How To Replace Spider Gears In Ford 7.5 & 8.8 Open Differential - Ford Mustang

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  • Опубліковано 8 вер 2024
  • This is a step by step instructional video on how to replace the spider gears inside a Ford 7.5 & 8.8 open differential. While I’m working on a ’98 Ford Mustang, this video applies to many Ford models & years since these rear ends have been in use for decades.
    I show many tips & tricks to make this job quick, easy & painless. The actual labor part of this job takes about two hours. If you use RTV for the differential cover gasket then you’ll have to wait 12 to 24 hours for it to properly cure before adding fluid. There are gaskets available at most auto parts stores that work very well too that don’t have a wait time.
    How To Change Ford 7.5 & 8.8 Differential Fluid - Ford Mustang:
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    My "'98 Ford Mustang 3.8L Repair & Maintenance" Playlist:
    • '98 Ford Mustang 3.8L ...
    My "General Auto Repair & Maintenance" Playlist:
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    The information in this video is for educational purposes only. Pet Rock assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. Use the information in this video at your own risk. Pet Rock recommends safe practices when working with power tools, automotive lifts, lifting tools, jack stands, electrical equipment, blunt instruments, chemicals, lubricants, or any other tools or equipment seen or implied in this video. Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not Pet Rock.

КОМЕНТАРІ • 525

  • @cosmedic
    @cosmedic 10 місяців тому +7

    Simple and to the point, not full of a 10 minute speech on the backstory of how the vehicle got to this point, where I bought the parts, why my dog is barking, what I had for breakfast, how I like my new tool….bla bla. Thx

  • @j.s.4636
    @j.s.4636 9 місяців тому +5

    The best video I’ve seen on the spider gear swap. So easy, but not easy unless you’ve watched this video on how to rotate those spider gears in and keeping everything in place for center pin. Thank You!

    • @petrocksgarage
      @petrocksgarage  9 місяців тому

      Thanks a lot. I appreciate it. I'm glad my video helped you out.

  • @LumpyFPV
    @LumpyFPV Місяць тому +1

    My man!! Earlier today I installed new spider gears in my '91 Ranger 7.5 inch diff with absolute ease thanks to this video. If I hadn't watched this I would've definitely struggled (like I've seen a few fellas struggle here on the UA-cams). Thank you again.

    • @petrocksgarage
      @petrocksgarage  Місяць тому

      Thanks a lot. I appreciate it. I'm glad my video helped you out. Pay it forward!

  • @shelleywilliams7174
    @shelleywilliams7174 8 місяців тому +3

    I want to say thank you for doing this video. Straight and to the point . My only regret was not finding this video sooner. I was struggling with those spider gears sadly for two hours. Watched your video had it done in two minutes. Thank you once again for such an informative video.

    • @petrocksgarage
      @petrocksgarage  8 місяців тому +2

      Thats great! I'm glad my video helped you out. Thanks for watching & commenting. I appreciate it.

  • @katrinareynosa8522
    @katrinareynosa8522 5 років тому +6

    This video is so amazingly informative... As a female I'm sure most would understand my worries and fear of replacing my spider gears, my father taught me basics growing up but not anything like this... I feel very confident going at this job after watching this video... THANK YOU IS NOT ENOUGH! I will post a updated comment once I complete this project... Thank you sooooo very much!!!!

    • @petrocksgarage
      @petrocksgarage  5 років тому +1

      Thanks a lot. I appreciate it. Good luck!

    • @ChaseBond11
      @ChaseBond11 8 місяців тому +1

      Inquiring minds must know... Did you complete the job?!

  • @LumpyFPV
    @LumpyFPV Місяць тому +1

    Dude, thank you for this! I've been getting a nasty clunk in my 91 Ranger's rear end. It doesn't seem like ring/pinion, so I wasn't really sure what it was, but now I'm pretty sure it's the spider gears. You've simplified it enough that I'm going to dig in and give it a shot. Thanks for the concise, well made video. Super valuable.

    • @petrocksgarage
      @petrocksgarage  Місяць тому +1

      No problem. Glad to be of service. Good luck.

  • @1InfinityShade
    @1InfinityShade 8 років тому +26

    Thanks for the video. A lot of people just say "put it back how it came out" and end their videos. You provide methods for everything and do it well 👍

  • @robertallen710
    @robertallen710 Рік тому +3

    Thank you so much for this video. I used this video to reposition my spider gears to my 2003 Ford F150 V6 I wouldn’t have been able to do it without you. Keep up the great work.

    • @petrocksgarage
      @petrocksgarage  Рік тому

      Thats great! I'm glad my video helped you out. Thanks for watching & commenting. I appreciate it.

  • @jasoncooper3116
    @jasoncooper3116 3 роки тому +3

    Thank you for this video! Most people show the removal of a trak lok, I needed to see how the spider gears in an open diff come apart and go back together. You're awesome bro!

    • @petrocksgarage
      @petrocksgarage  3 роки тому

      Thanks a lot. I appreciate it. I'm glad my video helped you out.

  • @KnightVideoEditing
    @KnightVideoEditing 9 років тому +4

    Thank you so much! My upper and lower spider gears came out unintentionally while replacing the axle seals and I was already expecting the worst as I didn't get them back in. Your video made it very clear and I'm happy to see how easy it is to get them back in.

    • @petrocksgarage
      @petrocksgarage  9 років тому +2

      +KnightVideoEditing, thanks a lot. I appreciate it. I'm glad my video helped you out.

  • @Quickti
    @Quickti 8 років тому +5

    Your video made my job a lot easier. I was able to assemble spider gears, but was scared to attempt before watching your tutorial. Great coaching skills and thanks a million for sharing your knowledge!

  • @theoriginalNoOne.
    @theoriginalNoOne. Рік тому +1

    Nice video! Glad I replaced the studs on one axle, otherwise I would have them mixed up lol

    • @petrocksgarage
      @petrocksgarage  Рік тому

      Thanks a lot. I appreciate it. Yeah, it's important to put the axles back in the same side they came out of. On some diffs its pretty obvious, but on these its not so much.

  • @BigMoneyAl
    @BigMoneyAl Рік тому +1

    the hardest part was putting the spider gears back in place . watching this made my job very easy THANKS

    • @petrocksgarage
      @petrocksgarage  Рік тому +1

      Thanks a lot. I'm glad my video helped you out.

  • @robrushing2345
    @robrushing2345 4 роки тому +1

    I second that!!!! I watched a video and the lady mechanic said don’t let the ring hear spin it will misalign the spiders and they are extremely hard to adjust. Well I did just that today actually one fell out into the pan and my anxiety hit defcon 5.
    Thank God in heaven I found your video! You are a blessing bro!!

    • @petrocksgarage
      @petrocksgarage  4 роки тому +1

      They aren't that hard to adjust once you know how the gears work/mesh together. I'm glad my video helped you out. Thanks a lot.

  • @MaxQscience
    @MaxQscience 8 років тому +1

    Congrats, this is the very best mustang rear diff rebuild video on youtube. A do it yourselfer like me and can watch this video while doing the actual rebuild and get the job done right. Score perfect 10

    • @petrocksgarage
      @petrocksgarage  8 років тому

      +Silicon Valley Engineer, thanks a lot. I appreciate it.

  • @johncrowley7727
    @johncrowley7727 3 роки тому +3

    Without any doubt one of the best videos ever on this repair and I love that it has CC enabled. Thanks so much.

  • @1995flyingspur
    @1995flyingspur 3 роки тому +2

    OMG!! I have replaced countless axle shafts, bearings, etc so many times and every single time I've been petrified of the spider gears falling out!
    You made my day! No more fear for me! I cannot thank you enough for this video!

    • @petrocksgarage
      @petrocksgarage  3 роки тому

      Thanks a lot. I appreciate it. I'm glad my video helped you out.

  • @c.m.oooo1111
    @c.m.oooo1111 Рік тому

    You saved my car today.
    Thanks kindly.
    My spider gear fell in to a nest and I watched this clip saved my day.

  • @blakethompson8022
    @blakethompson8022 5 років тому +11

    very detailed, specific, and clear. thanks for posting this.

  • @crystalsweet3759
    @crystalsweet3759 2 роки тому +2

    Fantastic video! Never seen a differential tear down and rebuild with this kind of detail. Thanks for sharing!

  • @waybelowgrade
    @waybelowgrade 2 роки тому +1

    You helped me your real good at this as the comments reflects

  • @chrismalone4062
    @chrismalone4062 8 років тому +2

    You're on of the best youtubers at describing what to do. Thank you!!

    • @petrocksgarage
      @petrocksgarage  8 років тому

      Thanks a lot. I appreciate it. :-)

    • @bakardy2011
      @bakardy2011 8 років тому +1

      +Pet Rock's Garage habe you ever had Hell pulling out the shaft? it acts like it wants to come out and gets stuck about 2 inches from locking position. i feel really dumb.

    • @petrocksgarage
      @petrocksgarage  8 років тому +1

      I’m not really sure. They just slid out for me without a problem. I responded to your other post with a suggestion on how to get it out. Good luck...

  • @tonyp4205
    @tonyp4205 4 роки тому

    Extremely helpful ... Thanks a ton! I wasn't planning on touching the spider gears in my 2007 V6 Mustang when I upgraded to the GT500 rear brakes but I found a leaky axle seal and the spider gears fell out when I went to reinstall the big pin in the differential. After 30 minutes of "I almost got the &%a0a$ spider gears lined up that time", I took a break and found your clear and explicit instructions. Well done! Thanks to you I was back on track in less than 3 minutes.

    • @petrocksgarage
      @petrocksgarage  4 роки тому

      Everyone has days like that. Glad to hear you knew to walk away and regroup before you really screwed something up (e.g. get a big hammer). I'm glad my video helped you out and that you got the job done. Thanks for watching & commenting. I appreciate it.

  • @xX-Expendable-Xx
    @xX-Expendable-Xx 2 роки тому +1

    Thanks for very instructional and informative videos. I've gotta do the rear seals on my Mustangs and had no clue how.

  • @Gekkoukitsune9
    @Gekkoukitsune9 9 років тому +12

    Dude i dont comment much on videos but by god you are a life saver like omg thank you !!!

    • @petrocksgarage
      @petrocksgarage  9 років тому +1

      Gekkou Raion, thanks a lot. I appreciate it.

    • @Gekkoukitsune9
      @Gekkoukitsune9 9 років тому

      Me and my 1996 cobra thank you sir although I have a question

    • @petrocksgarage
      @petrocksgarage  9 років тому

      Gekkou Raion, whats your question?

    • @Gekkoukitsune9
      @Gekkoukitsune9 9 років тому

      ok i know my rear end is going out only one wheel turns but, now the side that doesn't turn the brakes are grinding against the rotor! so my question is will this be fixed once i fix the rear end or is this something else causing this!? they have brand new brakes in the back

    • @petrocksgarage
      @petrocksgarage  9 років тому

      Gekkou Raion, the brakes shouldn’t be touching the rotor with enough force to prevent the rotor from spinning if the brake pedal and emergency/parking brake is not set. Something is going on there that is likely independent of the differential issue. I’d take the caliper & rotor off and see if both wheels rotate when the rear is off the ground. Good luck...

  • @hickbillybob3199
    @hickbillybob3199 5 років тому

    On my lord.. I have drove myself crazy trying to figure out how to get some of them gears back in, the ones that the pin goes through.. It all of a sudden looks so easy. Thanks for the awesome video

    • @petrocksgarage
      @petrocksgarage  5 років тому

      Thanks a lot. I'm glad my video helped you out.

  • @tgi3197
    @tgi3197 8 років тому +10

    Excellent video! Very professional and helpful. Thank you Sir!

    • @petrocksgarage
      @petrocksgarage  8 років тому

      +Thomas Gagliardi, no problem. Thanks for watching and commenting. i appreciate it.

  • @MrTurtletraxx
    @MrTurtletraxx 6 років тому +3

    Thank you times 100! Your video re: spider gears saved me. Cheers.

    • @petrocksgarage
      @petrocksgarage  6 років тому

      Thats great! I"m glad my videos helped you out.

  • @Texasknowhow
    @Texasknowhow 8 років тому +3

    Beneficial video. Appreciate you taking the time to film it. I have similar repairs to make on both a Dana 44 and a Ford 8.8 from a 2000 Explorer. This was good for a preview of what to expect on the Ford. Thanks again, Clay

    • @petrocksgarage
      @petrocksgarage  8 років тому +2

      +Texasknowhow, thanks a lot. I appreciate it and good luck.

  • @johnnyverbeeck1289
    @johnnyverbeeck1289 9 років тому +1

    It looks like others have already said the same thing, but THANK YOU very much! I expect I'll have to be doing this job very soon on my Mustang and you have made it very clear and understandable how to get it done. Good video. Good narration. Keep doing what you do!

    • @petrocksgarage
      @petrocksgarage  9 років тому

      Johnny Verbeeck, thanks a lot. I appreciate it. I'm glad to know that my videos are helping people. That is my goal. Thanks again...

    • @johnnyverbeeck1289
      @johnnyverbeeck1289 9 років тому

      Turns out I did end up doing the job and it was much easier to do after having watched your video. I would have been unprepared without it. Thanks again

    • @petrocksgarage
      @petrocksgarage  9 років тому

      +Johnny Verbeeck, thats greats! Thanks for letting me know. I appreciate it.

  • @1995flyingspur
    @1995flyingspur 3 роки тому +1

    This is an awesome video!! Thank you so much! I am no longer afraid of my spider gears! Real spiders are a different story!👍

    • @petrocksgarage
      @petrocksgarage  3 роки тому

      Thanks a lot. I appreciate it. I also agree about spiders, especially if one crawls on you.

  • @manuelhuerta5515
    @manuelhuerta5515 11 місяців тому +2

    Very well installed very thank ful.

  • @practicallyperfect8721
    @practicallyperfect8721 Місяць тому

    im glad this worked for you, my pin hits the ring gear both ways.

    • @petrocksgarage
      @petrocksgarage  Місяць тому +1

      Sorry to hear that. Sounds like you have aftermarket gears installed. Only non-destructive solution I can think of is to unbolt the ring gear. Torque the ring gear bolts down to 60 ft/lbs when reinstalling. Good luck.

    • @practicallyperfect8721
      @practicallyperfect8721 Місяць тому

      @@petrocksgarage I thought the same, 40 years old after all. Even service data says it should clear. I left it (my personal vehicle) since i have an 8.8 ill install once the 7.5 grenades. Thanks

    • @petrocksgarage
      @petrocksgarage  Місяць тому

      Well, at least you have a backup. Although if your motor is a V6, the 8.8 may be too big and may actually hurt performance depending on the gears that are in it. Good luck.

  • @christheking6031
    @christheking6031 4 роки тому

    Your a excellent teacher. I was just about to replace the whole rear end until I seen your video. Thank you very much

    • @petrocksgarage
      @petrocksgarage  4 роки тому

      Thanks a lot. I'm glad my video helped you out and saved you some $$$ in the process.

  • @johnc7431
    @johnc7431 3 роки тому

    Nice job I have a 93 F-150 8.8 it has a lot of backlash going to get the parts and take care of it you make it look easy good video thank you

  • @richardschetnan4539
    @richardschetnan4539 6 років тому

    Thank you! Was having trouble getting the spider gears installed correctly, and this helped. Got it all back together again.

    • @petrocksgarage
      @petrocksgarage  6 років тому

      Thats great! I'm glad my video helped you out. Thanks for watching and commenting. I appreciate it.

  • @toddbarlow3094
    @toddbarlow3094 7 років тому

    Really good video. Helped me a lot when my gears fell out when I was replacing my bearings. Thank you.

    • @petrocksgarage
      @petrocksgarage  7 років тому

      Thats great. I'm glad to hear my video helped you out. Thanks for watching and commenting. I appreciate it.

    • @robertdunphy6701
      @robertdunphy6701 5 років тому

      Mine fell out doin hub bearing thanks bro direct to the point no nonsense bullish

  • @kevinmcadoo9045
    @kevinmcadoo9045 4 роки тому

    Thanks for you advice I was able to spend the top spider gear back into place and put the differential back together. Although its was still some what of a challenge given my short arms and think build. Thanks once again!! Now I need to replace the U-joints so hopefully it goes pretty smooth.

    • @petrocksgarage
      @petrocksgarage  4 роки тому

      Thats great! I'm glad you got it figured out. Good luck on the U-joints.

  • @mariedale14
    @mariedale14 7 років тому +1

    FANTASTIC INFORMATIVE Going to attack this job rear driver side bearing starting to make noise thanx

  • @jimpow44
    @jimpow44 7 років тому

    Thanks so much for helping solve the mystery of how to remove the pinion shaft lock bolt! Mine was fairly stripped by the previous knucklehead so it had to be replaced. Thought I would have to remove the bearing carrier bolts. Yahoo!

    • @petrocksgarage
      @petrocksgarage  7 років тому

      No problem. I'm glad my video helped you out.

  • @jeffspen4594
    @jeffspen4594 4 роки тому

    Was replacing the axles and the spider gears fell out. Thanks for relieving a lot of stress for me today.

    • @petrocksgarage
      @petrocksgarage  4 роки тому

      I bet that was a P.I.T.A. Glad to be of service.

  • @stececcato
    @stececcato 3 роки тому

    Seeing you work the spider gears helped me figure out my problem!! Thank you

    • @petrocksgarage
      @petrocksgarage  3 роки тому

      Thats great! I'm glad my video helped you out. Thanks for watching & commenting. I appreciate it.

  • @texmextu2
    @texmextu2 5 років тому

    You mentioned this is Ford but it’s the exact same thing as my GM 7.5, I think I can do this 💪🏽, very specific and detailed video

    • @petrocksgarage
      @petrocksgarage  5 років тому

      Yeah, the internals of most open differentials like this are, for the most part, the same. So if you know how to do one, you know how to do others. Good luck.

  • @mikeperry4803
    @mikeperry4803 Рік тому +1

    Excellent video

  • @benjaminkrieger4289
    @benjaminkrieger4289 8 років тому

    very helpful, saved me from having a heart attack. i did this on a 2010 crown victoria p71 . thank you.

    • @petrocksgarage
      @petrocksgarage  8 років тому

      Thanks a lot. I'm glad my video helped you out and saved you an ambulance ride. :-)

  • @JourneyToTheTruthandTR
    @JourneyToTheTruthandTR 6 років тому +9

    That was an excellent video. Short and thorough. Best I've seen this far. Nice job!

  • @dashlamb9318
    @dashlamb9318 6 років тому +1

    Thank you for a great video. It explained everything well. I intended on repairing a seal and axle bearing, but now I'm wondering if I should go ahead and put new spider gears in while I have it apart. It is a 96 Ranger with a bunch of miles. It did appear doable from your video, though I know "looks are deceiving."

    • @petrocksgarage
      @petrocksgarage  6 років тому

      If the spider gears are loose or worn then definitely replace them. They aren't a normal maintenance item. So, in my opinion, if they aint broke, don't fix 'em. Check out my video on replacing the axle seals & bearings on a ford diff (ua-cam.com/video/VXEqzMVRRso/v-deo.html). Thanks for watching & commenting. I appreciate it.

  • @rickjones1281
    @rickjones1281 4 роки тому +2

    Wow ! Love the way you explained that.

  • @davidclark3147
    @davidclark3147 8 місяців тому

    Damn dude you're the best I've seen and I've looked at
    I know you inspired me to do it
    Myself

  • @slablife
    @slablife 9 років тому +6

    Damn, I wish more mechanics were like you! Great job and video...sub'd!

    • @petrocksgarage
      @petrocksgarage  9 років тому +1

      Mike Endsley, thanks a lot. I appreciate it.

  • @SurvivalInFlames
    @SurvivalInFlames 6 років тому

    Great video. You didn't clarify in the video, so someone may do unnecessary work, but you don't need to remove the spider gears if all you are doing is removing the axle shafts. I always just leave them in place.

    • @petrocksgarage
      @petrocksgarage  6 років тому

      True, if you have a center pin with a cut out in the middle like the aftermarket one I installed in this video you can just rotate the center pin to give clearance for the axle shafts to be pushed in etc. However, if your center pin does not have the cut out, like the stock one I replaced on this car, you have to remove the center pin. At which point it is super easy for the spider gears to fall out and potentially get damaged if they fall out of the diff & bounce around on your garage floor. So it's often easier/safer to remove them in this case. But go with whichever method works for you.

  • @goldwingdrifter5886
    @goldwingdrifter5886 2 роки тому +1

    Thank you very much for this video. 🙏

  • @kevinagnew6878
    @kevinagnew6878 Рік тому +2

    Good work 👏

  • @icussdemise1043
    @icussdemise1043 8 років тому +1

    Great video, appreciate it. Plan to do this on an 85 5.0 thanks for the walk-through

    • @petrocksgarage
      @petrocksgarage  8 років тому

      +Patrick McLevaine, thanks. Good luck...

  • @orionmyth
    @orionmyth Місяць тому +1

    Damn good instructions

  • @ruizgaspar1988
    @ruizgaspar1988 2 роки тому +1

    Your a life saver!!!!!

  • @gerardomalacara4450
    @gerardomalacara4450 2 роки тому +1

    THANK YOU FOR SHARING

    • @petrocksgarage
      @petrocksgarage  2 роки тому

      No problem. Thanks for watching & commenting. I appreciate it.

  • @upnorthyooper1196
    @upnorthyooper1196 8 років тому +1

    The o-ring is used for 2 things, when at the factory there less chance of the clip falling out during fast assemble, and if there is tension on the clip there will be less where on it.

    • @petrocksgarage
      @petrocksgarage  8 років тому

      +Dean Gamelin, that makes sense. Thanks for the explanation.

  • @qwaintetquimby7351
    @qwaintetquimby7351 2 роки тому +1

    You are a got damn life saver step by step perfectly

    • @petrocksgarage
      @petrocksgarage  2 роки тому

      Glad to be of service. I'm glad my video helped you out.

  • @steveb264
    @steveb264 9 років тому

    I never comment on videos but after watching I have to say one of the best how to videos I have ever seen on youtube. My wife has a 2001 Mustang is it pretty much the same as the 98? She has a leak on the right rear seal and I noticed lot of play In the axle so it is probably due for some new gears also. Thank you again for the video I will share and watch all of your videos.

    • @petrocksgarage
      @petrocksgarage  8 років тому

      +Stephen StephenB, Yes, your wife's '01 is pretty much the same as my wife's '98 (in terms of the differential). I wouldn't condemn the gears before pulling the diff cover and having a look inside. The play could be due to a lot of things, including but not limited to, bad driveshaft u-joints. Good luck...

  • @bejag7676
    @bejag7676 3 роки тому +1

    Nicely presented. Thanks for the in depth info!

  • @pete-mz9vr
    @pete-mz9vr 2 роки тому +1

    Very good video!

  • @natefelton2990
    @natefelton2990 Рік тому

    Thanks you made it look easy!

  • @kitsune7215
    @kitsune7215 6 років тому

    Great video thank you, this made a few things little clearer and easier to see specially with the inside of the diff.

    • @petrocksgarage
      @petrocksgarage  6 років тому

      No problem. I'm glad my video helped you out.

  • @deltaflossy5848
    @deltaflossy5848 6 років тому

    you are awesome....i got a piece together Commanche....has an 8.8 rearend...you answered all my questions and gave me a few tricks

    • @petrocksgarage
      @petrocksgarage  6 років тому

      Thanks a lot. I appreciate it. I'm glad my video helped you out.

  • @thomv2118
    @thomv2118 6 років тому +1

    A thousand thank you's for the great video and explaining it so well!

  • @carnut04
    @carnut04 9 років тому +2

    Very informative! Good job.

    • @petrocksgarage
      @petrocksgarage  9 років тому

      carnut04, thanks a lot. I appreciate it.

  • @jockodog2009
    @jockodog2009 3 роки тому +1

    Excellent video. Very thorough and informative.

    • @petrocksgarage
      @petrocksgarage  3 роки тому +1

      Thanks a lot. I appreciate it.

    • @jockodog2009
      @jockodog2009 3 роки тому

      @@petrocksgarage Is the roll-in of the spider gears as easy as it looked in your video? It seems very straightforward rolling in the 1st gear, rotating the carriage, and rolling in the opposite gear, and lining it up with the 2nd. That easy?

    • @petrocksgarage
      @petrocksgarage  3 роки тому +1

      @@jockodog2009, yeah pretty much.

  • @cermem
    @cermem 9 років тому +1

    good vid leared something i never knew before

    • @petrocksgarage
      @petrocksgarage  9 років тому

      +cermem, thanks lot. Glad to be of service.

  • @thanachaichongwong4993
    @thanachaichongwong4993 3 роки тому +1

    Thanks very nice video

  • @1948steven
    @1948steven 8 років тому +1

    Thank you for this video it was a tremendous help.

    • @petrocksgarage
      @petrocksgarage  8 років тому

      +1948steven, no problem. I’m glad my video helped.

  • @azizshavershian2065
    @azizshavershian2065 2 роки тому +1

    hey man thank you so much for the awesome videos. I'm changing the axle bearings on my 8.8 98 Cobra this week, and the instructions are very adamant about not damaging the spider gears when rotating the differential to expose the axle c-clips. in your video you say they just slide out when rotating it - this concerns me lol. what's the best way to rotate everything with the pin out to expose the c-clips without damaging anything? thank you so much in advance

    • @petrocksgarage
      @petrocksgarage  2 роки тому

      I think the damage they may be referring to is if the spider gears fall out and bang around on the floor. If the gears remain in the carrier then there should be no damage to them. When you get it apart it might make more sense.
      After rotating the carrier a little, with the pin out, you will see that the spider gears didn't rotate with the carrier. When this happens, just manually & slowly rotate one of the tires to rotate the spider gears back into position. Make sure to rotate the tire while you are watching the gears so you don't rotate it the wrong direction. If you are super worried about the spider gears coming out you could run some zip-ties through the holes in the carrier that the pin goes through & the center of the spider gears to hold the spider gears in place. Basically putting zip ties where the pin was going. Hope that helps. Good luck.

  • @REsuperGRX7
    @REsuperGRX7 3 роки тому

    great video thank you. like some commenters i was just doing wheel bearings and seals and my spider gears fell down. tried and tried to get them in. can only get the spider gears back in without the washer, but cant seem to "slip" the washers behind them. looks like i might pull the whole carrier out and assemble on the bench, idk. working on a 2011 f150 with the 9.75 open diff if that makes a difference. thanks for the info.

    • @petrocksgarage
      @petrocksgarage  3 роки тому

      The washer has a lip that centers it on the spider gear, so you have to install the spider gear & washer together otherwise you'll never get the washer in place. Unless you don't have room to work under your truck, which I think you would have way more then I did under this Mustang, pulling the carrier is a little overkill and could open up a can of worms you don't want to mess with. Its unclear from your comment on if you tried the technique I demonstrate in this video to get the gears back together. If you haven't, I would give it a shot. The gears & washers fit in there before so they should fit back in again (assuming the gear & washer isn't damaged from falling out). Good luck.

    • @REsuperGRX7
      @REsuperGRX7 3 роки тому

      @@petrocksgarage finally just got it, took the whole thing out the pumpkin got everything lined up then pushed the main gears apart to get enough room to slide spider gears washer in then was able to rotate and all back together finally haha woohoo bit of a pain. Made sure all shims and spacers all went back as they came out. Thanks for replying

    • @petrocksgarage
      @petrocksgarage  3 роки тому

      @@REsuperGRX7 Glad to hear you got it sorted out.

  • @IGSpawns
    @IGSpawns 2 роки тому +1

    The cut out in the pin is for getting the c clips out with out removing the pin

    • @petrocksgarage
      @petrocksgarage  2 роки тому

      Yeah, that totally makes sense. Thanks for the tip.

  • @russellgilbert3453
    @russellgilbert3453 3 роки тому +1

    Now, that's how you do a how 2 video!

  • @frankv9068
    @frankv9068 3 роки тому +1

    Fantastic video! Thank you so much!

  • @richardlewis7471
    @richardlewis7471 3 роки тому

    Excellent video! Took the mystery out of it!

  • @midas617
    @midas617 14 днів тому +1

    Brilliant! 👍🏼

  • @blaken.4372
    @blaken.4372 2 місяці тому +1

    great video. my only question, are 7.5 spider gears and 8.8 the same size aside from spline?

    • @petrocksgarage
      @petrocksgarage  2 місяці тому

      I don't think so. I think the 8.8 spider gears are slightly bigger. They are different part numbers. But the install procedure is identical.

  • @rodritejedart
    @rodritejedart 3 роки тому +1

    Amazing job thanks for the video I appreciate 🙏

    • @petrocksgarage
      @petrocksgarage  3 роки тому +1

      Thanks a lot. I'm glad my video helped you out.

  • @dondon98
    @dondon98 5 років тому

    Yeah hes really good & thorough

    • @petrocksgarage
      @petrocksgarage  5 років тому +1

      Thanks a lot. I appreciate it.

    • @dondon98
      @dondon98 5 років тому

      @@petrocksgarage Yw man ive got 2006 Ford F150 4x4 Heritage lifted

  • @MrSnipes1987
    @MrSnipes1987 6 років тому

    by far the best video for this subject!

  • @ulisesc4388
    @ulisesc4388 4 роки тому

    Thanks for videos

  • @eduardomalo8007
    @eduardomalo8007 5 років тому

    very well explained boss man. idk shit about cars or know anything about "how to's" but ur vid actualy gave me the confidence 2 go out n try it my self 2morrow. my diffirential locked up on me lastnight i had to tow my car home so hopefuly takeing all that out cleaning it realy good and filling it bk up will fix it. i do have ALOT of back lash when puting my foot on & off the gas... SO MYB frm what iv learend so far i might need them lil circle lashes thigs replaced n get new 1s from what iv seen doing the oil change on it wont fix the back lash nor the winning on it but ill keep my fingers crossed. thank u if u have any pointers on ANYTHING I SHOULD KNOW B4 TEYING THIS OUT id appreciate it if u would let me know. thanks again 1 of the best vids iv watched so far hands down. thanks again.

    • @petrocksgarage
      @petrocksgarage  5 років тому

      Thanks a lot. I appreciate it. If your differential locked up then something metal broke inside there and probably got jammed in one of the gear teeth. A fluid change will not solve the problem. It is impossible to say what the problem or solution is without taking the diff cover off and having a look inside. Since you said you don't know much about cars, if there is a broken bearing or gear inside (other than the spider gears) I would not attempt this yourself. Installing new gears or bearings requires special tools & some skill. I would take it to a shop to have them fix it once you have looked inside to see what is wrong. Good luck.

  • @damoncrowfeather4655
    @damoncrowfeather4655 3 роки тому

    Well done Sir..

  • @archiemorrissette9174
    @archiemorrissette9174 8 років тому

    good job hard to get lost good step by step

    • @petrocksgarage
      @petrocksgarage  8 років тому

      +archie Morrissette, thanks a lot. I appreciate it.

  • @austinbottensek9878
    @austinbottensek9878 4 роки тому

    Very good video thank you for the little tricks. I have 1992 ford ranger with drum brakes on the rear I’m curious what you think about me using a donor mustang for a disc brake conversion??

    • @petrocksgarage
      @petrocksgarage  4 роки тому

      Not all 8.8's & 7.5 diffs are the same. While the center part with the gears is the same, the axle tubes and suspension mounting brackets can be different. It all depended on the car it was installed on. Mustangs have a 4-link suspension. I don't know what style Rangers have. If it's a 4-link then it should bolt right up assuming the axle tubes are the same lengths as your stock axle tubes. There are tons of other model cars & trucks that came with 7.5 & 8.8 diffs. So, yes you could find a donor car and convert to disc brakes. However, you need to make sure that the axle tubes lengths and the mounting brackets are the same as on your truck. If the mounting brackets are different you could pay a shop to weld up new brackets for you. But its easier/better to find a diff with the correct brackets already installed. Hope that helps & good luck.

  • @wellhiddenranch2358
    @wellhiddenranch2358 Рік тому

    Any idea for a case where the spider gear doesn't quite want to fit back in, as in it pushes the washers off??

    • @petrocksgarage
      @petrocksgarage  Рік тому

      I don't follow what you mean by "pushes the washers off". Could you elaborate on what you mean?

  • @mikeroark5570
    @mikeroark5570 4 роки тому

    Extremely helpful video! Great job. Thank you!

  • @eye-ntheskybillysimmons
    @eye-ntheskybillysimmons 3 роки тому

    Thank you so much for making this video 👍😊😊

    • @petrocksgarage
      @petrocksgarage  3 роки тому +1

      No problem. I'm glad my video helped you out.

  • @melmac67
    @melmac67 5 років тому

    Was the play in the axels the reason for replacing the spider gears (guts)? Had a shop swap gears 2.73 to 3.73’s on 92 lx and noticed vibrations on the highway when reaching speeds of 70 and above. Would this application fix this issue or would I need need a complete swap (ring and pinion). Thanks for the tutorial, I will be attempting this in a few weeks.

    • @petrocksgarage
      @petrocksgarage  5 років тому

      Yes, the play in the axles and the diff needing a fluid change is why I investigated. Its doubtful spider gears would cause your problem. Lots of things can cause a speed specific vibration. I'd start with the simple stuff, like unbalanced wheel, tires or drive shaft. Good luck.

  • @warmachine5424
    @warmachine5424 3 роки тому

    Thanks man , very helpful for me 👍

    • @petrocksgarage
      @petrocksgarage  3 роки тому +1

      Thanks. I'm glad my video helped you out.

  • @jabsage155
    @jabsage155 4 роки тому

    sir thank you so much your video rocks you're the man

  • @y2tommyk
    @y2tommyk 8 років тому

    Thanks for the solid instructions man

    • @petrocksgarage
      @petrocksgarage  8 років тому

      No problem. Thanks for watching & commenting. I appreciate it.

  • @challengert9155
    @challengert9155 6 років тому

    Great info and down to earth. Great Job

  • @jwrite54
    @jwrite54 7 років тому

    I have a 2005 mustang the rear axle makes a rumbling noise but when I move the wheel back and forth the tone doesn't seem to change so I don't think its the wheel bearings there is no leakage in the pinion at drive shaft any ideas ??...............I have read everything from throwing a banana in there to quite it down ..... but after seeing your video it makes me want to fix it correctly.

    • @petrocksgarage
      @petrocksgarage  7 років тому

      It sounds like there is definitely a problem in the diff. It could be the spider gears or it could be a problem with the pinion or ring gear or their bearings. Best to take the cover off and have a look inside. With the fluid out it should be easier to pinpoint the problem. If its the ring and/or pinion gear or their bearings I would take it to a shop to fix since they are a P.I.T.A. to replace correctly. Good luck.

  • @tbagsha
    @tbagsha 8 років тому

    question, about the rubber O rings on the inside of the left and right shafts. does it ride to the outside of the clips towards the splines or on the inside towards the center of the car?

    • @petrocksgarage
      @petrocksgarage  8 років тому

      I’m not sure it matters. But on my case they were towards the center of the car on both axels.

  • @kevinmcadoo9045
    @kevinmcadoo9045 4 роки тому

    Question, when you spent the top gear into place and rotated it to the back did you turn the axle or drive shaft to spend into place?

    • @petrocksgarage
      @petrocksgarage  4 роки тому

      Axle. Hope that helps.

    • @kevinmcadoo9045
      @kevinmcadoo9045 4 роки тому

      @@petrocksgarage Thanks, I will give it a shot and let you know the results.

  • @flower2289
    @flower2289 4 роки тому

    Sir I have a 1988 F150 that has 65000 on the odometer. Of course that could be 165000 or 265000 miles. Some things on the truck lead me to believe the mileage is 65000 or 165000. The brake and accelerator pedal rubber covers are in very nice condition and original. The u-joints are very tight but there is a lot of slop in the differential. Enough slop so that it is very noticeable when shifting from reverse to drive or drive to reverse and sometimes when the transmission shifts from first to second and second to third. How would I know if just replacing the pinion gears and not the ring gear would be adequate to eliminate the majority of that differential slop? Thanks, Wayne.

    • @petrocksgarage
      @petrocksgarage  4 роки тому

      I assume the u-joints you are referring to are for the drive shaft. That leaves the gears in the diff. The only way to tell what needs to be replaced is by pulling the diff cover and having a look inside to see where the slop is coming from. With the cover off, you should be able to turn the drive shaft back & forth by hand and see where the extra play is. It could be worn spider gears, worn ring & pinion gears, or both. This video should have you covered on how to replace the spider gears. However, replacing the ring & pinion isn't a bolt on job. You have to adjust the backlash & tighten the crush sleeve etc which requires special tools (beam torque wrench, dial micrometer gauge + mag-base to name a few). It's a bunch of trial & error even for experienced techs. If one of my vehicles needs new ring & pinion gears I would take it to a local diff shop to be honest. Its a P.I.T.A. job, hard to get right and too easy to get wrong. If you get it wrong you can burn up your gears pretty quickly. Hope that helps. Good luck.

  • @deanm4235
    @deanm4235 7 років тому

    hey bro, nice. what would cause excessive in out play on the axle shaft. very good videos very in depth and helpful for people who dont have wads of cash to keep their rides going or who just wanna learn. i dont usually subscribe but your videos are good and i have an above average knowledge of cars thanks

    • @petrocksgarage
      @petrocksgarage  7 років тому +1

      There should be some in/out play with the axle shafts. I'm not sure on the exact spec, but the ABS tone ring should not be able to touch the ABS sensor (if yours has one) nor should the axle seal be able to touch the ABS tone ring or the part of the axle that the wheel studs go into. The center pin in the diff housing prevents the axle from going in too far and the C-Clip & little rubber o-ring on the end of the axle shaft that I show in the video prevent the axle shafts from going out too far. Make sense?
      Thanks for the complements. I appreciate it and am glad my videos helped you out.

    • @deanm4235
      @deanm4235 7 років тому

      Pet Rock's Garage Hey thanks again turns out the clutch paks behind the side gears in my 8.8 trak lok rear end where worn. i replaced those and good to go. everthing else matched your vid

    • @petrocksgarage
      @petrocksgarage  7 років тому

      Thats great. I'm glad my video helped you out and you got your ride back on the road. A limited slip diff is slightly different then an open diff, but not to hard to figure out. Glad you got it done.