Is it worthy a 140,000km motorbike? BMW R1200 Gs

What can you buy with 4000€? Would you buy a 2006 BMW with 140,000km on it?
In this video, we show how to do a complete service point by point and how to rejuvenate some parts without spending crazy amounts of money and doing everything at home.
2:43 gearbox oil change
5:15 cardan oil and ribbed greasing
9:24 filter and engine oil change
9:54 spark plug replacement
10:37 air filter replacement
11:54 various
13:06 brake pad replacement
16:29 engine, cylinder painting, etc.
18:55 clutch and brake oil change, valve adjustment (done by a mechanic)
19:43 useful tips
20:44 handlebar replacement
21:25 various luggage and key coding (thanks to www.legrandimarche.it)
Some of the products used:
Bardahl 80w90 amzn.to/3Bh8hoX
Bardahl 15w50 amzn.to/2Zrpn6p
Air filter amzn.to/3Ej01GV
High-temperature matte black Arexon amzn.to/3id99UW
High-temperature aluminum Arexon amzn.to/3b6QW7i
Wd40 amzn.to/3CQ9Lrl
Wd40 for electrical contacts amzn.to/2ZDtUTi
Millerighe grease amzn.to/3odKtzA
Multi-purpose lithium grease amzn.to/3EUVT0X
Thread locker amzn.to/3CPrcbr
Body shop tape amzn.to/3oensw3
Chanteclair family-sized degreaser amzn.to/3m2YZas
Body shop sandpaper amzn.to/3oe9lHo
Socket wrench set amzn.to/2Y2fP16
Wheel pin wrench amzn.to/3mokS5H
Ariete handlebars amzn.to/2ZBtwFj
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