Brake Booster Seal Replacement & Repair

[@TechSupport-c6e]

Hi, very good and instructional video.
What if the seal that goes in the back side of the booster is damaged?, what are the symptoms or failures when breaking?

[@tweston800]

Thanks. Planning on doing this to mine.

[@jaime79848615]

Hola somos GRUPO UNICAS SAS y fabricamos los Diafragmas para reparación del Servofrenos

[@Fleshy_Co]

KINDLY USED URDU.