Rear Brake Caliper Piston, Installing

Rear Brake Caliper Piston, Installing

Special tools, testers and auxiliary items required

• Resetting and Extracting Tool (T10165)

• Plate (T10165/1)

• Disassembly Wedge (3409)

- The surface of the piston and seal must only be cleaned with mineral spirits and then dried.

- Thinly coat piston and seal with assembly paste (G 052 150 A2) before inserting.

- Place protective cap with outer sealing lip on piston.





- Using (3409), insert inner sealing lip into cylinder groove.





Hold piston in front of brake caliper for this procedure.

- Install the piston by turning knurled wheel toward right.





- To screw in, use (T10165/1) as an aid.

• Insert piston compressing and extracting tool so collar makes contact on brake caliper.

• When piston is misadjusted using a (T10145) or if foot brake is operated, the automatic reset function of the brake caliper is compromised.