Rear Brake Caliper Assembly Overview

Fig 1: Exploded View Of Rear Brake Caliper

Courtesy of AUDI OF AMERICA, LLC

Bolt
- Self-locking
- Always replace after removal.
- When loosening and tightening, counter-hold at guide pin.
- 35 Nm
Bleeder Screw
- Apply a thin coat of lithium grease G 052 150 A2 to the threads before screwing in.
- 10 Nm
Protective Cap
Guide Pins
- Grease before pulling on protective cap.
Protective Cap
- Pull onto brake carrier and guide pin.
Brake Carrier with Guide Pins and Protective Cap
- Supplied as an assembled replacement part with sufficient grease on guide pins.
- If protective caps or guide pins are damaged, install repair kit. Use supplied grease packet to lubricate guide pins.
Protective Cap
- Pull onto piston with outer sealing lip
Piston with Automatic Adjustment
- Removing and installing, refer to REAR BRAKE CALIPER PISTON .
- Apply thin coat of lithium grease G 052 150 A2 to piston.
Seal
- Do not damage when installing piston.
- Removing and installing, refer to REAR BRAKE CALIPER PISTON .
Brake Caliper Housing with Parking Brake Cable Lever
- Replace if leaking at parking brake cable lever.
- Pre-bleed caliper housing after repairing. Refer to Pre-Bleed Brake Caliper .