Brakes - Booster Update/Installation Modifications: Overview

911 (996)
11/01 4470

Binder - Group 4 Running Gear

3/8/02

Brake Booster Seal at the Firewall Changed

Vehicle Type:
911 Carrera (996)/911 Carrera 4 (996)

Model Year:
From 1999 (X) to 2000 (Y)

Concern:
Brake booster seal at firewall has changed.

Information:

Due to a modification in the body firewall, the brake booster bellows and seal at the body fire wall was changed during model year '00 (Y). Replacement brake boosters are only available with the latest style bellows.





The vehicles that will require modification when replacing the brake booster were produced before September 13, 1999, with the VIN numbers shown.

Part Numbers








In order to install the brake booster with the latest style bellows in these vehicles, you must order the parts shown (in bold).





Working Time





Literature

Attachment:
Excerpt from 911 Carrera (996) Technical Manual:
47 70 31 - Supplement 61 "Converting brake booster (bellows)"