Pr Number Allocation - Brakes

WARNING: This page is about a different car, the 2021 Audi S4 and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Vehicle Data Label, Example

Fig 1: Locating Brake System Information On Vehicle Data Label, PR Number -A And B-

Courtesy of AUDI OF AMERICA, LLC

The corresponding PR number on the vehicle data label indicates which brakes are installed on the vehicle, among other things.

A - Rear Brakes (Example)

B - Front Brakes (Example)

Vehicle data label component location. Refer to VEHICLE DATA LABEL .

ELSA/Vehicle-Specific Notes

Fig 2: Identifying Rear Wheel Brake Number

Courtesy of AUDI OF AMERICA, LLC

The relevant information regarding the brakes installed can also be obtained through ELSA/vehicle-specific notes.

1KU - Rear Brakes (Example)

1LJ - Front Brakes (Example)

Allocation. Refer to the Parts Information.
Refer to TECHNICAL DATA for the PR number code key. These are important for the brake caliper/brake rotor and brake pad combination.