Final Drive Identification, Rear Final Drive 0BF And 0BE, Sport Differential

WARNING: This page is about a different car, the 2013 Audi S4, 2012 Audi S4, 2011 Audi S4, and 2010 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

Code letters, transmission allocations, ratio and capacities. Refer to TRANSMISSION/ENGINE ALLOCATION , and CAPACITIES .

When repairing the driveshaft or rear final drive. Refer to DRIVESHAFT and FINAL DRIVE .

Location on Rear Final Drive

Fig 1: Identifying Location On Rear Final Drive

Courtesy of AUDI OF AMERICA, LLC

Clutch class -arrow 1-.

Engine code and production date -arrow 2-

NOTE:

The way to recognize the rear final drive "0BE" and "0BF" is the hydraulic control unit with the side chambers.

-Arrow 1- code -LFW-

Fig 2: Identifying Last Six Characters Of Serial Number
Courtesy of AUDI OF AMERICA, LLC
-Arrow 2- Rear final drive build dates

Example:	08	12	09
	I	I	I
	Production year -2008-	Month	Day

-Arrow 3- Classification (classification of the clutch wear values) for the right clutch. Example: -272D-
-Arrow 4- Classification (classification of the clutch wear values) for the left clutch. Example: -4A10-

Additional data can be ignored.

NOTE:

When installing a new rear final drive unit, the final drive code, the PR number and the vehicle engine code must be verified . This is the only to assure the correct allocation.