33 11 080 Replacing left drive flange on rear differential
WARNING: This page is about a different car, the 2013 BMW Z4, 2012 BMW Z4, 2011 BMW Z4, 2010 BMW Z4, and 2009 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Risk of burning on the exhaust system!
IMPORTANT:
When replacing the drive flange, you must also replace the shaft seal
. See 3311140 REPLACING SHAFT SEAL FOR LEFT DRIVE FLANGE or 3311145 REPLACING SHAFT SEAL FOR RIGHT DRIVE FLANGE !
Necessary preliminary tasks
- Remove output shaft . See 3321001 REMOVING AND INSTALLING OR REPLACING LEFT OUTPUT SHAFT or 3321002 REMOVING AND INSTALLING/REPLACING RIGHT OUTPUT SHAFT from rear differential and tie back
Drive out drive flange (1) with special tools 13 5 251 and 13 5 253.
Installation:
Insert drive flange and rotate until spline on flange meshes with teeth on differential bevel gear.
Press drive flange in further until circlip locates with an audible click.
IMPORTANT:
High installation forces indicate that the spline teeth on the drive flange/differential bevel gear are damaged/deformed!
Check spline teeth, replaced damaged parts.
Check spline teeth, replaced damaged parts.
Install retaining ring (1).
Installation:
Clean shaft seal race on drive flange thoroughly.
Coat drive flange at contact face of shaft seal with REAR AXLE - OPERATING FLUIDS .
Replacement
Replace shaft seal . See 3311140 REPLACING SHAFT SEAL FOR LEFT DRIVE FLANGE or 3311145 REPLACING SHAFT SEAL FOR RIGHT DRIVE FLANGE .
After installation