I have a freshly rebuilt M3 diff. New genuine BMW seals and timken bearings and races and

The LSD is a V1 and has been rebuilt with the Racing Diffs clutch pack and small shim for the M clunk.

I swapped in a 3.15 ring and pinion gear. Relatively new - came out of a 13k mile E9X M3 DCT diff.

Does not include the rear cover.

The front bolt hole torques up but has the first couple of threads pulled out. Youmay Want to do the 16mm bolt kit from Rogue Engineering.

$1200 shipped within the US plus $800 core charge.