335i/135i F80 M2 F series Splined Differential Adapter

Differential adapter for splined nut retained BMW style differentials. Convert your BMW specific input style to a standard U Joint.  This adapter will reuse the m39 retained nut to fasten it to the differential then you will bolt on a 1350 companion flange.  Heat treated 4340, zinc coated for corrosion resistance. Uses included 4x7/16-20 Bolts to fasten companion flange

USE THREAD LOCKING COMPOUND WHEN INSTALLING.

Silver Zinc coated (pre 6/10/25) version uses SPICER 3-2-809

Silver Zinc coated (post 6/10/25) version uses SPICER 3-2-119