Custom gear ratio selection enables precise tuning for performance or daily driving
Choice of clutch type and limited slip options allows for tailored drivetrain response
Upgraded ring and pinion polishing reduces friction and heat for improved efficiency
Variable ramp lockup and open to 75% limited slip options provide flexible traction control
Upgraded rear covers and miscellaneous bolts ensure durability and compatibility
Summarized by Shop
Diffsonline builds a wide variety of BMW differentials in house to accommodate the several different differential housings used in modern BMW's. We start by cleaning the differential housing, then select the industry's finest ring and pinion gears, apply the desired clutch packs and options, and finally carefully assemble the housing to
