Tenaci BMW torsen differential
E87/E90/E92 188L
BMW E39,E46,E53,E60,
E81,E82,E83,E85,E87,E90,E92,F25
Helical LSD for vehicles fitted with 188L differential.
Suits:-
E39 Manual – 520d, 528i, 530i (Med 3,07:1 utväxling), 535i, Alpina B10 3.2 (with 2.93:1 final drive), Alpina B10 3.3
E39 Auto – 525d, 535i
E46 Manual – 320d (with std 2.93 ratio), 323i, 328i, 330i, 330xd
E46 Auto – 320d, 328i, 330xd
E53 Manual Rear Diff – X5 3.0d
E60 Manual – 520d, 530i
E60 Auto – 525d (after 03/2007)
E81 Manual – 118d
E82 Manual – 120d
E83 Manual Rear Axle – X3 3.0d
E85 Manual – Z4 2.2i, Z4 3.0i
E85 SMG – Z4 3.0i
E87 Manual – 116d, 118d, 120d
E87 Auto – 120d (up to 01/2007)
E90 Manual – 318d, 320d (with final drives 7566218, 7566274), 325d, 330d, 325i (with final drive 7566172)
E90 Auto – 318d, 320d, 325d, 330d, 330dx
E92 Manual – 320d, 325d, 330d, 325i (with final drive 7519942)
E92 Auto – 320d, 325d, 330d, 330dx
F25 X3 SDrive 20d, Rear Axle
Helical LSD Advantages:-
Equal rotational speed to both wheels
Torque distributed according to traction
Minimal service requirements – no clutches
Quick reaction compared to viscous LSDs
Gentle and progressive engagement, low noise
Easily controlled power take-off and drifting