OS Giken Mazda RX-7 Turbo-ALL/RX-8 SuperLock LSD and then chemically heat treated

and then chemically heat treated for increased durability

Designed for 215LW 3-bolt Type - Found in early 135i (MT) and 335i (Large Type Case Only)

Mercedes Benz S350 (W221) - 3

RX8 Requires OEM Counterweight (N3Z2-11-52X) & 6 Bolts (8051-27-325/236)

Ramps - 25/38

OS Giken Mazda RX-7 Turbo-ALL/RX-8 SuperLock LSD and then chemically heat treatedThe OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline through side gear design that allows for fitment of more friction plates (up to 2x as many as competitors versions). All components are chemically heat treated for maximum durability All components are constructed from a high grade steel alloy Gears are raw forged for maximum strength Clutch disks are precision