OS Giken Lexus GSE21 IS350 TCD SuperLock LSD

OS Giken Lexus GSE21 IS350 TCD SuperLock LSDThe 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

**10mm Ring Gear Bolt Holes** for 12mm Ring Gear Bolt Hole type refer to NS091-HA

Includes Release Sleeve Bearing

our differential provides superior torque hold

Toyota Supra JZA70 - 1JZGTE R154 Gearbox

The [TS3C] - TS Triple PlateClutch Series line-up is the original technology used since the birth of OS Giken

Total Plates - 20

Overhaul Kit A - Includes the follow parts:

Acura NSX - NA2 - C32

we offer additional tuning services to your new/used LSD in-house

127mm ring gear type  (140mm length)

OS Release Sleeve Assembly Included

Lock progression timing can be adjusted by using stiffer / weaker pressure ring springs