OS Giken Lexus GSE21 IS350 TCD SuperLock LSD **10mm Ring Gear Bolt Holes**

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

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

Toyota Supra JZA70 - 1JZGTE R154 Gearbox

Total Plates - 20

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

OS Giken Lexus GSE21 IS350 TCD SuperLock LSD **10mm Ring Gear Bolt Holes**The 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