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OS Giken

OS Giken Super Lock LSD for Lexus IS F USE20, IS 350 and IS 250

OS Giken Super Lock LSD for Lexus IS F USE20, IS 350 and IS 250

SKU: TY401-HA
Regular price £1,787.50
Regular price Sale price £1,787.50
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A Super Lock limited slip differential for the Lexus IS F USE20 and the 2014 on IS 350 and IS 250. It has 25/35 ramp angles, 448 lock timing, 16 plates and 10S preload.

  • All components chemically heat treated
  • Components made from high-grade steel alloy
  • Raw-forged gears
  • Case machined from a single billet

Fitment

Make Model Chassis Engine Years
Lexus IS F USE20 2URGSE
Lexus IS 350 (V6) GSE21 2GR-FSE 2014 on
Lexus IS 250 (V6) GSE21 4GR-FSE 2014 on

Specifications

Ramp angles 25/35
Lock timing 448
Total plates 16
Preload 10S
Made by OS Giken, Japan
OS Giken part number TY401-HA

Fitting notes

  • Fit as per the manufacturer's service manual.
  • Initial torque can be adjusted with thicker or thinner cone springs.
  • TCD-spec discs can be fitted for extra oil cooling and smoother operation.

Lead time: made to order by OS Giken in Japan, usually 2 to 3 weeks. Contact us if you need it sooner or want us to check fitment.

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