• OS Giken Super Lock LSD for Ford 8.8 in IRS 31 spline
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OS Giken

OS Giken Super Lock LSD for Ford 8.8 in IRS 31 spline

OS Giken Super Lock LSD for Ford 8.8 in IRS 31 spline

SKU: FD881-HA
£1,724.80
£1,724.80
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A Super Lock limited slip differential for the Ford 8.8 in independent rear suspension diff with 31-spline axles. It has 25/35 ramp angles, 336 lock timing, 20 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
Ford 8.8 in IRS differential, 31 spline

Specifications

Ramp angles 25/35
Lock timing 336
Total plates 20
Preload 10S
Axle spline 31
Made by OS Giken, Japan
OS Giken part number FD881-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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