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OS Giken
OS Giken Super Lock LSD, fine spline for Porsche 911 915 and 930 gearbox
OS Giken Super Lock LSD, fine spline for Porsche 911 915 and 930 gearbox
SKU: PR013-HARegular price
£2,038.30
Regular price
Sale price
£2,038.30
Taxes included.
Shipping calculated at checkout.
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A Super Lock limited slip differential for the 1972 to 1988 Porsche 911 with the 915 or 930 manual gearbox, fine spline. It has 38/25 ramp angles, 456 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 |
|---|---|---|---|---|
| Porsche | 911 (915 or 930 manual gearbox, fine spline) | 1972 to 1988 |
Specifications
| Ramp angles | 38/25 |
|---|---|
| Lock timing | 456 |
| Total plates | 20 |
| Preload | 10S |
| Spline | Fine |
| Made by | OS Giken, Japan |
| OS Giken part number | PR013-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.
- Fine spline version. For the coarse spline version, see PR014-HA.
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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