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OS Giken
OS Giken Super Lock LSD, rear for Subaru Impreza WRX STI GD and GR EJ25
OS Giken Super Lock LSD, rear for Subaru Impreza WRX STI GD and GR EJ25
SKU: SB041-HARegular price
£1,515.80
Regular price
Sale price
£1,515.80
Taxes included.
Shipping calculated at checkout.
Quantity
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A rear Super Lock limited slip differential for the Subaru Impreza WRX STI GD and GR with the EJ25 engine. It has 25/38 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 |
|---|---|---|---|---|
| Subaru | Impreza WRX STI (Rear differential) | GD / GR | EJ25 |
Specifications
| Ramp angles | 25/38 |
|---|---|
| Lock timing | 336 |
| Total plates | 20 |
| Preload | 10S |
| Made by | OS Giken, Japan |
| OS Giken part number | SB041-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.
- Rear differential. For the front, see SB041-HA01.
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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