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OS Giken
OS Giken Super Lock LSD for BMW M3 E46 S54 and M3 E90/E92
OS Giken Super Lock LSD for BMW M3 E46 S54 and M3 E90/E92
SKU: BM237-HARegular price
£2,038.30
Regular price
Sale price
£2,038.30
Taxes included.
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OS Giken Super Lock limited slip differential for the BMW M3 E46 with the S54 engine and the M3 E90 and E92, for the 210 mm and 215 mm differentials.
- All components are chemically heat treated.
- Made from high-grade steel alloy.
- Raw-forged gears.
- Case machined from a single billet.
Fitment
| Make | Model | Chassis | Engine | Years |
|---|---|---|---|---|
| BMW | M3 | E46 | S54 | |
| BMW | M3 | E90 | ||
| BMW | M3 | E92 |
Specifications
| Differential size | 210 mm or 215 mm |
|---|---|
| Ramp angles | 25/35 |
| Lock timing | 336 |
| Total plates | 20 |
| Preload | 10S |
| Made by | OS Giken, Japan |
| OS Giken part number | BM237-HA |
Fitting notes
- Fit as per the manufacturer's service manual.
- Designed for the 210 mm and 215 mm differentials, as found in the E36 Euro M3 3.2, E39 M5 and E46 M3.
- Initial torque can be adjusted with thicker or thinner cone springs.
- TCD-spec discs can be fitted for better 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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