OS Giken

The R Clutch series line-up is our highest capacity clutch and is specifically designed for vehicles with a significant increase in engine power. Our unique floating center hub design is built to withstand transmission shock and abuse from high-powered racecars. The R4B Clutch is specifically designed for vehicles with a significant increase in engine power and torque. It is capable of handling up to 1200lbs ft of torque and immense amounts of heat. This clutch is often found in our...

The [TS2B] - TS Twin PlateClutch Series line-up is the original technology used since the birth of OS Giken. This style of clutch has stood the test of time for good reason. It is capable of handling light to medium engine tuning. Most tuners will find this clutch suitable for their power figures. The stamped steel cover maintains a moderate pedal effort for the given capacity it can hold, while the heat-treated alloy clutch discs improve durability and maximize performance. The TS2B was...

The TR2CD Twin Plate Clutch series line-up was designed for vehicles which have substantial increases in engine power. The billet aluminum cover provides a more direct clutch pedal feel, but still maintains ease of engagement due to the unique leverage mechanism of the diaphragm spring to reduce overall pedal effort. The TR2CD was designed with high power Turbocharged engines in mind. This type of clutch caters toward the heavily modified engines. The dampened hub clutch discs are 215mm in...

The TS2B Twin Plate Clutch Series line-up is the original technology used since the birth of OS Giken. This style of clutch has stood the test of time for good reason. It is capable of handling light to medium engine tuning. Most tuners will find this clutch suitable for their power figures. The stamped steel cover maintains a moderate pedal effort for its given capacity, while the heat-treated alloy clutch discs improve durability and maximize performance. The TS2B was designed with...

Release Sleeve Assembly for OS Giken Clutch Kit OS Giken offers push style release bearings for use of OS Giken push-type clutches. These release sleeve assemblies have a special radius taper on the face of the bearing to allow for increased modulation and control over clutch release. This reduces overall effort needed to fully engage/disengage the clutch resulting in a lighter clutch pedal.  Please note that the OS Giken Release Sleeve Assemblies are designed specifically...