Harness your extra power safely!  The OS Giken STR Clutch & Flywheel is a stronger and lighter upgrade for your stock set-up. If you're running higher HP or tracking your Lotus but still want a street friendly clutch/flywheel, this solution is for you. This setup was designed specifically for street-driven, high-performance cars to have the same feel and action as a stock clutch with the performance and strength of a race clutch.  A key advantage is that each kit is balanced to insure smooth operation.. 

Stronger Than Stock = Handle More Power Safely

• Capable of handling up to 440 lb-ft of static load.
• Billet steel housing.
  • Reduces flexing that causes clutch failure.
  • Heat treated for added durability.
• Billet steel hubs.
  • Heat treated for added durability.
• Stronger metallic clutch plate.
  • Higher coefficient of friction than organic OE clutch plate.
  • Heat treated pressure plate.
• Machined aluminum cover.
• Designed to handle the additional stress created from the following parts: intake, ecu reflash, exhaust, header, and r-compound tires.

Balanced With Lightweight Flywheel = Better Performance

• Clutch & flywheel are balanced together.
  • Eliminates any unwanted vibrations.
• Single-piece, heat-treated steel flywheel.
• Reduced weight and inertia improves engine response. 
  • 1.25 lbs lighter than stock flywheel.
• Heat treated for added durability.

Light Pedal Pressure = Stock Clutch Characteristics

• Sprung hub.
  • Clutch pedal just moves spring to disengage.
  • Lessens abruptness of engagement.
  • Increases transmission longevity.
• Larger throw-out bearing.
  • Larger surfice area pushing against clutch spring.
  • Lightens pedal feel.
  • View OS Giken Throw-out Bearing vs. stock.

Free-Floating Pressure Plate

• Sounds like a Ducati when the clutch is disengaged
• click HERE to learn more!

Easy 500 mile Break-In Period

• Make sure to properly break in clutch for 500 street miles to ensure the life of the clutch.
• Then you can be as rough as you want.

Kit Includes:

• Clutch
• Flywheel
• Throw-out bearing

Model Compatibility

• All Toyota powered Lotus
• C64 Toyota 6spd Transmission

Spyder Lite Save 1.1 lbs over stock with this clutch & flywheel.