10 pounds for the two disc button flywheel style, 11 lbs. for 3 disc and 2 disc. The same long life discs and components of all RAM clutches go into each clutch assembly. These clutches are the ultimate weapon. 6-1/4" diameter. Repair parts for Ram oval track "assault" racing clutch are also available. Tech Tip:When installing a new clutch, be sure to follow the manufacturers instructions for correct set-up. You should also replace the pilot bushing/bearing. Tech Tip: To extend the life of your expensive racing clutch you should not use it to load the car on or in your trailer. The amount of slippage this causes is worse than a night of racing. Item DetailsCompatible with Chevy Triple Disc, 10 Spline Pre-1986 Clutches, Flywheels and release bearings are STRICTLY FACTORY WARRANTY ONLY. Customer must return the unit to RAM for evaluation and inspection. For a full list of warranty information please see our warranty information here