SPIDER SHIM KITS - POLARIS UTV

Drive clutch belt-to-sheave clearance is extremely important. It should be set at a maximum of .020" with a new belt. Too much belt-to-sheave clearance will cause poor clutch performance. This shim kit allows you to adjust your belt-to-sheave clearance for optimum clutch performance. They are cut to precise I.D. and O.D. dimensions to ensure proper fit.