SMC REV3 11T #35 Sprocket Conversion Kit - For 2-Disc Viper/Gator Clutches - Kart RacingSlashing crank stress and eliminating sprocket seizures requires the highest quality go karts and parts on the market. The SMC REV3 11T #35 Sprocket Conversion Kit redefines Viper, Gator, and Baker based clutch setups by replacing outdated needle bearings with a high precision radial ball bearing. By removing the factory bearing race, this direct fit inboard kit drastically reduces friction, ensuring your driveline translates every ounce of torque