*KeyFeatures *30 Series Clutch Kit: Drive wheel inner diameter: 3/4 inch, driven wheel inner diameter: 5/8 inch. Compatible with replacement part numbers: 218353A，219552A，219456A，218352A. *Compatible with 2-8 HP Engines: This kit fits go-karts, mini bikes, ATVs, UTVs, lawnmowers, generators, and more. Note: Ensure your engine is either American or Metric before installation and the appropriate bolts is not included. *Enhanced Performance with Asymmetrical Design: The asymmetrical design of the drive and driven wheels boosts your vehicle's power, enhances torque transfer, enables efficient operation, and allows for quick engine start/stop, lowering fuel consumption. *High-Tooth Count Belt: The widened, high-tensile rubber belt is designed for long-lasting durability, wear & break-resistance. With deeper, more numerous teeth, it provides a stronger grip, ensuring stable engagement with the drive and driven wheels at various speeds. *Heavy-Duty Alloy Construction: The drive and driven wheels are made from iron and zinc alloy, featuring a rust-resistant coating. This heavy-duty, durable design offers good heat dissipation, and corrosion-resistant. ******************************************************************************************************* *Specifications Item Model Number: MC30K75D10T12T Net Weight: 12.3 lbs/5.6 kg Lower Speed: ≤1400 RPM Work Speed: 2000 RPM Drive Wheel Inner Diameter: 3/4 inch Driven Wheel Inner Diameter: 5/8 inch Product Dimensions:12.6×6.7×9.1 inch/320×170×230 mm ******************************************************************************************************* *Pakcage Content 1 x Driver Belt 1 x Mounting Hardware 1 x 10T Sprocket 1 x 12T Sprocket 1 x Plastic Cover 1 x Mounting Plate 1 x User Manual 1 x Bolt Holder 1 x 1" Driver Pulley 1 x 5/8" Driver Pulley