Rear Sprocket 37 Teeth For 420 Chain With 58mm Bore Fits 50cc To 160cc Pit Dirt Bike ATV Quad Premium Durable Steel Construction For Tough Off Road Riding
✔️ 1x 37T rear sprocket, 58mm bore, 6.02in overall length
This rear sprocket is a premium steel gear designed for 420-chain systems on 50cc to 160cc dirt bikes, ATVs, and quads. It's built for tough off-road riding where reliable chain engagement matters.
✅ Teeth: 37
✅ Chain compatibility: 420 style
✅ Bore: 58 mm
✅ Overall length: 6.02 in (153 mm)
✅ Center hole: 58 mm (2.28 in)
✅ Center-to-center: 64 mm (2.56 in)
✅ Minimum hole diameter: 8.5 mm (0.34 in)
✅ Fits 50cc-160cc dirt bikes and ATVs (Taotao, SSR, Coolster, APOLLO, Thumpstar)
💡 What is a rear sprocket used for in a 420 chain setup? This handy drivetrain component powers the rear wheel on dirt bikes, ATVs, and quads by transferring engine torque through the chain. - It transmits torque from the engine to the rear wheel for drive - Works with 420 chain systems and common small-displacement bikes - Made from durable steel to withstand rugged off-road riding