Rear Sprocket - 420 - 37 Tooth - 52mm Center Hole 109901 Bearing: 6301 - Inside diameter

Bearing: 6301 - Inside diameter is 12mm

This dirt bike engine commonly used in Roketa

5 in) in diameter

Tire size: 60/100-19

150cc Short Case Engines

Rear Sprocket - 420 - 37 Tooth - 52mm Center Hole 109901 Bearing: 6301 - Inside diameterATV Rear Sprocket 420 37T This rear sprocket is used on the Chinese 50cc 125cc engines. This sprocket has 37T and is compatible with the 420 chain ONLY. Sprocket details: #420 chain used on ATVs usually with a 7 inch rear wheel or smaller 37 Teeth Center hole diameter: 52mm (2. 0 in) Mounting holes: 48mm (1. 89 in) center to center (side by side) Mounting holes distance: 68mm (2. 68 in) straight across Overall diameter: 155mm (6. 07 in) Be sure to