CNC Precision 420 Primary Chain Drive Conversion Kit

REV797 420 Primary Drive Sprocket Kit – for Light Bee, 79Bike, Rerode & E-Ride & Ultra Bee

Forged from hardened tool steel, this kit is CNC-machined for structural precision and finished with WEDM tooth profiling to ensure smooth chain engagement, reduced noise, and extended service life. Sandblasted and electroplated for corrosion resistance, each sprocket is heat-treated to prevent deformation and maintain consistent performance under heavy load. Built to handle high torque and demanding terrain with confidence.