Size:420-13T.Inner Diameter:17mm/0.67".Gear inner Diameter:14mm/0.55".Distance Between Mounting Holes:30mm/1.20".
Replacement for Motorcycle Dirt Bike ATV (420-13T).
The product is made of high-strength material precision casting, the surface is hardened to effectively resist wear and corrosion, and the 17mm diameter of the shaft hole accurately matches the standard installation requirements to ensure stable installation and reduce vibration and noise during operation.
Simple structural design, easy to install or replace without professional tools, saving maintenance time and cost.
Optimized tooth design reduces chain jump and enhances the smoothness and efficiency of power transmission, allowing for faster acceleration and more stable driving.
