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High strength synchronous transmission toothed belt
Made of premium polyurethane with fiber-reinforced core, matched with precise tooth profile for tight fitting with gears. It effectively reduces slipping risk, features crack resistance, oil resistance and high temperature resistance. Suitable for long-distance riding and diverse road conditions, it greatly cuts daily maintenance work: no frequent lubrication or chain tension adjustment needed, effectively avoiding rust, chain twisting and jamming issues, and reduces running noise from original metal chains.
Front small driving gear
Made of 45# steel with integrated CNC cutting forming and high-temperature tempering treatment for balanced toughness and fracture resistance, with reliable wear performance. Internal spline keyway design fits tightly with motorcycle output shaft to prevent looseness and offset. Compact lightweight structure will not add extra load to your motorcycle.
Rear large driven gear plate
Constructed with 6061 forged aluminum alloy, low internal stress, stable shape after anodizing treatment, lightweight with reliable load-bearing capacity. Multi-hole hollow design realizes weight reduction while meeting structural strength standards. Matches original factory mounting hole pitch, can be fixed directly on stock rear wheel hub, with even force distribution to help extend belt service life.
Installation prompt
Direct bolt-on replacement modification, no body cutting or frame alteration required. Matches original vehicle mounting dimensions, installable with standard motorcycle repair tools. If you have no modification experience, please consult professional maintenance technicians for installation.
Product advantages and after-sales support
All kits pass strict factory precision testing including gear meshing inspection before shipment. Complete package includes 1 synchronous toothed belt + 1 front driving gear + 1 rear driven gear plate, to fully replace the original transmission system. We provide reliable after-sales service and professional consultation for vehicle model and size matching.



















