525 Motorcycle Front Sprocket For Hyosung GT650 Comet Naked GT650R GT650S Engine Parts Fit For Hyosung GT650 Comet Naked GT650R GT650S motorcycles front sprocket designed for standard 525 drive chain machined internal splines match transmission output shaft for direct bolt on installation without optimized tooth contour closely meshes with 525 chain links to cut slippage vibration during daily highway sport riding carbon with full treatment hardens gear teeth to slow abrasion under continuous RPM loads even tooth spacing delivers smooth power output reduces premature wear of matching chain rear sprocket set