Vortex 641A-58 Aluminum Rear Sprocket 520 Pitch 58 Tooth Silver

The Vortex 641A-58 is a high-performance aluminum rear sprocket designed for serious motorcycle enthusiasts and racers. This 520 pitch, 58-tooth sprocket delivers the perfect balance of lightweight construction and exceptional durability for demanding riding conditions.

Key Features:

• Constructed from aerospace-grade 7075 T6 aluminum for superior strength-to-weight ratio
• 100% CNC-machined in the USA to strict tolerances ensuring perfect concentricity
• Patented tooth design reduces friction and wear, extending both sprocket and chain life
• Lightweight design reduces rotating mass for improved throttle response and acceleration
• Integrated mud grooves and protective anodized finish keep the drivetrain cleaner
• Silver anodized finish for corrosion resistance and professional appearance
• 520 pitch configuration with 58 teeth for customized gearing options

Vortex Racing sprockets are precision-engineered to deliver consistent performance on the street or track. The reduced weight compared to steel sprockets helps transfer more power to the rear wheel while the advanced tooth profile maximizes chain engagement for smooth, reliable operation.