Vortex 491A-58 Silver 58-Tooth 520-Pitch Aluminum Rear Sprocket

The Vortex 491A-58 is a 58-tooth, 520-pitch aluminum rear sprocket designed for high-performance motorcycle applications. Built by Vortex Racing — a U.S.-based manufacturer with over 15 years of experience producing top-quality motorcycle racing components — this sprocket is engineered to deliver a winning combination of lightweight performance and long-lasting durability.

Constructed from a specially formulated aluminum alloy per Vortex specifications and finished with a silver anodized coating for corrosion resistance, the 491A-58 is 100% CNC machined in the USA to the tightest tolerances. The higher 58-tooth count makes this sprocket popular for stunt riding, low-speed technical riding, and applications where maximum low-end torque and acceleration response are desired.

Key Features:

• 58-tooth, 520-pitch rear sprocket for a wide range of sportbike applications
• Manufactured from a specially formulated aluminum alloy per Vortex specifications
• Silver anodized finish for corrosion resistance and clean aesthetics
• 100% CNC machined in the USA for precise tolerances and concentricity
• Unique patented tooth design increases sprocket longevity and chain engagement
• Lightweight construction reduces rotating mass for improved acceleration and throttle response
• Compatible with standard 520-pitch drive chains

Whether you're tuning your gearing for the track, stunt riding, or spirited street use, the Vortex 491A-58 rear sprocket delivers the precision and reliability that racers and enthusiasts demand.