Vortex 491A-52 Silver 52-Tooth 520-Pitch Aluminum Rear Sprocket

The Vortex 491A-52 is a 52-tooth, 520-pitch silver anodized aluminum rear sprocket engineered for serious motorcycle racers and performance enthusiasts. Machined from lightweight 7075-T6 billet aluminum, this sprocket significantly reduces rotating mass compared to steel alternatives, helping deliver more usable power to the rear wheel.

Vortex's proprietary saber tooth groove design is 100% CNC machined to the tightest tolerances in the industry, extending sprocket service life while maintaining consistent, precise chain engagement lap after lap. The silver anodized finish provides a corrosion-resistant, durable surface that holds up to demanding track and street conditions.

Key Features:

• 520 chain pitch — compatible with standard 520-pitch drive chains
• 52 teeth — provides increased low-end torque and acceleration
• 7075-T6 billet aluminum construction — lightweight for reduced rotating mass
• 100% CNC machined with patented saber tooth groove design for extended longevity
• Silver anodized finish — corrosion-resistant and race-ready appearance
• Manufactured in the USA by Vortex Racing to exacting race-grade tolerances
• Tested with direct feedback from top professional race teams worldwide

The Vortex 491A-52 rear sprocket is an ideal upgrade for riders seeking improved acceleration response. As part of Vortex Racing's extensive sprocket lineup, it pairs seamlessly with Vortex front sprockets and premium 520-pitch chains for a complete drivetrain solution.