Vortex 491-37 Silver 37-Tooth Aluminum Rear Sprocket

The Vortex 491-37 is a silver anodized 37-tooth rear sprocket engineered for motorcycle racing and high-performance street riding. Machined from lightweight 7075 T6 billet aluminum, this sprocket delivers an excellent strength-to-weight ratio while reducing unsprung mass for improved handling and throttle response.

Key Features:

• 37-Tooth rear sprocket — ideal for gearing adjustments on compatible applications
• 7075 T6 billet aluminum construction — lightweight yet exceptionally strong
• 100% CNC machined with Vortex's patented saber tooth groove design for extended sprocket life
• Silver anodized finish — corrosion-resistant coating for long-lasting appearance and protection
• Manufactured in the USA to the tightest tolerances in the industry
• Validated through direct feedback from top professional race teams worldwide

Vortex Racing has been a trusted name in motorcycle racing components for Motocross, Supercross, Road Racing, Flat Track, and Minibike disciplines. Every sprocket is built to exacting standards and race-tested at the highest levels of competition, making the 491-37 a proven upgrade over stock OEM sprockets.