Vortex 491A-38 Silver 38-Tooth 520-Pitch CAT5 Aluminum Rear Sprocket

The Vortex 491A-38 is a 38-tooth, 520-pitch CAT5 aluminum rear sprocket finished in a bright silver anodized coating. Machined from 7075 T6 billet aluminum, this sprocket delivers an excellent strength-to-weight ratio, making it a popular upgrade over heavier OEM steel sprockets for street and track riders alike.

Key Features:

• 520 pitch chain compatibility
• 38-tooth rear sprocket for precise gearing configuration
• 7075 T6 billet aluminum construction — lightweight and strong
• CAT5 anodized silver finish — electrically coated for a brighter shine and corrosion resistance
• 100% CNC machined to tight tolerances for concentricity and smooth chain engagement
• Vortex patented saber tooth groove design increases sprocket longevity
• Cupped face profile reduces overall weight without sacrificing strength

The Vortex 491A-38 rear sprocket is a direct-fit replacement or gearing upgrade option designed to work with 520-pitch chain systems. Its precision manufacture ensures quiet, reliable power transfer mile after mile.