Vortex 641AK-47 Aluminum Rear Sprocket 47-Tooth

The Vortex 641AK-47 is a precision-engineered aluminum rear sprocket featuring 47 teeth, designed to deliver exceptional performance and reliability for sport bikes and racing motorcycles. Manufactured by Vortex Racing, a U.S.-based company owned and operated by motorcycle racing enthusiasts, this sprocket represents over 15 years of racing heritage and engineering excellence.

Key Features:

• 47-tooth configuration for optimized gearing performance
• Lightweight aluminum construction reduces rotational mass for improved acceleration
• 100% CNC-manufactured in the USA to the tightest tolerances
• Specially formulated aluminum alloy per Vortex specifications
• Unique patented tooth design increases sprocket longevity
• Anodized finish prevents corrosion and extends service life
• Precision-machined mounting holes ensure perfect fitment

Vortex sprockets are tested on the track with direct feedback from top professional race teams worldwide and have been proven by world-class champions in Motocross, Supercross, Road Racing, and Flat Track Racing. Each sprocket is manufactured using aerospace-grade aluminum to provide optimal power transfer while maintaining durability under extreme racing conditions.