Vortex 839A-66 Aluminum Rear Sprocket 66-Tooth

The Vortex 839A-66 is a lightweight aluminum rear sprocket featuring 66 teeth, designed for high-performance motorcycle applications. This racing sprocket is 100% CNC manufactured in the USA using a specially formulated aluminum alloy that meets Vortex's exacting specifications.

Key Features:

• Lightweight aluminum construction for reduced rotational mass
• 66-tooth configuration for precise gearing options
• Silver anodized finish to prevent corrosion and wear
• Unique tooth design engineered to increase sprocket longevity
• Vortex patented sprocket design for superior performance
• 100% CNC machined in the USA for precise tolerances

Vortex sprockets are built to withstand the demands of racing and spirited riding while maintaining optimal chain engagement and power transfer. The advanced tooth profile design reduces wear on both the sprocket and chain, extending the life of your drivetrain components.