Vortex 337ZR-44 Aluminum Rear Sprocket 520 Pitch 44 Tooth

The Vortex 337ZR-44 is a high-performance aluminum rear sprocket designed for 520-pitch chain applications. This lightweight racing sprocket features 44 teeth and is engineered to reduce rotating mass while maintaining exceptional durability and strength.

Key Features:

• 100% CNC machined from specially formulated 7075-T6 aluminum alloy per Vortex specifications
• 520 pitch with 44 tooth configuration for precise gearing options
• Natural silver anodized finish for corrosion resistance and clean appearance
• Patented tooth design increases sprocket longevity and chain engagement
• Significantly lighter than OEM steel sprockets for improved acceleration and handling
• Precision-machined tolerances ensure proper fitment and performance
• Drilled lightening holes reduce weight without sacrificing strength

Vortex aluminum sprockets are manufactured in the USA using aerospace-grade materials and undergo rigorous testing to meet the demands of professional racing applications. The reduced rotational weight improves throttle response, acceleration, and overall bike performance while the unique tooth profile extends service life compared to conventional sprocket designs.