Vortex 177ZR-45 Aluminum Rear Sprocket 45-Tooth

The Vortex 177ZR-45 is a premium aluminum rear sprocket designed for motorcycle racers and performance enthusiasts seeking reduced rotating mass and improved power delivery. This lightweight racing sprocket features 45 teeth and is engineered to help transfer more power to the pavement while reducing overall drivetrain weight.

Key Features:

• Lightweight CAT5 aluminum construction for reduced rotating mass
• 100% CNC manufactured in the USA to exacting tolerances
• Specially formulated aluminum alloy per Vortex specifications
• Precision-machined teeth for optimal chain engagement and longevity
• 45-tooth configuration for customized gearing ratios
• Anodized finish for corrosion resistance and attractive appearance

Vortex Racing sprockets are renowned in the motorcycle community for their quality construction and performance benefits. The reduced weight of aluminum sprockets compared to steel helps decrease rotating mass, which can improve acceleration response and handling characteristics. Each sprocket is CNC-machined from high-grade aluminum to ensure precise tooth profiles and consistent performance.