Vortex 225B-40 Aluminum Rear Sprocket 40-Tooth 520-Pitch

The Vortex 225B-40 is a high-performance aluminum rear sprocket featuring 40 teeth and designed for 520-pitch chain applications. Manufactured by Vortex Racing, a U.S.-based company with over 15 years of experience in motorcycle racing components, this sprocket delivers the precision and durability demanded by professional racers and enthusiasts alike.

Key Features:

• 40-tooth configuration for optimized gearing ratios
• 520-pitch compatibility for reduced weight and improved performance
• Constructed from aerospace-grade 7075-T6 billet aluminum for exceptional strength-to-weight ratio
• 100% CNC-machined in the USA to the tightest tolerances
• Black anodized finish prevents corrosion and provides a durable, attractive appearance
• Proprietary Vortex tooth profile design increases sprocket longevity
• Lightweight construction reduces rotating mass for improved acceleration, deceleration, and handling

Vortex sprockets are engineered with input from top professional racing teams and have been proven on tracks worldwide in Motocross, Supercross, Road Racing, and Flat Track competition. The reduced rotational mass compared to steel sprockets enhances throttle response and allows for quicker directional changes, making this an ideal upgrade for both street and track applications.