Vortex 825AZB-42 Aluminum Rear Sprocket 42 Tooth Blue

The Vortex 825AZB-42 is a high-performance aluminum rear sprocket designed for sportbikes and street motorcycles. This lightweight sprocket features 42 teeth and is precision-machined from 7075-T6 aluminum alloy for an optimal balance of strength and weight savings compared to steel sprockets.

Key Features:

• 42-tooth configuration for performance gearing
• 7075-T6 aluminum construction reduces rotating mass
• Blue anodized finish for corrosion resistance and distinctive styling
• CAD-designed tooth profile for smooth power transfer and extended chain life
• CNC-machined for precise fitment and concentricity
• Lightweight design improves acceleration response

Vortex sprockets are manufactured to strict tolerances and undergo rigorous quality control testing. The hard-anodized surface treatment provides excellent wear resistance while the blue finish adds a custom appearance to your motorcycle's drivetrain. This sprocket is designed for 520-pitch chain applications and is ideal for riders seeking performance gains through gearing changes or replacing worn OEM sprockets.