Vortex 775BZR-42 Black Rear Sprocket 42-Tooth

The Vortex 775BZR-42 is a high-performance 42-tooth rear sprocket designed for serious street and track riders. Manufactured by Vortex Racing, this sprocket is precision-machined from high-strength aluminum alloy and finished in a durable black zinc anodized coating for long-lasting corrosion resistance and a clean, aggressive look.

Key Features:

• 42-Tooth count for optimized acceleration and drive performance
• Black zinc anodized finish (BZR series) for corrosion resistance and appearance
• CNC-machined from high-strength 7075 aluminum alloy for a lightweight, durable construction
• Precision tooth geometry for smooth, reliable chain engagement and reduced wear
• Direct OEM-replacement fitment for compatible motorcycle applications
• Manufactured in the USA by Vortex Racing to strict quality standards

The Vortex BZR series rear sprockets are a popular upgrade for riders looking to improve throttle response and low-end torque without sacrificing reliability. The black anodized finish resists fading and corrosion under demanding riding conditions.