Vortex 775BZR-47 525-Pitch Aluminum Rear Sprocket 47-Tooth Black

The Vortex 775BZR-47 is a 47-tooth, 525-pitch aluminum rear sprocket finished in an anodized black with contrasting silver machined accents. Designed for street and track use, this sprocket delivers a measurable reduction in rotating mass compared to OEM steel units, contributing to improved throttle response and drivetrain efficiency.

Key Features:

• Chain Pitch: 525
• Tooth Count: 47 teeth
• Material: 7075 T6 aerospace-grade aluminum
• Finish: Black anodized with silver machined accent cuts
• Construction: 100% CNC machined to tight tolerances for precise fitment and concentricity
• Tooth Design: Vortex patent-pending saber tooth groove profile for optimized chain engagement and release
• Lightweight Build: Reduced rotating mass lowers drivetrain inertia for quicker acceleration response
• Made in the USA

Vortex Racing has been manufacturing precision motorcycle drivetrain components since 1995. Each sprocket is tested on the track with feedback from professional race teams, ensuring that street and competition riders get a product built to exacting standards. The 775BZR-47 is a direct-fit rear sprocket replacement for compatible 525-chain applications.