Vortex 775BZK-46 Black 46-Tooth 520-Pitch Aluminum Rear Sprocket

The Vortex 775BZK-46 is a 46-tooth, 520-pitch aluminum rear sprocket finished in a black anodized coating with contrasting machined silver accents. Engineered for street and race applications, this sprocket is a direct drop-in replacement that delivers a notable weight reduction over stock steel sprockets, helping reduce rotating mass for improved throttle response and acceleration.

Vortex manufactures this sprocket from a specially formulated aluminum alloy and machines it entirely in the USA to precise tolerances. The result is a sprocket that runs concentric and true, contributing to smoother, quieter chain engagement and extended drivetrain life.

Key Features:

• 46 teeth, 520 pitch — direct replacement or gearing upgrade option
• Black anodized finish with contrasting machined silver accents for corrosion resistance and visual appeal
• Lightweight standard aluminum construction reduces rotating mass
• 100% CNC manufactured in the USA to tight tolerances
• Specially formulated alloy per Vortex specifications
• Vortex patented tooth design for increased sprocket longevity
• Unique saber-tooth groove geometry for optimized chain engagement

The Vortex 775BZK-46 is an ideal choice for riders looking to maintain or adjust their final drive gearing while saving weight and adding a clean, race-inspired look to their motorcycle's drivetrain.