Vortex 120BZR-46 Black 46-Tooth Aluminum Rear Sprocket

The Vortex 120BZR-46 is a 46-tooth black anodized aluminum rear sprocket engineered for motorcycle riders who demand precision, durability, and performance. Built in the USA by Vortex Racing, this sprocket is 100% CNC-machined from a specially formulated aluminum alloy to exact tolerances, ensuring superior concentricity, reduced vibration, and a quieter drivetrain compared to lesser alternatives.

Key Features:

• 46-Tooth rear sprocket — ideal for tuning final drive gearing toward improved low-end torque and acceleration
• Black anodized finish for a sleek, aggressive appearance and added corrosion resistance
• 100% CNC manufactured in the USA from a specially formulated aluminum alloy per Vortex specifications
• Lightweight aluminum construction reduces rotating mass for improved throttle response and power delivery
• Vortex patented tooth design promotes even chain wear and increases sprocket longevity
• Precision-machined to tight tolerances for perfect concentricity and smooth, quiet operation
• Designed as a direct bolt-on replacement — no modifications required

Vortex Racing sprockets are the choice of professional racers and performance street riders worldwide. The 120BZR-46 is a proven upgrade for riders looking to optimize their bike's gearing for the track or the street.