Vortex 154ZB-51 Blue 51-Tooth Aluminum Rear Sprocket

The Vortex 154ZB-51 is a 51-tooth blue anodized aluminum rear sprocket engineered for motorcycle racing and performance street riding. Manufactured by Vortex Racing — a U.S.-based leader in powersports drivetrain components — this sprocket delivers a winning combination of lightweight performance and race-proven durability.

Key Features:

• 51-Tooth rear sprocket for optimized low-end torque and acceleration
• Blue Cat5 anodized finish for corrosion resistance and striking appearance
• 100% CNC machined from specially formulated aluminum alloy per Vortex specifications
• Vortex patented saber tooth groove design increases sprocket longevity and reduces chain wear
• Lightweight aluminum construction reduces rotating mass for improved acceleration and handling
• Manufactured in the USA to the tightest industry tolerances

Vortex Racing sprockets are trusted by professional race teams competing in Motocross, Supercross, Road Racing, Flat Track, and Minibike events worldwide. The reduced rotating mass of an aluminum sprocket compared to a stock steel unit translates directly into faster acceleration and more responsive handling — on the track or on the street.