Vortex 463ZK-51 Black 51-Tooth Aluminum Rear Sprocket

The Vortex 463ZK-51 is a 51-tooth black hard-anodized aluminum rear sprocket engineered for motorcycle and powersports applications. Precision-machined from a specially formulated aluminum alloy to Vortex's exacting specifications, this sprocket delivers a precise, concentric fit that promotes smooth, reliable power transfer and extended drivetrain life.

Key Features:

• 51-tooth rear sprocket for increased low-end acceleration and torque
• Black hard-anodized finish for corrosion resistance and aggressive appearance
• CNC-machined aluminum construction ensures concentricity and consistent quality
• Lightening holes reduce rotating mass for improved throttle response
• Vortex patented tooth design for increased sprocket longevity
• 100% CNC manufactured in the U.S.A.

Vortex Racing rear sprockets are a proven choice for both track and street riders looking to fine-tune their gearing. The ZK series combines lightweight aluminum construction with a durable black anodized coating, offering performance and style. Always replace the chain and front sprocket when installing a new rear sprocket to maximize drivetrain life.