Vortex 829ZK-51 Aluminum Rear Sprocket 51-Tooth Black with Machined Accents

The Vortex 829ZK-51 is a 51-tooth aluminum rear sprocket finished in a striking black anodized coat with contrast machined accents. Designed for road racing, track days, and performance street riding, this sprocket delivers the ideal combination of lightweight construction and long-lasting durability that Vortex Racing is known for.

Key Features:

• Lightweight aluminum construction reduces rotating mass for improved throttle response and acceleration
• 100% CNC manufactured in the USA to precise tolerances for concentricity and consistent fit
• Specially formulated alloy developed to Vortex's proprietary specifications for optimal strength-to-weight ratio
• Black anodized finish with machined accent highlights for a premium appearance and corrosion resistance
• Unique Vortex tooth profile engineered to increase sprocket longevity and reduce chain wear
• 51 teeth for tuned final-drive gearing

Vortex Racing sprockets are trusted by professional race teams worldwide and are built to the same standards used in top-level competition. The 829ZK-51 is a direct bolt-on replacement designed for specific motorcycle applications — confirm fitment before ordering.