Vortex 828ZK-50 Aluminum Rear Sprocket Black 50-Tooth

The Vortex 828ZK-50 is a 50-tooth aluminum rear sprocket finished in a black anodized coating, built for riders who demand lightweight performance and race-proven durability. Manufactured 100% CNC in the USA from a specially formulated aluminum alloy per Vortex's own exacting specifications, this sprocket delivers precise fitment and consistent power transfer.

Key Features:

• Lightweight aluminum construction reduces rotating mass for improved throttle response and acceleration
• Black anodized finish (ZK designation) provides corrosion resistance and a clean, aggressive look
• 50-tooth rear sprocket for tuned gear ratio and enhanced low-end torque
• 100% CNC manufactured in the USA to tight tolerances for consistent quality
• Specially formulated alloy engineered to Vortex's proprietary specifications for optimal strength-to-weight ratio
• Patented unique tooth design increases sprocket longevity and improves chain engagement
• Vortex patented sprocket design unlike any other on the market

The Vortex 828ZK-50 rear sprocket is an ideal upgrade for sport and track riders looking to fine-tune their gearing, reduce drivetrain weight, and get more from every ride. It pairs perfectly with Vortex front sprockets and premium 520-pitch chains for a complete drivetrain solution.