Vortex 635ZK-50 Black 50-Tooth 530-Pitch CAT5 Aluminum Rear Sprocket

The Vortex 635ZK-50 is a high-performance, black anodized CAT5 aluminum rear sprocket featuring a 50-tooth count and 530 chain pitch. Engineered for serious street and track riders, this sprocket is 100% CNC machined in the USA from a specially formulated aluminum alloy to Vortex's exacting specifications, delivering an ideal balance of light weight and long-lasting durability.

Key Features:

• 50 Teeth — Higher tooth count for increased low-end torque and acceleration
• 530 Pitch — Designed for 530-size chain applications
• Lightweight CAT5 Aluminum Construction — Reduces rotating mass for improved throttle response and performance
• Black Anodized Finish — Durable hardcoat anodizing provides corrosion resistance and a clean, aggressive appearance
• 100% CNC Machined in the USA — Precision manufacturing ensures exact tolerances for smooth chain engagement and consistent shifting
• Vortex Patented Unique Tooth Design — Proprietary tooth profile increases sprocket longevity and reduces chain wear
• Specially formulated alloy developed to Vortex's own material specifications

The Vortex 635ZK-50 rear sprocket is a direct upgrade over stock, allowing riders to fine-tune their gearing ratio for improved acceleration and overall drivetrain performance. Compatible with 530-pitch chain and sprocket setups.