Vortex 635ZK-47 Black 47-Tooth 630-Pitch CAT5 Aluminum Rear Sprocket

The Vortex 635ZK-47 is a 47-tooth, 630-pitch black anodized CAT5 aluminum rear sprocket designed for high-performance motorcycle applications. Built to exacting standards, this sprocket delivers the precision, durability, and weight savings that Vortex Racing is known for worldwide.

Key Features:

• 630-Pitch Chain Compatibility – Designed for use with standard 630-pitch drive chains common on large-displacement motorcycles
• 47-Tooth Rear Sprocket – Provides tuned gear ratio for improved low-end torque and acceleration characteristics
• CAT5 Aluminum Construction – Lightweight specially formulated aluminum alloy per Vortex specifications reduces rotating mass and improves throttle response
• Black Anodized Finish – Hard anodized black finish provides corrosion resistance and a clean, aggressive appearance
• 100% CNC Manufactured in the USA – Precision machined to tight tolerances for consistent fit and performance
• Patented Vortex Tooth Design – Unique tooth profile reduces chain wear and increases sprocket longevity over conventional designs

Vortex sprockets are a trusted choice for street riders and racers alike, offering a bolt-on performance upgrade over stock OEM sprockets. The reduced rotational mass of the aluminum construction aids in delivering more power to the pavement.