Vortex 715ZK-57 Aluminum Rear Sprocket 57T Black 520 Pitch

The Vortex 715ZK-57 is a 57-tooth black aluminum rear sprocket designed for 520-pitch chain drive systems. Engineered to Vortex's exacting race-proven standards, this sprocket delivers a direct-fit replacement or performance upgrade for compatible motorcycles, offering a blend of reduced rotational mass and long-lasting durability.

Key Features:

• Material: CNC machined from high-strength 7075 aluminum for an optimal strength-to-weight ratio
• Finish: Hard anodized black for corrosion resistance and lasting appearance
• Tooth Count: 57 teeth — ideal for riders seeking increased low-end torque and improved acceleration
• Chain Pitch: 520 pitch — a popular performance standard across sport and street motorcycles
• Precision Manufactured: Produced to tight tolerances for smooth chain engagement and quiet operation
• Trusted by Champions: Vortex sprockets are used by professional racers worldwide

Vortex rear sprockets are a benchmark in the motorcycle racing and performance aftermarket industry. The 715ZK-57 is a model-specific fitment — always verify compatibility with your specific year, make, and model before purchasing.