Vortex 525ZK-51 Aluminum Rear Sprocket 525 Pitch 51 Tooth Black

The Vortex 525ZK-51 is a high-performance aluminum rear sprocket designed for motorcycles using 525-pitch chain. This 51-tooth sprocket combines lightweight construction with exceptional durability, making it ideal for both street and track applications.

Premium Construction:

• Manufactured from 7075-T6 billet aluminum for maximum strength-to-weight ratio
• 100% CNC machined to extremely tight tolerances for perfect concentricity
• PTFE black hardcoat finish bonds to the aluminum for enhanced durability and reduced friction
• Strategic lightening holes reduce rotational mass without compromising strength
• Precision tooth design optimized for extended service life and efficient power transfer

Key Features:

• 525 chain pitch compatibility
• 51 teeth for optimal gearing options
• Saber tooth groove design enhances chain engagement
• Vortex patented sprocket design tested by professional race teams worldwide
• Manufactured in the USA by motorcycle racing enthusiasts

Vortex Racing has been a trusted name in motorcycle performance components for over 15 years, producing parts that meet the demanding standards of motocross, supercross, road racing, and track day riders. Each sprocket is engineered with direct feedback from top professional racing teams to ensure maximum performance and reliability.