Vortex 255AZK-52 Black 525-Pitch 52-Tooth Aluminum Rear Sprocket

The Vortex 255AZK-52 is a 52-tooth, 525-pitch aluminum rear sprocket finished in a PTFE black hardcoat anodize. Designed for motorcycle road racing and street performance applications, this sprocket is machined from high-grade 7075-T6 billet aluminum and delivers a significant weight savings over steel sprockets, helping reduce rotating mass for improved throttle response and acceleration.

Key Features:

• 52-Tooth / 525 Pitch — designed to work with standard 525-pitch drive chains
• 7075-T6 Billet Aluminum Construction — lightweight alloy per Vortex specifications reduces unsprung rotating mass
• PTFE Black Hardcoat Finish (Cat 5 Anodized) — bonds to the aluminum surface for increased durability and reduced friction
• 100% CNC Machined — manufactured in the USA to tight tolerances for precise fitment and consistent performance
• Vortex Patented Saber Tooth Groove Design — unique tooth profile increases sprocket longevity and chain engagement
• Black Anodized Color — sleek black finish complements a wide range of motorcycle aesthetics

Vortex Racing is a U.S.-based manufacturer with over 15 years of experience producing top-quality motorcycle racing components for road racing, motocross, supercross, and flat track. Every sprocket is tested with feedback from professional race teams worldwide, ensuring race-proven performance you can rely on for both track and street use.