Vortex 641AZK-52 Aluminum Rear Sprocket 52 Tooth 520 Pitch Black

The Vortex 641AZK-52 is a high-performance aluminum rear sprocket designed for serious riders who demand precision and durability. This 520 pitch sprocket features 52 teeth and is part of Vortex Racing's renowned CAT5 line of lightweight racing components.

Key Features:

• Manufactured from aerospace-grade 7075 T6 aluminum alloy for exceptional strength-to-weight ratio
• 100% CNC machined in the USA to exacting tolerances for precise fitment
• Black anodized finish provides corrosion resistance and distinctive appearance
• Patented tooth design with unique grooves increases sprocket longevity and performance
• Significantly lighter than OEM steel sprockets, reducing rotating mass for improved acceleration
• Precision machined to tolerances that rival steel sprocket durability
• Gunk-clearing grooves between teeth help maintain optimal chain engagement

Vortex Racing has been a trusted name in motorcycle racing components for over 15 years, with their sprockets tested and proven by professional race teams worldwide in Motocross, Supercross, Road Racing, and Flat Track competitions. Each sprocket is engineered to achieve maximum strength while minimizing weight, giving your motorcycle enhanced throttle response and quicker acceleration.