Vortex 405ZB-39 CAT5 Aluminum Rear Sprocket 520 Pitch 39 Tooth Blue

The Vortex 405ZB-39 is a high-performance CAT5 aluminum rear sprocket engineered for riders seeking maximum durability with reduced rotational mass. Precision-machined from aerospace-grade 7075-T6 aluminum, this 39-tooth sprocket features Vortex's patented tooth design that significantly increases sprocket longevity compared to conventional designs.

Key Features:

• 520 pitch with 39 teeth for optimized gearing
• CAT5 blue anodized finish for corrosion resistance and distinctive appearance
• Lightweight aluminum construction reduces unsprung weight
• Patented tooth profile extends service life
• CNC-machined from 7075-T6 aerospace aluminum alloy
• Designed for street and track performance applications

Vortex sprockets are trusted by racers and enthusiasts worldwide for their superior craftsmanship, precise manufacturing tolerances, and ability to withstand extreme conditions. The blue anodized finish not only provides excellent wear resistance but also adds a custom appearance to your motorcycle's drivetrain.