Vortex 144AZK-39 Aluminum Rear Sprocket 39-Tooth

The Vortex 144AZK-39 is a precision-engineered 39-tooth rear sprocket designed for high-performance motorcycle applications. This aluminum sprocket combines lightweight construction with exceptional durability for demanding riding conditions.

Key Features:

• 100% CNC machined from lightweight aluminum alloy for superior strength-to-weight ratio
• Patented tooth design increases sprocket longevity and chain engagement
• 39-tooth configuration for optimized gearing performance
• Anodized finish prevents corrosion and provides long-lasting protection
• Manufactured to tight tolerances for precise fitment and smooth operation
• Reduces unsprung weight compared to steel sprockets for improved handling

Vortex Racing specializes in premium motorcycle racing components, and each sprocket is manufactured in the U.S.A. to the highest quality standards. The unique tooth profile design ensures optimal chain wear characteristics and extended service life.