Vortex 144A-39 Silver 39-Tooth Rear Sprocket 520 Pitch Aluminum

The Vortex 144A-39 is a precision-engineered 39-tooth rear sprocket designed for high-performance motorcycle applications. This sprocket is 100% CNC machined from 7075 T6 aluminum, providing exceptional strength while maintaining a lightweight profile for optimal performance.

Key Features:

• Vortex patented sprocket design with unique tooth geometry that increases sprocket longevity
• Saber tooth grooves for enhanced chain engagement and extended wear life
• Available in silver finish or PTFE black hardcoat option that bonds to aluminum for reduced friction and increased durability
• 520 pitch chain compatibility
• Electrically coated for a brighter, corrosion-resistant finish

Manufactured by U.S.-based Vortex Racing, each component is made to the tightest tolerances with the best quality materials in the industry. Vortex tests their products on the track with direct feedback from top professional race teams worldwide, ensuring race-proven reliability for motocross, supercross, road racing, and track day applications.