Vortex 839-51 Silver 51-Tooth Rear Sprocket

The Vortex 839-51 is a lightweight aluminum racing rear sprocket with 51 teeth, designed for high-performance motorcycle applications. This premium sprocket is 100% CNC manufactured in the USA from a specially formulated aluminum alloy developed to Vortex specifications, ensuring exceptional strength and durability.

Key Features:

• 51-tooth aluminum rear sprocket for precise gearing adjustments
• 100% CNC machined in the USA for superior precision and quality
• Silver anodized finish prevents corrosion and enhances longevity
• Unique patented tooth design increases sprocket life compared to conventional designs
• Lightweight construction reduces unsprung weight for improved handling
• Specially formulated aluminum alloy meets strict Vortex performance specifications

Vortex Racing sprockets feature a patented tooth profile that distributes wear more evenly across the tooth surface, resulting in extended service life. The lightweight aluminum construction provides a performance advantage by reducing rotational mass while maintaining the strength needed for demanding racing and street applications.