Vortex 316BZK-39 Aluminum Rear Sprocket 39-Tooth Black

The Vortex 316BZK-39 is a high-performance 39-tooth aluminum rear sprocket designed for precision motorcycle drivetrain applications. Manufactured from aerospace-grade aluminum alloy, this sprocket delivers optimal power transfer while reducing rotational mass for improved acceleration and handling.

Key Features:

• 39-tooth configuration for custom gearing options
• CNC machined from specially formulated aluminum alloy
• Black zinc coating prevents corrosion and enhances durability
• Vortex's patented tooth profile design increases sprocket longevity
• Precision manufacturing ensures concentricity and smooth operation
• Lightweight construction reduces unsprung weight
• Made in the USA with strict quality control standards

Vortex Racing sprockets are trusted by professional racers and enthusiasts alike for their superior craftsmanship and performance. The unique tooth design minimizes chain wear while the advanced coating process ensures long-lasting appearance and protection against the elements.