Vortex 312DZB-39 Aluminum Rear Sprocket 39-Tooth Black

The Vortex 312DZB-39 is a high-performance aluminum rear sprocket featuring 39 teeth in a black anodized finish. Designed for serious riders and racers who demand precision and durability, this sprocket combines lightweight construction with extended service life.

Key Features:

• 100% CNC manufactured in the USA from aerospace-grade aluminum alloy
• Black anodized finish to prevent corrosion and provide a premium appearance
• Vortex's patented tooth design increases sprocket longevity compared to conventional sprockets
• Precision tolerances ensure concentricity and smooth operation
• Lightweight construction reduces rotating mass for improved acceleration and handling
• 39-tooth configuration for optimized gearing performance

Vortex Racing sprockets are trusted by professional race teams worldwide and manufactured to the tightest tolerances in the industry. Each sprocket is specially formulated to Vortex specifications, delivering optimal power transfer and reduced rotational mass. Whether you're on the street or track, this aluminum rear sprocket provides the perfect balance of strength, weight savings, and durability.