Vortex 312DZB-49 Black Aluminum Rear Sprocket 49-Tooth

The Vortex 312DZB-49 is a 49-tooth aluminum rear sprocket finished in a hard-coat black anodized treatment, engineered for motorcycle road racing and high-performance street applications. Vortex Racing manufactures each sprocket to precise tolerances using a specially formulated aluminum alloy, delivering an ideal balance of light weight and durability.

Key Features:

• 49-Tooth rear sprocket for tuned gearing and improved low-end acceleration
• Hard-coat black anodized finish for enhanced corrosion resistance and long-lasting appearance
• 100% CNC machined in the USA to exacting tolerances for concentricity and precise chain engagement
• Specially formulated aluminum alloy per Vortex specifications — lightweight to reduce rotating mass
• Patented Vortex tooth profile designed to extend sprocket longevity beyond conventional designs
• Compatible with standard 520-pitch chain (verify fitment for your specific application)

Vortex Racing is a U.S.-based manufacturer with over 15 years of experience producing top-tier motorcycle racing components tested by professional race teams worldwide. The 312DZB-49 is an excellent upgrade over stock gearing for riders seeking improved throttle response and drive out of corners.