Vortex 144ZB-39 Silver Aluminum Rear Sprocket 39-Tooth

The Vortex 144ZB-39 is a precision-engineered aluminum rear sprocket designed for motorcycles demanding race-proven performance and durability. This 39-tooth sprocket is manufactured by Vortex Racing, a U.S.-based company with over 15 years of experience in producing premium motorcycle racing components.

Key Features:

• 39-tooth configuration for optimal gearing performance
• Constructed from 7075 T6 billet aluminum for exceptional strength-to-weight ratio
• 100% CNC machined in the USA to exacting tolerances
• Silver anodized finish prevents corrosion and enhances durability
• Patented tooth design with saber tooth grooves increases sprocket longevity
• Lightweight construction reduces rotating mass for improved acceleration
• Precision manufacturing rivals the lifespan of steel sprockets

This lightweight aluminum sprocket significantly reduces unsprung weight compared to OEM steel sprockets, resulting in improved handling characteristics and quicker throttle response. The specially formulated aerospace-grade alloy and unique tooth profile work together to maximize both durability and performance, making this sprocket a favorite among professional racing teams and performance enthusiasts alike.