Vortex 337ZB-39 Aluminum Rear Sprocket 39 Tooth Black

The Vortex 337ZB-39 is a high-performance aluminum rear sprocket featuring 39 teeth and a black anodized finish. This lightweight racing sprocket is engineered to reduce rotating mass while maintaining exceptional strength and durability for street and track applications.

Key Features:

• 39-tooth aluminum rear sprocket with black anodized finish
• 100% CNC manufactured in the USA to precise tolerances
• Specially formulated aluminum alloy per Vortex specifications
• Unique patented tooth design increases sprocket longevity
• Black anodizing prevents corrosion and provides a distinctive appearance
• Lightweight construction reduces unsprung weight and improves acceleration
• Precision manufacturing ensures concentricity for smooth operation

Vortex Racing aluminum sprockets are the racer's choice for motorcycles and ATVs. Their lightweight design reduces rotating mass and aids in putting more power to the pavement, while the specially formulated alloy and unique tooth profile deliver exceptional wear resistance. The black anodized coating provides both corrosion protection and a sleek, aggressive look that complements modern sport bikes.