Vortex 317ZL-39 Aluminum Rear Sprocket 39 Tooth Silver

The Vortex 317ZL-39 is a precision-engineered aluminum rear sprocket manufactured in the USA from aerospace-grade alloy, designed to deliver maximum lightness and strength for high-performance motorcycles. This 39-tooth sprocket is CNC machined from durable 7075 T6 aluminum, ensuring an unrivaled amount of precision and exact specifications for optimal drivetrain performance.

Key Features:

• Lightweight construction reduces rotating mass and helps put more power to the pavement
• Unique tooth design increases sprocket longevity
• Clear anodized finish and gunk clearing grooves between each tooth keep harmful elements at bay
• Specially formulated alloy per Vortex specifications
• 100% CNC manufactured in the USA
• Manufactured to tight tolerances with a lifespan that rivals some steel sprockets

The 317ZL series features a specific bolt pattern designed for aftermarket and OEM wheel applications. With numerous racing teams and riders using Vortex sprockets, this sprocket delivers the reliability and performance demanded by both street and track riders. The silver anodized finish provides corrosion resistance while maintaining a clean, professional appearance.