Vortex 604ZL-39 Aluminum Rear Sprocket 39-Tooth

The Vortex 604ZL-39 is a lightweight aluminum rear sprocket featuring 39 teeth, designed for high-performance motorcycle applications. This racing sprocket is 100% CNC manufactured in the USA from specially formulated alloy per Vortex specifications, delivering precision engineering and exceptional durability for demanding riding conditions.

Key Features:

• Silver anodized finish to prevent corrosion and maintain appearance over time
• Unique tooth design increases sprocket longevity compared to conventional sprockets
• Lightweight construction reduces rotating mass and aids in putting more power to the pavement
• Vortex patented sprocket design offers superior performance characteristics
• 39-tooth configuration for optimized gear ratio options

Vortex aluminum sprockets are the preferred choice among racers and performance enthusiasts seeking weight reduction without sacrificing strength. The precision CNC manufacturing process ensures perfect concentricity for smooth operation and extended drivetrain life. When changing sprockets, it's recommended to replace both front and rear sprockets along with the chain for optimal performance and longevity.