Vortex 338-39 Aluminum Rear Sprocket 520 Pitch 39 Tooth Silver

The Vortex 338-39 is a high-performance aluminum rear sprocket designed for motorcycles using 520 pitch chain. This lightweight racing sprocket features 39 teeth and is manufactured to exacting standards for optimal power transfer and durability.

Key Features:

• 100% CNC machined in the USA from aerospace-grade aluminum alloy
• Specially formulated alloy per Vortex specifications for optimal strength-to-weight ratio
• Silver anodized finish to prevent corrosion and enhance durability
• Patented tooth design increases sprocket longevity and reduces wear
• Reduced rotational mass improves acceleration and throttle response
• 39 teeth provide versatile gearing options for street and track applications
• 520 pitch chain compatibility for standard sportbike drivetrains

Vortex sprockets are trusted by professional racers and performance enthusiasts for their precision manufacturing, consistent quality, and ability to withstand high tensile loads under extreme conditions. This sprocket allows riders to fine-tune gear ratios for improved acceleration or top-end speed compared to stock configurations.