Vortex 208ZK-37 Aluminum Rear Sprocket 37 Tooth 520 Pitch Silver

The Vortex 208ZK-37 is a high-performance 37-tooth aluminum rear sprocket designed for 520-pitch motorcycle drive systems. Manufactured in the USA, this precision-engineered sprocket delivers the perfect balance of lightweight construction and race-proven durability that Vortex Racing is known for.

Key Features:

• 100% CNC machined from aerospace-grade aluminum alloy to exact tolerances
• 37-tooth configuration for optimized gearing options
• 520-pitch compatibility for most sport and performance motorcycles
• Silver anodized finish resists corrosion and wear
• Patented tooth profile design extends sprocket life and reduces chain wear
• Significant weight reduction compared to steel sprockets for reduced rotational mass
• Precision-machined mounting holes ensure perfect concentricity and balance

Vortex Racing sprockets are tested by professional race teams worldwide and trusted by championship-winning riders in Motocross, Supercross, and Road Racing. Each sprocket is manufactured to the tightest tolerances using premium materials, ensuring optimal power transfer and reliable performance whether you're on the track or the street. The 37-tooth size allows riders to customize their final drive ratio for improved acceleration or top-end speed depending on their riding style and application.