Vortex 839ZR-37 Aluminum Rear Sprocket 37-Tooth Silver

The Vortex 839ZR-37 is a lightweight aluminum rear sprocket engineered for optimal performance and durability in motorcycle racing and high-performance applications. This precision-crafted 37-tooth sprocket is manufactured from specially formulated aerospace-grade aluminum alloy to Vortex's exacting specifications, delivering exceptional strength while minimizing rotational mass for improved acceleration and handling.

Key Features:

• 100% CNC machined in the USA for precise tolerances and perfect concentricity
• 37-tooth configuration for customizable gearing ratios
• Silver anodized finish prevents corrosion and enhances durability
• Unique patented tooth design increases sprocket longevity and power transfer
• Lightweight aluminum construction reduces unsprung weight
• Part of the proven 839 series standard aluminum racing sprocket line

Vortex sprockets are chosen by professional racers and performance enthusiasts for their superior craftsmanship, reliability under extreme conditions, and ability to optimize power delivery. The 839 series represents the perfect balance of weight savings and durability for riders seeking to fine-tune their motorcycle's performance characteristics.