Vortex 254ZG-37 Aluminum Rear Sprocket 520 Pitch 37 Tooth Silver

The Vortex 254ZG-37 is a lightweight 520-pitch aluminum rear sprocket featuring a silver anodized finish and 37 teeth. Designed for performance street and track riders who demand precision-engineered drivetrain components, this sprocket is CNC-machined in the USA from a specially formulated aerospace-grade aluminum alloy developed to Vortex's exact specifications.

Key Features:

• 37-Tooth, 520-Pitch rear sprocket for precise gearing selection
• Silver (ZG) anodized finish for corrosion resistance and clean appearance
• CNC-machined from aerospace-grade aluminum alloy per Vortex specifications
• Patented tooth profile engineered for extended sprocket longevity and smooth chain engagement
• Significantly lighter than OEM steel sprockets, reducing rotating mass for improved acceleration and handling
• 100% manufactured in the USA

Vortex aluminum rear sprockets are a popular upgrade for riders looking to reduce unsprung and rotating weight without sacrificing durability. The reduction in rotating mass translates directly to crisper throttle response and more efficient power delivery to the rear wheel.