Vortex 775ZR-38 Aluminum Rear Sprocket 520 Pitch 38-Tooth

The Vortex 775ZR-38 is a 38-tooth, 520-pitch aluminum rear sprocket engineered for performance-oriented motorcycle riders who demand precision, reduced weight, and long-lasting durability. Manufactured entirely in the USA, this sprocket is a direct upgrade over heavy OEM steel units.

Key Features:

• 520-pitch rear sprocket — compatible with 520-size chain setups including OEM and conversion applications
• 38 teeth — optimized tooth count for balanced acceleration and top-end performance
• 100% CNC machined in the USA to precise tolerances for consistent fitment and concentricity
• Specially formulated aluminum alloy per Vortex specifications for an ideal strength-to-weight ratio
• Silver anodized finish to resist corrosion and maintain appearance over time
• Vortex patented unique tooth design for increased sprocket longevity and reduced chain wear
• Reduced rotating mass compared to OEM steel sprockets, contributing to improved acceleration and throttle response

Vortex Racing sprockets are a trusted choice among road racers, trackday enthusiasts, and serious street riders. The 775ZR-38 delivers the performance and quality expected from one of the industry's most respected sprocket manufacturers.