Vortex 610ZO-38 Silver 38-Tooth 520-Pitch Aluminum Rear Sprocket

The Vortex 610ZO-38 is a 38-tooth, 520-pitch aluminum rear sprocket finished in a silver anodized coating. Designed for motorcycle applications requiring a 520-size chain, this sprocket delivers a meaningful performance upgrade over heavy OEM steel units by reducing rotating drivetrain mass for improved throttle response and acceleration.

Key Features:

• 38-Tooth, 520-Pitch Design: Compatible with 520-size chain applications, including OEM replacements and suitable 520 conversions
• Aerospace-Grade 7075 Aluminum Construction: High-strength, lightweight material delivers an optimal balance of durability and reduced rotational mass
• 100% CNC Machined: Precision-machined to tight tolerances for a concentric, smooth-running sprocket with consistent power delivery
• Silver Anodized Finish (ZO): Category 5 anodized coating provides corrosion resistance and an aggressive, clean appearance
• Vortex Patented Tooth Design: Unique saber tooth groove geometry extends sprocket longevity and reduces chain wear
• Reduced Rotating Mass: Significantly lighter than OEM steel sprockets, contributing to faster acceleration and improved handling

Vortex Racing has been producing championship-winning sprockets since 1995. Each component is manufactured to exacting standards and validated through direct feedback from professional race teams. The 610ZO-38 is an ideal choice for street riders and track enthusiasts looking to upgrade their drivetrain with a proven, race-pedigree component.