Vortex 526AZR-40 CAT5 Aluminum Rear Sprocket 40T 520 Red

The Vortex 526AZR-40 is a 40-tooth, 520-pitch CAT5 aluminum rear sprocket finished in a striking red anodize with contrasting silver machine cuts. Engineered for performance street and track riders, this sprocket delivers a meaningful reduction in rotating mass compared to heavier steel alternatives, helping put more power to the pavement.

Key Features:

• CAT5 aluminum construction — lightweight yet durable, using a specially formulated alloy developed to Vortex's own specifications
• 520 pitch — compatible with 520-series drive chains
• 40 teeth — rear sprocket tooth count for precise gearing adjustment
• Vortex patented Saber Tooth groove design — unique tooth profile increases sprocket longevity and promotes self-cleaning to keep the chain free of debris
• Red anodized finish with bright silver CNC-machined highlights for a premium appearance
• 100% CNC manufactured in the U.S.A. for consistent quality and tight tolerances
• Sold individually — package quantity of 1

Vortex Racing sprockets are a trusted choice among racers and performance street riders who demand the best in drivetrain components. The 526AZR-40 is a direct bolt-on upgrade that reduces unsprung and rotating weight while adding race-proven durability and style to your drivetrain.