Vortex 452AZL-42 CAT5 Aluminum Rear Sprocket Silver 42-Tooth 520-Pitch

The Vortex 452AZL-42 is a 42-tooth, 520-pitch CAT5 aluminum rear sprocket finished in a silver anodize. Designed for serious street and track riders, this sprocket is 100% CNC machined in the USA from a specially formulated aluminum alloy developed to Vortex's proprietary specifications.

Key Features:

• 42 Teeth / 520 Pitch — precision-matched to 520-series chain drive systems
• Silver Anodized Finish — corrosion-resistant anodizing protects the aluminum surface and maintains appearance over time
• CAT5 Series Design — Vortex's patented tooth profile engineered to extend sprocket longevity and reduce chain wear
• 100% CNC Machined — manufactured in the USA to tight tolerances for consistent, reliable performance
• Lightweight Aluminum Construction — reduces rotating mass compared to steel sprockets, improving throttle response and acceleration
• Specially Formulated Alloy — Vortex-spec aluminum blend balances strength and weight for demanding riding conditions

The Vortex 452AZL-42 rear sprocket is a direct bolt-on replacement or performance upgrade for compatible motorcycles running a 520-pitch chain. Whether used on the street or the track, Vortex sprockets are a proven choice among riders who demand precision-engineered drivetrain components.