Vortex 151ZR-53 CAT5 53-Tooth 420 Pitch Red Aluminum Rear Sprocket

The Vortex 151ZR-53 is a 53-tooth, 420 pitch rear sprocket from Vortex's CAT5 series, finished in a striking red anodized aluminum. Engineered for lightweight mini-bike and youth motorcycle applications, this sprocket is purpose-built to reduce rotating mass and improve power transfer from engine to wheel.

Key Features:

• 53 Teeth — Higher tooth count tuned for stronger low-end pull and acceleration
• 420 Pitch — Designed to pair with standard 420 chain systems
• CAT5 Series — Vortex's dedicated mini-bike/youth motorcycle rear sprocket line
• Aluminum Construction — Specially formulated alloy per Vortex specifications for maximum strength-to-weight ratio
• Red Anodized Finish — Corrosion-resistant anodized coating with a bold red appearance
• Patented Vortex Tooth Design — Unique tooth profile engineered to increase sprocket longevity and chain engagement

Vortex Racing is a trusted name in performance sprockets, used by amateur and professional riders alike. The 151ZR-53 is a direct bolt-on replacement or gearing upgrade that delivers measurable performance gains right out of the box.