Vortex 251AV4-47 VTX Aluminum Rear Sprocket 47-Tooth 520-Pitch Silver

The Vortex 251AV4-47 is a lightweight aluminum rear sprocket designed for serious street and track riders who demand performance without compromise. Part of Vortex's industry-leading VTX aluminum sprocket lineup, this 47-tooth, 520-pitch sprocket delivers an optimal balance of weight reduction and durability.

Key Features:

• 47 Teeth / 520 Pitch — Direct-fit replacement engineered to precise tolerances
• Lightweight Aluminum Construction — Reduces rotating mass for improved throttle response and acceleration
• 100% CNC Machined in the USA — Manufactured to exacting standards from a specially formulated aluminum alloy per Vortex specifications
• Patented Unique Tooth Design — Increases sprocket longevity and chain engagement efficiency
• Silver Anodized Finish — Corrosion-resistant anodizing protects the sprocket and maintains appearance over time
• Trusted by Champions — Vortex components are validated by professional race teams worldwide across Superbike, Road Racing, and Motocross disciplines

Vortex Racing has spent over 15 years engineering race-proven drivetrain components from their U.S.-based facility. Every sprocket is built to the tightest tolerances using the best quality materials in the industry, making the 251AV4-47 a reliable upgrade or OEM replacement for demanding riders.