Vortex 775ZOV4-47 VTX Aluminum Rear Sprocket 47T

The Vortex 775ZOV4-47 is a high-performance 47-tooth aluminum rear sprocket from Vortex Racing's VTX series. Engineered for motorcycle enthusiasts and racers who demand lightweight, precision-machined drivetrain components, this sprocket delivers a noticeable reduction in rotating mass compared to steel alternatives.

Vortex sprockets are CNC-machined from high-grade 7075-T6 aluminum alloy and feature hard anodized finishing for exceptional wear resistance and corrosion protection. The result is a sprocket that combines race-proven durability with the significant weight savings that serious riders expect.

Key Features:

• Material: CNC-machined 7075-T6 aluminum alloy for maximum strength-to-weight ratio
• Tooth Count: 47 teeth for optimized final drive gearing
• Finish: Hard anodized for enhanced surface hardness and corrosion resistance
• Precision CNC machining ensures consistent tooth profile and chain engagement
• Lightweight construction reduces unsprung and rotating mass for improved performance
• Vortex VTX series carrier compatibility (OV4 carrier fitment)
• Direct OEM-style fitment — no modifications required

The Vortex VTX aluminum rear sprocket is a popular upgrade for track day riders, club racers, and performance street riders looking to fine-tune their gearing ratios or shed weight from the drivetrain. Vortex is a trusted name in American motorsports, supplying teams and privateer racers across multiple disciplines.