Vortex 780ZO-51 VTX Aluminum Rear Sprocket 51-Tooth

The Vortex 780ZO-51 is a 51-tooth aluminum rear sprocket from Vortex Racing's VTX series, engineered for performance motorcycle applications. Crafted from high-grade 7075 aluminum alloy, this sprocket delivers an excellent strength-to-weight ratio, reducing unsprung rotational mass compared to standard steel sprockets for improved throttle response and acceleration.

Key Features:

• Tooth Count: 51 teeth
• Material: High-grade 7075 aluminum alloy construction
• Series: VTX performance sprocket line
• Finish: Hard anodized for corrosion resistance and extended wear life
• Precision CNC machined for exact tooth geometry and consistent chain engagement
• Lightweight design reduces unsprung weight versus OEM steel sprockets
• Direct bolt-on replacement — no modifications required

The 780ZO sprocket family is designed to fit specific motorcycle applications with a matching chain pitch and carrier pattern. The hard-anodized surface treatment provides durability under demanding riding conditions, whether on the street or track. The VTX series is a popular upgrade for riders seeking improved performance without sacrificing reliability.