Vortex 920ZB-38 520 Pitch 38-Tooth Hard-Anodized Aluminum Rear Sprocket

The Vortex 920ZB-38 is a high-performance 38-tooth aluminum rear sprocket designed for 520-pitch chain drive systems. Engineered for sport and performance motorcycles, this sprocket delivers a lightweight alternative to OEM steel sprockets without sacrificing durability or precision.

Vortex sprockets are CNC-machined from high-grade 7075 aluminum alloy and feature a hard-anodized finish for enhanced wear resistance and corrosion protection. The result is a sprocket that holds up to demanding track and street riding conditions while shaving critical weight from the drivetrain.

Key Features:

• 38-Tooth rear sprocket configuration
• 520 chain pitch compatibility
• CNC-machined from 7075 aluminum alloy for lightweight strength
• Hard-anodized finish for extended wear life and corrosion resistance
• Precision-cut tooth profile for smooth, consistent chain engagement
• Significant weight reduction compared to OEM steel sprockets
• Race-proven design trusted by professional and amateur riders alike

Whether you're looking to optimize acceleration, fine-tune your gear ratio, or reduce unsprung weight, the Vortex 920ZB-38 aluminum rear sprocket is an excellent performance upgrade for compatible sport bikes and motorcycles.