Vortex 920ZR-38 VTX Aluminum Rear Sprocket Pitch Sprockets - 38T 520

The Vortex 920ZR-38 is a high-performance aluminum rear sprocket from Vortex's popular VTX series, engineered for sport and performance motorcycle applications. Featuring 38 teeth and designed for 520 chain pitch compatibility, this sprocket delivers a precision-machined, lightweight alternative to heavy OEM steel sprockets.

Manufactured from high-grade 6061-T6 aluminum, the VTX series sprocket is hard anodized for exceptional wear resistance and long service life. Its lightweight construction reduces unsprung rotational mass, contributing to improved throttle response and overall drivetrain efficiency.

Key Features:

• 38 Teeth – optimized for performance gearing applications
• 520 Chain Pitch – compatible with standard 520-series drive chains
• 6061-T6 Aluminum Construction – lightweight and strong
• Hard Anodized Finish – resists corrosion and extends wear life
• Precision CNC Machined – ensures accurate tooth profile and smooth chain engagement
• Direct OEM replacement fitment – bolt-on installation

The Vortex VTX rear sprocket is a trusted upgrade for riders seeking to reduce drivetrain weight or fine-tune their gearing ratio for track or street performance. Compatible with a wide range of sport motorcycles — confirm fitment using Vortex's application guide.