Vortex 780ZB-45 VTX Aluminum Rear Sprocket 45T

The Vortex 780ZB-45 is a high-performance VTX series aluminum rear sprocket with 45 teeth, engineered for riders who demand lightweight performance without sacrificing durability. Machined from high-grade 7075-T6 aluminum alloy, this sprocket delivers a significant weight reduction over stock steel sprockets while maintaining excellent strength and wear resistance.

Key Features:

• 45-Tooth configuration for optimized acceleration and low-end torque
• Precision CNC-machined from 7075-T6 aluminum alloy for superior strength-to-weight ratio
• Hard anodized finish for enhanced corrosion resistance and extended service life
• Lightweight design reduces unsprung rotational mass for improved handling and throttle response
• Precision-cut teeth for smooth, consistent chain engagement
• Direct OEM replacement fit — no modifications required
• Manufactured to strict tolerances for proper chain alignment and reduced wear

The Vortex VTX aluminum rear sprocket is a popular upgrade among sport bike and track day enthusiasts looking to shed rotating weight and fine-tune their final drive ratio. Vortex Racing is a trusted name in the powersports industry, known for producing competition-grade drivetrain components used at all levels of motorsport.