Vortex 780ZB-40 VTX Aluminum Rear Sprocket 40-Tooth

The Vortex 780ZB-40 is a 40-tooth aluminum rear sprocket from Vortex's popular VTX series, designed for sport bike and motorcycle applications where lightweight performance is a priority. Machined from high-grade 7075 aluminum alloy, this sprocket delivers a significant weight savings over steel alternatives without sacrificing durability under demanding riding conditions.

Key Features:

• 40-Tooth rear sprocket for optimized acceleration and gearing
• Constructed from lightweight 7075 aluminum alloy for reduced unsprung weight
• Hard anodized finish for improved wear resistance and corrosion protection
• CNC-machined for precise tolerances and consistent chain engagement
• Compatible with standard 520 chain pitch (verify fitment for your specific application)
• Vortex VTX series — trusted by racers and street riders alike

Vortex is a leading manufacturer of performance drivetrain components for motorcycles, and the VTX aluminum sprocket line is a top choice for riders looking to reduce rotating mass and improve throttle response. The 780ZB-40 is a direct bolt-on replacement designed for easy installation.