Vortex 839AZKV4-45 VTX Aluminum Rear Sprocket 45T

The Vortex 839AZKV4-45 is a 45-tooth VTX series aluminum rear sprocket engineered for performance street and racing applications. Manufactured entirely in the USA, this sprocket is precision CNC-machined from a specially formulated aluminum alloy to Vortex's exacting specifications, delivering an ideal balance of low weight and high durability.

Key Features:

• 45-tooth rear sprocket for optimized acceleration and drive characteristics
• Lightweight aluminum construction reduces rotating mass for improved throttle response
• 100% CNC manufactured in the USA to strict quality tolerances
• Silver anodized finish resists corrosion and enhances longevity
• Unique tooth profile design promotes even chain wear and extended sprocket life
• Specially formulated alloy per Vortex Racing specifications

The VTX series is a staple of Vortex Racing's sprocket lineup, trusted by racers and performance riders who demand precision-made drivetrain components. Replacing your stock sprocket with the 839AZKV4-45 can improve acceleration response and reduce unsprung rotating weight compared to heavier OEM steel alternatives.