Vortex 775AV4-45 VTX Aluminum Rear Sprocket 45T

The Vortex 775AV4-45 is a lightweight, high-performance aluminum rear sprocket designed as a direct replacement or performance upgrade for compatible motorcycles. Machined from high-grade 7075-T6 aluminum alloy and hard anodized for durability, this sprocket delivers significant weight savings over stock steel sprockets without sacrificing strength or reliability.

Key Features:

• Tooth Count: 45 teeth
• Material: 7075-T6 aerospace-grade aluminum alloy
• Finish: Hard anodized for corrosion and wear resistance
• Series: VTX AV4 — 4-bolt carrier mount pattern
• Precision CNC-machined for exact fitment and chain alignment
• Reduced unsprung and rotating mass for improved throttle response and acceleration
• Compatible with standard O-ring, X-ring, and Z-ring drive chains

Vortex Racing is a leading manufacturer of performance drivetrain components trusted by racers and street riders worldwide. The 775AV4-45 rear sprocket is an excellent upgrade for riders looking to fine-tune their gearing for track days, commuting, or sport riding.