Vortex 452AZKV4-39 VTX Aluminum Rear Sprocket 39T

The Vortex 452AZKV4-39 is a lightweight 39-tooth aluminum rear sprocket from Vortex's VTX series, engineered for sport bike and motorcycle applications demanding precision, durability, and reduced rotating mass. Vortex is a trusted name in the powersports industry, producing OEM-quality and race-grade drivetrain components built to exacting tolerances.

Key Features:

• 39-Tooth Configuration — Optimized tooth count for balanced acceleration and top-speed performance
• Lightweight Aluminum Construction — High-strength aluminum alloy reduces unsprung and rotating weight compared to steel sprockets
• VTX Series Design — Precision CNC-machined for consistent tooth geometry and long chain life
• AZK/V4 Carrier Compatibility — Engineered to match specific bolt pattern and hub spacing for a direct, secure fit
• Hard-Anodized Finish — Resists corrosion and wear, extending sprocket service life
• Direct Replacement — Bolt-on installation with no modification required

The Vortex VTX aluminum rear sprocket is a popular upgrade for riders seeking to reduce drivetrain weight and improve throttle response. Compatible with standard O-ring, X-ring, and Z-ring drive chains. Always replace the chain and front sprocket simultaneously for optimal drivetrain performance and longevity.