Vortex 642CZKV4-45 VTX Aluminum Rear Sprocket 45T Black Anodized

The Vortex 642CZKV4-45 is a 45-tooth aluminum rear sprocket from Vortex Racing's VTX series, engineered for performance-focused riders seeking a lightweight upgrade over heavy OEM steel sprockets. Precision-machined from high-grade aluminum alloy and finished with a durable black anodized coating, this sprocket delivers excellent corrosion resistance while dramatically reducing unsprung rotational weight.

Key Features:

• 45 Teeth — optimized tooth count for enhanced acceleration and responsive throttle feel
• Lightweight Aluminum Construction — significantly lighter than stock steel sprockets, reducing unsprung weight for improved handling
• Black Anodized Finish — hard-anodized surface for corrosion resistance and long-lasting appearance
• CNC Machined — precision manufacturing ensures consistent tooth profile and exact fitment
• VTX Series Design — features Vortex's signature spider-cut design for maximum material removal without sacrificing strength
• Direct OEM Replacement — bolt-on installation with no modifications required

Vortex Racing is a trusted name in the powersports industry, known for producing competition-grade drivetrain components used by both professional racers and street riders worldwide. The 642CZKV4-45 rear sprocket is a direct-fit, performance upgrade designed for a specific motorcycle application — confirm fitment using your year, make, and model before purchasing.