Vortex 642CKV4-43 VTX Aluminum Rear Sprocket 43T

The Vortex 642CKV4-43 is a high-performance VTX series aluminum rear sprocket engineered for motorcycle applications. Manufactured by Vortex Racing, a trusted name in aftermarket drivetrain components, this sprocket delivers an exceptional combination of lightweight construction and durable performance.

Key Features:

• 43-tooth rear sprocket for optimized gear ratio tuning
• Constructed from lightweight, high-strength aluminum to reduce unsprung weight
• Part of the VTX series — Vortex's precision-machined aluminum sprocket line
• Hard-anodized finish for corrosion resistance and extended service life
• CNC-machined to tight tolerances for smooth, consistent chain engagement
• Compatible with standard chain pitch for direct OEM replacement or performance upgrade

The Vortex VTX aluminum rear sprocket is a popular choice for riders looking to fine-tune their motorcycle's acceleration and top-speed characteristics. The aluminum construction significantly reduces rotational mass compared to steel sprockets, contributing to improved throttle response and overall performance.