Vortex 642CKV4-41 VTX Aluminum Rear Sprocket 41T

The Vortex 642CKV4-41 is a lightweight VTX-series aluminum rear sprocket engineered for performance motorcycle applications. Vortex Racing is a trusted name in the powersports industry, known for producing precision-machined drivetrain components that deliver reliable power transfer and reduced unsprung weight compared to stock steel sprockets.

Key Features:

• 41-tooth rear sprocket configuration
• Constructed from high-strength 7075 aluminum alloy for a significant weight savings over OEM steel sprockets
• Precision CNC-machined for exact tooth profile and consistent chain engagement
• Hard anodized finish for enhanced wear resistance and corrosion protection
• Drilled and lightened carrier design reduces rotational mass
• Direct OEM-style fitment — no modifications required
• Compatible with standard motorcycle drive chain pitch for the 642 fitment application

Vortex aluminum sprockets are a popular upgrade for sport bike and track riders looking to reduce drivetrain weight and fine-tune gearing ratios. The 642CKV4-41 is designed to drop in as a direct replacement, making installation straightforward with standard hand tools.