Vortex 245AKV4-43 Aluminum Rear Sprocket 43T

The Vortex 245AKV4-43 is a high-performance 43-tooth aluminum rear sprocket engineered for sport and performance motorcycle applications. Vortex Racing is a leading manufacturer of precision-machined drivetrain components, and this sprocket is built to deliver reliable power transfer and reduced rotating mass compared to steel alternatives.

Key Features:

• 43-Tooth Design – Provides a specific gear ratio tuned for acceleration or top-speed optimization depending on front sprocket pairing
• Lightweight Aluminum Construction – Significantly reduces unsprung and rotating weight versus stock steel sprockets for improved throttle response
• Precision CNC Machined – Tight tolerances ensure smooth, quiet chain engagement and extended service life
• Hard Anodized Finish – Protects against corrosion, abrasion, and wear for long-lasting performance
• Direct OEM Replacement Fitment – Designed to bolt on without modification using the factory mounting pattern
• Compatible with Standard Chain – Designed to work with the appropriate chain pitch for the application

Vortex sprockets are a popular upgrade for riders looking to reduce drivetrain weight and fine-tune their gear ratios for track or street performance. The 245AKV4-43 is a bolt-on solution that delivers measurable performance benefits with no compromise in durability.