Vortex 423ZK-49 Rear Sprocket 49-Tooth 520 Pitch

The Vortex 423ZK-49 is a high-performance aluminum rear sprocket designed for sport and racing motorcycles. This 49-tooth sprocket features Vortex's patented tooth design engineered to maximize strength and longevity while minimizing weight.

Key Features:

• 49-tooth configuration for optimized gearing
• 520 pitch chain compatibility
• CNC machined from specially formulated aluminum alloy to Vortex specifications
• Unique tooth profile increases sprocket life and reduces chain wear
• Precision-machined mounting holes ensure proper fitment
• Lightweight racing construction reduces unsprung weight for improved handling
• Hardcoat anodized finish for corrosion resistance and durability

Vortex sprockets are manufactured using CNC precision machining and feature a proprietary tooth design that distributes load more evenly across the chain, resulting in extended service life for both the sprocket and drive chain. The lightweight aluminum construction offers significant weight savings compared to steel sprockets while maintaining excellent strength characteristics for demanding applications.