Vortex 840ZRV4-49 VTX Aluminum Rear Sprocket Chain Sprockets - 49-Tooth 520

The Vortex 840ZRV4-49 is a 49-tooth aluminum rear sprocket designed for motorcycles running a 520 chain pitch. Part of Vortex's VTX series, this sprocket is CNC-machined from lightweight, high-strength aluminum alloy for a significant weight reduction over OEM steel sprockets without sacrificing durability.

Key Features:

• 49-Tooth rear sprocket for optimized acceleration and power delivery
• 520 chain pitch compatibility
• CNC-machined from high-strength aluminum alloy construction
• Anodized finish for corrosion resistance and long-lasting appearance
• Precision-cut teeth for smooth chain engagement and reduced wear
• Significant weight savings compared to stock steel sprockets
• Direct OEM-style bolt pattern for straightforward installation

The Vortex VTX series is a popular upgrade among sport bike and performance motorcycle enthusiasts seeking improved throttle response and reduced unsprung weight. This sprocket is a direct-fit replacement that installs using the factory mounting hardware.