Vortex 251AKV4-42 VTX Aluminum Rear Sprocket 42-Tooth

The Vortex 251AKV4-42 is a 42-tooth aluminum rear sprocket from Vortex's VTX performance series. Precision-machined from lightweight aluminum alloy, this sprocket is engineered for riders seeking reduced unsprung weight and improved acceleration response without sacrificing durability.

Key Features:

• 42-Tooth Configuration – Optimized tooth count for responsive throttle feel and acceleration
• Lightweight Aluminum Construction – CNC-machined from high-grade aluminum alloy for significant weight savings over steel alternatives
• VTX Series Design – Features Vortex's signature hard-anodized finish for enhanced corrosion resistance and long service life
• Precision CNC Machining – Tight tolerances ensure smooth, quiet chain engagement and extended chain and sprocket life
• Direct OEM Replacement – Bolt-on fitment with no modifications required

Vortex is a trusted name in the powersports industry, known for producing competition-grade drivetrain components used by professional and amateur racers alike. The 251AKV4-42 rear sprocket delivers the performance and reliability demanded on both the track and the street.