Vortex 840A-51 Aluminum Rear Sprocket 51-Tooth Silver

The Vortex 840A-51 is a lightweight aluminum rear sprocket featuring 51 teeth, designed specifically for use with BST aftermarket wheels and 530 pitch chains. This premium racing sprocket is engineered for riders seeking performance and durability in demanding track conditions.

Key Features:

• 100% CNC machined from 7075-T6 billet aluminum for exceptional strength and light weight
• Manufactured in the USA to tight tolerances with specially formulated alloy per Vortex specifications
• Silver anodized finish prevents corrosion and provides a professional appearance
• Unique patented tooth design with saber tooth grooves increases sprocket longevity and optimizes chain hold and release
• Sprocket dimensions: 5 bolt pattern with 10mm holes, 100mm pitch circle diameter (PCD), and 76mm inner diameter
• Compatible with 530 pitch chains

Vortex Racing has been manufacturing top-quality motorcycle racing components since 1995, focusing on absolute quality and precision engineering. Each component is made with the best materials in the industry to meet the demands of road racing, motocross, and track enthusiasts.