Vortex 543A-40 Silver Aluminum 40-Tooth Rear Sprocket

The Vortex 543A-40 is a 40-tooth silver anodized aluminum rear sprocket built to Vortex Racing's exacting performance standards. CNC-machined in the USA from a specially formulated aluminum alloy, this sprocket delivers an ideal balance of lightweight performance and long service life for street and track riders alike.

Key Features:

• Lightweight aluminum construction reduces rotating mass for improved throttle response and acceleration
• 100% CNC manufactured in the USA to tight tolerances for precise fitment and concentricity
• Specially formulated aluminum alloy per Vortex specifications for superior strength-to-weight ratio
• Silver anodized finish provides corrosion resistance and a clean appearance
• Vortex patented unique tooth design increases sprocket longevity and chain engagement
• 40-tooth rear sprocket for optimized power delivery and gearing

Vortex Racing has been the choice of professional racers across Superbike, Supercross, and Motocross competition. Each sprocket is engineered and manufactured with the same attention to detail used in top-tier racing programs, making the 543A-40 an excellent upgrade over OEM for both street and performance riding applications.