Vortex 110ZR42 CAT5 Aluminum Rear Sprocket 42-Tooth

The Vortex 110ZR42 is a 42-tooth CAT5 aluminum rear sprocket engineered for motorcycle road racing, track days, and high-performance street riding. Built to Vortex's exacting standards, this sprocket delivers a significant weight reduction over steel alternatives, reducing rotating mass for improved throttle response and drive efficiency.

Key Features:

• Lightweight CAT5 aluminum construction — reduces rotating mass for sharper acceleration and deceleration
• 100% CNC machined in the USA — precision-manufactured to the tightest tolerances
• Specially formulated alloy per Vortex specifications for optimal strength-to-weight ratio
• Color anodized finish — available in multiple colors with contrasting silver machine-cut highlights
• Vortex patented saber tooth groove design — unique tooth profile increases sprocket longevity
• 42 teeth — ideal for fine-tuning final drive gearing for specific track or street applications

Vortex Racing has been manufacturing top-quality motorcycle racing components in the United States for over 15 years, supplying professional race teams and champions worldwide. The 110ZR42 is the same caliber sprocket trusted by competitive racers across Road Racing, Supercross, and Motocross disciplines.