Vortex 203ZK-40 CAT5 Aluminum Rear Sprocket 520 Pitch 40 Tooth Black

The Vortex 203ZK-40 is a high-performance CAT5 aluminum rear sprocket designed for serious riders seeking reduced rotating mass and enhanced acceleration. This lightweight racing sprocket features 520 pitch with 40 teeth, making it a popular choice for sport bikes and performance motorcycles.

Key Features:

• Lightweight CAT5 aluminum construction significantly reduces rotating mass compared to OEM steel sprockets
• 100% CNC manufactured in the USA from specially formulated aerospace-grade 7075 T6 aluminum alloy
• Black anodized finish with contrasting silver machined accents for corrosion resistance and distinctive appearance
• Patented Saber tooth groove design increases sprocket longevity and performance
• Unique tooth profile unlike any other sprocket on the market
• 520 pitch, 40 tooth configuration

Vortex Racing sprockets are the racer's choice, engineered to put more power to the pavement by reducing unsprung weight. The precision CNC machining ensures perfect fitment and optimal chain engagement, while the color anodizing excludes sweeps, mud grooves, and teeth for bright silver highlights that catch the eye. Whether you're looking to improve acceleration, reduce lap times, or simply upgrade from heavy OEM components, the Vortex 203ZK-40 delivers professional-grade performance and durability.