Vortex 427ZR-39 CAT5 Rear Sprocket Red 39T 530 Pitch

The Vortex 427ZR-39 is a lightweight CAT5 aluminum racing rear sprocket designed for high-performance motorcycles. This 39-tooth sprocket with 530 pitch offers a premium upgrade over stock steel sprockets, significantly reducing rotating mass while maintaining exceptional durability.

Key Features:

• 100% CNC manufactured in the USA from specially formulated aluminum alloy
• Patented Saber tooth groove design increases sprocket longevity
• Red anodized finish with contrasting silver machined cuts
• Lightweight construction reduces unsprung weight for improved acceleration
• Precision-machined teeth for smooth chain engagement
• Available in multiple colors and tooth counts for custom gearing options

Vortex CAT5 sprockets utilize a unique patented tooth design that sets them apart from conventional sprockets. The color anodizing excludes the sweeps, mud grooves, and teeth, creating a bright flash of red with silver highlights. This sprocket provides a high-performance alternative to stock components while allowing you to fine-tune your bike's gearing for optimal performance.