Vortex 253ZR-49 CAT5 520 Pitch 49-Tooth Red Aluminum Rear Sprocket

The Vortex 253ZR-49 is a CAT5 series aluminum rear sprocket featuring a 520 pitch and 49 teeth, finished in a striking red anodized color with contrasting silver machined accents. Designed as a high-performance OEM replacement or 520-pitch conversion sprocket for street and sport motorcycles, it delivers a meaningful upgrade over heavy factory steel sprockets.

Key Features:

• 520 Pitch, 49-Tooth rear sprocket for fine-tuned final drive gearing
• Lightweight aerospace-grade aluminum construction — reduces rotating mass for improved throttle response and acceleration
• 100% CNC manufactured in the U.S.A. using a specially formulated alloy per Vortex specifications
• Red anodized finish with bright silver machined highlights for an aggressive, race-ready appearance
• Vortex patented tooth design for extended sprocket longevity and smooth chain engagement
• Designed for 520 size OEM replacements or suitable 520-pitch conversions

The CAT5 sprocket line from Vortex Racing is a trusted choice among performance street riders and club racers looking to reduce unsprung and rotating weight while also gaining the ability to fine-tune gear ratios. The 253 hub pattern fits a wide variety of sport and standard motorcycles — always confirm fitment for your specific application.