Vortex 454ZK-50 Rear Sprocket Pitch Aluminum Sprockets - CAT5 525 50-Tooth Black

The Vortex 454ZK-50 is a CAT5 rear sprocket engineered for high-performance motorcycle applications. Featuring a 525 pitch and 50-tooth count, this sprocket is part of Vortex Racing's patented ZK series — purpose-built for the Kawasaki ZX-10R platform across all model years.

Manufactured from 7075-T6 aluminum alloy per Vortex's proprietary specifications, this lightweight sprocket significantly reduces rotating mass compared to stock steel sprockets, resulting in improved throttle response and quicker acceleration. Every unit is 100% CNC machined in the U.S.A. for consistent precision and fit.

Key Features:

• CAT5 aluminum construction — 7075-T6 alloy for maximum strength-to-weight ratio
• 525 pitch, 50-tooth configuration for tuned final drive gearing
• Saber tooth groove design — Vortex patented profile that increases sprocket longevity
• 100% CNC machined in the USA for precise tolerances and fit
• Anodized black finish with bright silver machined accent highlights
• Integrated mud grooves help keep the sprocket cleaner during hard riding
• Each sprocket is designed directly from the original motorcycle part for a precise OEM-style fit

The Vortex 454ZK-50 is the go-to choice for riders and racers seeking a reliable, lightweight rear sprocket upgrade with proven race-bred performance credentials.