Vortex 526AZK-49 CAT5 Rear Aluminum Sprocket 520 Pitch 49T Black

The Vortex 526AZK-49 CAT5 Rear Aluminum Sprocket is a lightweight, race-proven 520-pitch rear sprocket machined from a specially formulated aluminum alloy and finished in a striking black anodize. Designed for riders who demand precision and performance, this 49-tooth sprocket is a direct upgrade over heavier OEM steel units, reducing rotating mass for improved throttle response and acceleration.

Key Features:

• 520 Pitch — Fits standard 520 chain applications
• 49 Teeth — Optimized for low-end pull and acceleration
• 7075 Aluminum Construction — Specially formulated alloy per Vortex specifications for maximum strength-to-weight ratio
• 100% CNC Machined in the U.S.A. — Manufactured to the tightest tolerances for precise fitment and consistent performance
• Saber Tooth Groove Design — Vortex's patented unique tooth profile increases sprocket longevity and chain engagement
• Black Anodized Finish with Silver Highlights — Color anodizing applied before CNC machining; sweeps, mud grooves, and teeth retain bright silver machine-cut contrast
• Reduced Rotating Mass — Significantly lighter than OEM steel sprockets, contributing to improved acceleration and handling feel

The Vortex CAT5 series is trusted by professional racing teams worldwide and is a direct bolt-on replacement sprocket for compatible motorcycles. Pair with a Vortex front sprocket and chain for a complete drivetrain upgrade.