Vortex 165ZK-46 CAT5 Rear Sprocket 530 Chain 46-Tooth Black Aluminum

The Vortex 165ZK-46 is a CAT5 series rear sprocket featuring 46 teeth and designed for use with 530-pitch chain. Precision-engineered for sport and performance motorcycles, this sprocket is 100% CNC manufactured in the USA from a specially formulated aluminum alloy developed to Vortex's exacting standards.

Key Features:

• CAT5 Lightweight Aluminum Construction — Reduces rotating mass for improved throttle response and acceleration
• 100% CNC Manufactured in the USA — Machined to precise tolerances for concentricity and reliable fitment
• Specially Formulated Alloy — Aluminum alloy developed per Vortex specifications for optimal strength-to-weight ratio
• Saber Tooth Groove Design — Vortex's patented tooth profile extends sprocket service life and resists wear
• Color Anodized Finish (Black) — Anodizing applied to the body while leaving sweeps, mud grooves, and teeth in natural silver for a striking two-tone appearance
• 530 Chain Pitch — Compatible with standard 530-pitch drive chains
• 46-Tooth Rear Sprocket — Increases final drive ratio for improved low-end torque and acceleration compared to smaller rear sprockets

The Vortex CAT5 rear sprocket line is a popular upgrade for sport bike riders seeking a lightweight, race-proven alternative to heavier OEM steel sprockets. The reduced rotating mass helps put more power to the pavement, while the durable CNC construction ensures long service life in both street and track applications.