Vortex 414ZK-50 CAT5 Aluminum 420-Pitch 50-Tooth Black Rear Sprocket

The Vortex 414ZK-50 is a 50-tooth, 420-pitch CAT5 aluminum rear sprocket finished in a durable black hardcoat anodize. Engineered for small-displacement motorcycles and mini-bikes running a 420-pitch drive chain, this sprocket delivers a performance-focused upgrade over heavier stock steel units.

Manufactured 100% in the USA via CNC machining, the 414ZK-50 is produced from a specially formulated aluminum alloy developed to Vortex's own material specifications. The result is a lightweight sprocket that reduces rotating mass — improving throttle response and overall drivetrain efficiency. The black hardcoat anodized surface provides excellent corrosion resistance and long-term wear protection.

Key Features:

• Chain Pitch: 420
• Tooth Count: 50T
• Material: CAT5 lightweight aluminum alloy per Vortex specifications
• Finish: Black hardcoat anodized for corrosion resistance
• Manufacturing: 100% CNC machined in the USA
• Vortex patented tooth geometry for extended sprocket longevity
• Lightening pockets reduce rotating mass for improved throttle response

The Vortex 414ZK-50 is the ideal choice for riders seeking a lightweight, race-quality rear sprocket upgrade on 420-pitch chain applications. Vortex's patented sprocket design sets it apart from conventional aftermarket options and makes it a trusted choice among racers and performance street riders alike.