Vortex 347ZK-47 Black 47-Tooth CAT5 Aluminum Rear Sprocket

The Vortex 347ZK-47 is a 47-tooth black anodized CAT5 aluminum rear sprocket built to Vortex Racing's exacting standards. Engineered for performance motorcycle applications, this sprocket delivers a winning combination of lightweight construction and race-proven durability.

Key Features:

• CAT5 Aluminum Construction: Lightweight racing-grade aluminum alloy, specially formulated to Vortex specifications, reduces rotating mass for improved throttle response
• 100% CNC Manufactured in the USA: Precision machined to tight tolerances ensuring concentricity and consistent performance
• Black Hard-Coat Anodized Finish: Electro-plated satin black finish resists corrosion and provides long-lasting good looks
• Patented Tooth Design: Vortex's unique, patented tooth profile extends sprocket service life compared to conventional designs
• Lightening Holes: Strategically placed lightening holes further reduce rotating mass and unsprung weight
• 47-Tooth Rear Sprocket: Higher tooth count compared to stock provides improved low-end torque and acceleration

Vortex Racing has been manufacturing top-quality motorcycle racing components for motocross, supercross, road racing, flat track, and minibikes for over 15 years. Each component is tested on the track with direct feedback from professional race teams worldwide, making Vortex sprockets the trusted choice for racers and enthusiasts alike.