Vortex 528ZK-43 Chain and Sprocket Kit Pitch - 528 43-Tooth Rear

The Vortex 528ZK-43 is a complete chain and sprocket kit designed for high-performance motorcycle applications running a 528-pitch drivetrain with a 43-tooth rear sprocket. Built by Vortex Racing — a U.S.-based manufacturer with a proven track record in professional road racing, Supercross, and Motocross — this kit delivers precision-engineered components manufactured to the tightest tolerances in the industry.

Kit Includes:

• One (1) 528-pitch steel countershaft (front) sprocket
• One (1) 528-pitch 43-tooth rear sprocket
• One (1) premium 528 X-ring drive chain with rivet-type master link

Key Features:

• High-carbon steel construction — case-hardened teeth for maximum strength and extended service life
• Laser-cut rear sprocket — electroplated satin black finish for corrosion resistance
• Drilled lightening holes on most applications to reduce rotating mass
• X-ring (Tri-Glide) chain seal — proprietary design providing three pockets of lubrication, reducing heat and friction while increasing wear life up to 10× over standard O-ring chains
• Rivet-type master link included for a secure, reliable connection

Vortex components are tested on the track with direct feedback from top professional race teams worldwide, making the 528ZK-43 a trusted choice for riders seeking OEM-quality replacement gearing or a performance-tuned drive system upgrade.