At DMG Motorsports, we present the Vortex Steel Rear Sprocket 42T-520 in Black (452AS-42) — a direct-fit replacement built to keep your Kawasaki's drivetrain running strong, mile after mile. Vortex has built its reputation on precision-engineered sprockets for road racing and street applications, and this 520-pitch steel rear sprocket is no exception. Machined from high tensile carbon steel and finished in a durable black coating, it's engineered to resist corrosion while delivering smooth, reliable power transfer to the rear wheel. Whether you're replacing a worn OEM sprocket or upgrading your gearing setup, this Vortex sprocket is designed to fit select Kawasaki models with a clean bolt-on installation.

Features:

• High tensile carbon steel construction for maximum strength and durability
• Precision CNC machined individually to hold the tightest tolerances
• Ideal Tooth Design™ engineered for perfect chain hold and smooth release
• Maximum wear resistance to extend sprocket service life
• Black finish helps resist corrosion and complements Kawasaki black-out styling
• 42-tooth, 520-pitch configuration for reliable OEM-style gearing
• Cupped design from tooth ring to body reduces unnecessary rotating weight
• Direct bolt-on fitment for select Kawasaki Ninja, Z, ZX, and Versys models

Fitment