Vortex 780ZK-43 VTX Aluminum Rear Sprocket 43T

The Vortex 780ZK-43 is a 43-tooth VTX Series aluminum rear sprocket designed as a direct OEM replacement or performance upgrade for compatible motorcycles. Machined from lightweight, high-strength aluminum alloy, this sprocket delivers a significant weight reduction over stock steel sprockets without sacrificing durability or performance.

Key Features:

• 43-tooth rear sprocket for precise gear ratio tuning
• CNC-machined from high-strength 7075 aluminum alloy for maximum strength-to-weight ratio
• Lightweight construction reduces unsprung rotating mass for improved throttle response and acceleration
• Hard-anodized finish for corrosion resistance and extended service life
• Precision-cut teeth for smooth, consistent chain engagement
• Direct bolt-on fitment — no modifications required
• Manufactured to OEM tolerances for reliable, long-lasting performance

Vortex Racing is a trusted name in performance drivetrain components, and the 780ZK series sprockets are engineered to meet the demands of both street and track riding. The 43-tooth configuration allows riders to fine-tune acceleration and top-end performance to suit their riding style and application.