Vortex 611ZK-40 Steel Rear Sprocket 40-Tooth Black

The Vortex 611ZK-40 is a 40-tooth steel rear sprocket built to Vortex Racing's exacting standards for street and performance motorcycle applications. Manufactured from a carbon steel alloy to Vortex's proprietary specifications, this sprocket delivers the durability and longevity demanded by performance riders.

Key Features:

• 40-Tooth rear sprocket for precise gear ratio tuning
• Carbon steel alloy construction per Vortex specifications for superior strength and wear resistance
• Black finish — electro-plated satin black to resist corrosion
• 100% CNC manufactured in the USA for tight tolerances and consistent quality
• Vortex patented unique tooth design increases sprocket longevity
• Direct bolt-on replacement — no modifications required

Vortex Racing rear sprockets are a trusted choice among street and track riders looking to replace worn OEM hardware or fine-tune their final drive ratio for improved acceleration and overall performance.