Vortex 313ZB-43 Black Steel 43-Tooth Rear Sprocket

The Vortex 313ZB-43 is a 43-tooth steel rear sprocket featuring Vortex's signature satin black electroplated finish for corrosion resistance. Engineered to exacting tolerances, this sprocket is a direct replacement designed to deliver reliable power transfer and long service life for street and performance riding applications.

Key Features:

• 43-Tooth rear sprocket for precise gear ratio tuning
• Carbon steel alloy construction per Vortex specifications for strength and durability
• Electroplated satin black finish resists corrosion and wear
• Hardened teeth engineered to maintain performance over extended mileage
• Cupped body design reduces weight without sacrificing structural integrity
• Vortex patented tooth profile promotes smooth chain engagement and increased sprocket longevity
• Intended for use with stock chain pitch (unless otherwise noted)

The Vortex 313ZB-43 is part of Vortex Racing's extensive rear sprocket lineup, trusted by street riders and racers alike for consistent performance, precise fitment, and long-lasting durability. Always replace the front sprocket and chain at the same time for optimal drivetrain life.