Vortex 165-43 520-Pitch Steel Rear Sprocket 43-Tooth

The Vortex 165-43 is a 43-tooth, 520-pitch steel rear sprocket engineered for motorcycle road racing, motocross, supercross, and street performance applications. Built to Vortex Racing's exacting standards, this sprocket delivers the durability and precision that professional race teams and serious enthusiasts demand.

Key Features:

• 43-Tooth, 520-Pitch — direct-fit rear sprocket matching OEM or conversion chain setups
• Carbon steel alloy construction machined to tight tolerances for long service life
• Corrosion-resistant finish — silver anodized or electro-plated satin black to resist rust and oxidation
• Patented Vortex tooth profile — unique tooth geometry engineered to reduce wear and extend sprocket longevity
• CNC manufactured in the USA to precise specifications

Steel sprockets offer outstanding durability and are the preferred choice for street riders and those seeking a long-lasting, low-maintenance drivetrain upgrade. Vortex recommends cleaning the chain and sprocket every 300–600 miles on street bikes to maximize component life. Always replace the front sprocket, rear sprocket, and chain as a matched set when changing pitch.