Vortex 512ZB-55 Steel Rear Sprocket Pitch Sprockets - 520 55-Tooth Black

The Vortex 512ZB-55 is a 55-tooth steel rear drive sprocket designed for 520-pitch chain applications. Built to Vortex's exacting race-proven standards, this sprocket is precision-manufactured from high-quality carbon steel and finished with a durable black electroplated coating that resists corrosion and looks great on the bike.

Key Features:

• Chain Pitch: 520
• Tooth Count: 55 teeth
• Material: Carbon steel construction for strength and durability
• Finish: Black electroplated satin finish for corrosion resistance
• Teeth Hardening: Induction-hardened teeth for extended wear life without sacrificing strength
• Precision Manufactured: CNC machined to the tightest tolerances in the industry
• Profile: Cupped-down tooth design for optimized chain engagement and smooth power transfer

Vortex steel rear sprockets offer an excellent balance of durability and performance, making them a popular choice for street riders and racers who demand reliability mile after mile. The black electroplated finish provides a clean, aggressive look while protecting against the elements.