Vortex 610BZB-46 46-Tooth 520-Pitch Black Steel Rear Sprocket

The Vortex 610BZB-46 is a 46-tooth, 520-pitch steel rear sprocket finished in an electro-plated satin black coating for superior corrosion resistance. Engineered and manufactured in the USA by Vortex Racing, this sprocket is built to precise tolerances for perfect concentricity, smooth chain engagement, and long service life on both the street and track.

Key Features:

• Material: Carbon steel alloy manufactured to Vortex specifications
• Finish: Electro-plated satin black for corrosion protection
• Tooth Count: 46 teeth
• Chain Pitch: 520
• Tooth Design: Vortex patented tooth profile for increased sprocket longevity and reduced chain wear
• Construction: Cupped body design reduces weight while maintaining strength
• Hardened teeth: Induction-hardened for extended wear life without sacrificing strength
• Made in the USA

Vortex Racing steel rear sprockets are a proven choice for riders who demand durability and performance. The 520-pitch 46-tooth configuration offers a lower final drive ratio compared to stock, delivering improved low-end acceleration and throttle response. Each sprocket is manufactured to the tightest tolerances and validated through real-world race testing with professional teams worldwide.