Vortex 110BZB-42 42-Tooth Black Steel Rear Sprocket

The Vortex 110BZB-42 is a 42-tooth black steel rear sprocket engineered for performance motorcycle applications. Manufactured by Vortex Racing — a U.S.-based company with over 15 years of motorsport heritage — this sprocket is built to the exacting tolerances demanded by competitive riders and everyday enthusiasts alike.

Constructed from a carbon steel alloy formulated to Vortex's own specifications, the 110BZB-42 features an electro-plated satin black finish for corrosion resistance and a clean, aggressive appearance. Vortex's patented tooth geometry is designed to minimize wear and extend service life beyond standard replacement sprockets.

Key Features:

• 42 teeth — direct-replacement tooth count for a wide range of sport and performance motorcycles
• Carbon steel alloy construction per Vortex specifications for strength and durability
• Satin black electro-plated finish for corrosion resistance
• Patented tooth design engineered to increase sprocket longevity
• 100% CNC manufactured in the U.S.A. to tight tolerances
• Compatible with standard motorcycle chain pitches — verify fitment for your specific application

Vortex Racing rear sprockets are the choice of professional race teams competing in Motocross, Supercross, Road Racing, and Flat Track disciplines. The 110BZB-42 delivers that same race-proven quality in a bolt-on replacement suitable for street and track use.