Vortex 253ZB-37 Steel Rear Sprocket 37-Tooth Black

The Vortex 253ZB-37 is a 37-tooth steel rear sprocket finished in an electro-plated satin black coating for lasting corrosion resistance. Engineered for motorcycle applications, this sprocket is manufactured to exacting tolerances using a carbon steel alloy formulated to Vortex's own specifications, delivering proven strength and durability on both the street and track.

Vortex's patented tooth profile is a key differentiator — the unique tooth geometry extends sprocket life by reducing wear and promoting smooth chain engagement throughout the sprocket's service life. Each unit is precision-manufactured to ensure proper concentricity for quiet, vibration-free operation.

Key Features:

• 37-tooth rear sprocket for fine-tuning gear ratios
• Carbon steel alloy construction per Vortex specifications
• Electro-plated satin black finish for corrosion protection
• Vortex patented tooth design for increased longevity
• Precision-manufactured for concentric fit and quiet operation

Whether you're optimizing for acceleration, top-end speed, or replacing worn OEM gearing, the Vortex 253ZB-37 delivers the reliability and performance Vortex Racing is known for. Always replace the front sprocket and chain at the same time for best results.