Vortex 190ZR-37 Steel Rear Sprocket 37-Tooth

The Vortex 190ZR-37 is a 37-tooth steel rear sprocket engineered for high-performance street and track applications. Built to Vortex's exacting standards, this sprocket delivers reliable power transfer and long service life in a precisely manufactured package.

Key Features:

• 37-Tooth Configuration — allows riders to fine-tune final drive gearing for improved acceleration or top-end speed balance
• Steel Construction — laser-cut steel provides excellent durability and tensile strength for demanding riding conditions
• Vortex Patented Tooth Design — unique tooth profile reduces wear and increases sprocket longevity compared to conventional designs
• CNC Manufactured — precision machined in the U.S.A. to tight tolerances for proper chain engagement and concentricity
• Specially Formulated Alloy — material grade selected per Vortex specifications for optimal strength-to-weight performance
• Direct Replacement or Gearing Upgrade — suitable as an OEM-style replacement or as part of a gearing modification

Vortex Racing has been producing top-quality drivetrain components for over 15 years, trusted by professional racers and everyday riders alike. The 190ZR-37 rear sprocket is part of Vortex's broad rear sprocket lineup, designed to deliver consistent, race-proven performance.