Vortex 151ZK-31 Steel Front Sprocket 31-Tooth

The Vortex 151ZK-31 is a 31-tooth steel front sprocket engineered to Vortex's exacting motorsport standards. Built from high-carbon steel and induction-hardened to reduce surface wear, this front sprocket delivers the strength and precision demanded by serious riders across motocross, supercross, road racing, and flat track applications.

Key Features:

• High-carbon steel construction for maximum strength and durability
• Induction hardened surface to minimize wear and extend service life
• Special Vortex nickel plating provides excellent corrosion resistance
• Precision-manufactured to tight tolerances ensuring true concentricity for smooth, quiet operation
• Unique Vortex patented tooth design increases sprocket longevity compared to standard profiles
• 31-tooth count for specific gearing ratio tuning

Vortex Racing is a U.S.-based manufacturer with over 15 years of experience producing top-quality motorcycle racing components. Every sprocket is tested with feedback from professional race teams worldwide, making Vortex a trusted choice for both track and street riders looking to replace OEM gearing or optimize performance.