Vortex 3258-15 Front Steel Countershaft Sprocket 520 Chain 15-Tooth

The Vortex 3258-15 is a front countershaft sprocket engineered for high-performance motorcycle applications. Designed as a 520 chain conversion sprocket with a 15-tooth count, it is manufactured from high-carbon steel for maximum strength and long service life under demanding riding conditions.

Key Features:

• 15-Tooth / 520 Chain Pitch — Ideal for 520 chain conversion setups, reducing rotating mass for improved performance
• High-Carbon Steel Construction — Delivers superior strength and resistance to wear compared to standard sprockets
• Drilled Lightening Holes — Strategically placed to reduce rotating mass without sacrificing structural integrity
• Induction Hardened — Surface hardening process reduces wear and extends service life
• Special Nickel Plating — Vortex's proprietary nickel plating protects against corrosion and environmental exposure
• Precision Tolerances — Manufactured to tight tolerances to ensure proper concentricity and smooth, quiet chain engagement
• Front / Countershaft Position — Direct-fit front drive sprocket replacement

The Vortex 3258-15 is a precision-crafted front sprocket built to the exacting standards that Vortex Racing is known for in the motorcycle powersports industry. Whether used for street performance or track day use, this sprocket delivers reliable power transfer and consistent chain engagement.