At DMG Motorsports, we present the Vortex Front C/S Sprocket Steel 15T-525 (3660-15) — a purpose-built countershaft sprocket engineered for riders who demand precision and durability from their drivetrain components. Designed to fit the Yamaha YZF-R6, this 15-tooth, 525-pitch steel sprocket is manufactured to tight tolerances and finished to withstand the punishment of both track days and daily street riding. Whether you're chasing quicker acceleration out of corners or simply need a reliable OEM-style replacement, this Vortex sprocket delivers the strength and consistency serious riders expect.

Features:

• Precision manufactured and induction hardened to precise tolerances for long-lasting strength
• Zinc coated finish to resist corrosion and extend service life
• Drilled lightening holes to reduce rotating mass for improved acceleration
• 15-tooth, 525-pitch design engineered for optimal gearing performance
• Fits Yamaha YZF-R6 models (2006-2020)
• Lightweight steel construction suited for both track and street use
• Manufacturer part number 3660-15 for easy fitment confirmation

Fitment