DIRT BIKE

Part Description: OEM replacement and oversized options for a clean, factory-style appearance with upgraded materials and treatments Designed for riders who prefer a traditional rotor profile with updated engineering for improved braking performance Made from 420 high-carbon virgin stainless steel for superior hardness, wear resistance, and corrosion protection All rotors are heat-treated for long-term durability and consistent thermal stability Precision laser-cut and double-disc ground for perfect flatness, quiet operation, and vibration-free braking

Part Description: RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws Meets AMA and FIM sound requirements QuietCore 94 dB insert included Made in the U.S.A.