Mitsuboshi Belts are chosen by most OEM vehicle manufacturers, due to extremely high quality standards Precision profile insures smooth engagement and disengagement for performance and reduce noise High heat resistant rubber compound to insure long life Fabric designed (e.g. Low COF) to increase strength and assist smooth engagement and disengagement properties for performance and reduce the noise. Specific cord type and treatment designed to increase belt strength and longevity Accurately controlled manufacturing process which results yield industry leading product consistency Wear, Overload, Bending Fatigue characteristics, that are industry leading