Scooter Drive Belts MITSUBOSHI JAPAN. MITSUBOSHI manufactures belts for almost all scooter companies such as PIAGGIO, SYM, KYMCO, YAMAHA, SUZUKI, APRILIA. MITSUBOSHI belts – simple, reinforced, or double – are made from rubber with layers of linen and reinforced with Kevlar, with great resistance to stress and longevity.