V-Belt CVT Variable Drive Belt Standard 748 18 28 Fits Aprilia Scarabeo 50 Street, Aprilia SR50 Series KYMCO Agility 50, KYMCO Cobra Cross 50 V-Belts are made for high mileage and reliability. Oil and heat resistant Save time and money, go for quality. BELT SIZE: 748.18. 28 Package Includes: 1 x 748 18 28 Standard Belt.