A wide selection of replacement primary drive belts to fit most belt drive units on the market today. All belts, whether HTD Rubber belts or HTD Poly Chain belts, are manufactured by the Gates Rubber Company. All replacement belts are listed showing their pitch, construction, width, number of teeth, and their most common applications.
1 1/2"-wide, 78-teeth. Replaces #38078 belt for all Big Twin applications with a 24/37-tooth pulley combination using the Primo idler system