... 400-8,400-12 etc.2.Motorcycle inner tube size:185-17,200-17,225-17,250-17,275-14, ... 13(5.60/5.90/6.00-13), 175/185-13(6.40/6.50/6.70/7.00-13 ... 165-14(5.60/5.90/6.00-14), 175/185-14(6.40/6.50/6.70-14), 195/ ... 155/165-15(5.60/5.90/6.00L15), 175/185-15(6.40/6.50/6.70/7.00L15), 195 ... .00-16), 165/175-16(6.00-16), 175/185-16(6.50/7.00-16), 195/205-16(7 ... detail inquiry. car butyl/natural rubber inner tube 175/185-14