OTR tire sizes E4 pattern: 40.00-57 37.00-57 36.00-51 33.00-51 30.00-51 27.00-49 24.00-35 21.00-35 18.00-33 14.00-24 Etc... Our company could supply many kinds of tire with high quality and low price, if you are interested with our products, welcome to contact us!