Latest 31+ 33 20 Tires. The circumference is 103.6 and they have 611 revolutions per mile. Find our selection of 33/12.5r20 tires here. Works with motorcycle tires, car tires.all. 16 140 просмотров 16 тыс. 33 20 Tires - 33 12 5 20 Bfgoodrich All Terrain T A Ko2 Tires On Sale In our huge selection, you'll easily find tires that feature the exact specifications you need, including 33x12.