Size Ply Rating Pattern depth   Standard rim    Speed level      Load index  Load capacity мм Single Dual single Dual 11R22.5 16 21.5 8.25 K 146 143 3000 2725 12R22.5 16 22.0 9.00 K 150 147 3350 3075 12R22.5 16 22.0 9.00 K 152 149 3550 3250