Rim Size Ply Rating Load Index Speed Symbols Standard Rim Standard Load (kg) Standard Load (lbs) Max Pressure (kPa) Max Pressure (psi) 15 265/70R15 OWL   112 T 8J 1120 2469 300 44 265/75R15 OWL   112 Q 7 1/2J 1120 2469 300 44 30X9.50R15LT OWL 6PR 104 Q 7 1/2J 900 1985 350 51 31X10.50R15LT OWL 6PR 109 Q 8 1/2J 1030 2270 350 51 33X12.50R15LT OWL 6PR 108 Q 10J 1000 2205 250 36 35X12.50R15LT 6PR 113 Q 10J 1150 2535 250 35 LT215/75R15 OWL 6PR 100/97 Q 6J D730 S800 D1610 S1765 350 51 LT235/75R15 OWL 6PR 104/101 Q 6 1/2J D825 S900 D1820 S1985 350 51 16 LT245/75R16 OWL 10PR 120/116 Q 7J D1260 S1380 D2778 S3042 550 80 LT255/70R16 OWL 8PR 115/112 Q 7 1/2J D1120 S1215 D2470 S2680 450 65 LT265/70R16 OWL 6PR 110/107 Q 8J D975 S1060 D2150 S2335 350 51 LT265/75R16 OWL 8PR 119/116 Q 7 1/2J D1250 S1360 D2755 S3000 450 65 LT265/75R16 OWL 10PR 123/120 Q 7 1/2J D1400 S1550 D3085 S3415 550 80 LT285/75R16 OWL 10PR 126/123 Q 8J D1550 S1700 D3415 S3750 550 80 LT305/70R16 OWL 10PR 124/121 Q 9J D1450 S1600 D3195 S3525 450 65 LT315/75R16 OWL 10PR 127/124 Q 8 1/2J D1600 S1750 D3525 S3860 450 65 LT375/65R16 8PR 126/123 Q 11J D1550 S1700 D3415 S3750 350 50 17 33X12.50R17LT 10PR 120 Q 10J 1400 3085 450 65 35X12.50R17LT OWL 10PR 121 Q 10J 1450 3195 450 65 37X12.50R17LT 8PR 124 Q 10J 1600 3525 350 50 37X13.50R17LT 10PR 121 Q 11J 1450 3195 450 65 40X13.50R17LT 6PR 121 Q 11J 1450 3195 250 35 LT235/80R17 OWL 10PR 120/117 Q 6 1/2J D1285 S1400 D2835 S3085 550 80 LT265/65R17 OWL 10PR 120/117 Q 8J D1285 S1400 D2835 S3085 550 80 LT265/70R17 OWL 10PR 121/118 Q 8J D1320 S1450 D2910 S3195 550 80 LT285/70R17 OWL 10PR 121/118 Q 8 1/2J D1320 S1450 D2910 S3195 550 80 LT295/70R17 10PR 121/118 Q 8 1/2J D1320 S1450 D2910 S3195 550 80 LT305/65R17 10PR 121/118 Q 9J D1320 S1450 D2910 S3195 450 65 LT305/70R17 OWL 8PR 119/116 Q 9J D1250 S1360 D2755 S3000 350 51 LT315/70R17 10PR 121/118 Q 9 1/2J D1320 S1450 D2910 S3195 450 65 18 33X12.50R18LT OWL 10PR 118 Q 10J 1320 2910 450 65 33X12.50R18LT OWL 12PR 122 Q 10J 1500 3305 550 80 35X12.50R18LT OWL 10PR 123 Q 10J 1550 3415 450 65 35X12.50R18LT OWL 12PR 128 Q 10J 1800 3970 550 80 37X13.50R18LT 8PR 124 Q 11J 1600 3525 350 50 LT265/60R18 OWL 10PR 119/116 Q 8J D1250 S1360 D2755 S3000 550 80 LT275/70R18 8PR 121/118 Q 8J D1320 S1450 D2910 S3195 450 65 LT275/70R18 OWL 10PR 125/122 Q 8J D1500 S1650 D3305 S3640 550 80 LT295/70R18 10PR 129/126 Q 8 1/2J D1700 S1850 D3750 S4080 550 80 LT305/60R18 10PR 121/118 Q 9J D1320 S1450 D2910 S3195 450 65 LT305/70R18 10PR 126/123 Q 9J D1550 S1700 D3415 S3750 450 65 20 33X12.50R20LT OWL 10PR 114 Q 10J 1180 2600 450 65 33X12.50R20LT OWL 12PR 119 Q 10J 1360 3000 550 80 36X15.50R20LT 10PR 126 Q 12 1/2J 1700 3750 450 65 37X13.50R20LT 10PR 127 Q 11J 1750 3860 450 65 35X12.50R20LT OWL 10PR 121 Q 10J 1450 3195 450 65 35X12.50R20LT OWL 12PR 125 Q 10J 1650 3640 550 80 38X15.50R20LT OWL 8PR 125 Q 12 1/2J 1650 3640 350 51 40X14.50R20LT 8PR 128 Q 11 1/2J 1800 3970 350 50 LT285/55R20 OWL 10PR 122/119 Q 9J D1360 S1500 D3000 S3305 550 80 LT285/65R20 OWL 10PR 127/124 Q 8 1/2J D1600 S1750 D3525 S3860 550 80 LT295/60R20 10PR 126/123 Q 8 1/2J D1550 S1700 D3415 S3750 550 80 LT305/55R20 10PR 121/118 Q 9 1/2J D1320 S1450 D2910 S3195 450 65 22 33X12.50R22LT 10PR 109 Q 10J 1030 2270 450 65 33X12.50R22LT 12PR 114 Q 10J 1180 2600 550 80 35X12.50R22LT OWL 10PR 117 Q 10J 1285 2835 450 65 35X12.50R22LT OWL 12PR 121 Q 10J 1450 3195 550 80 37X13.50R22LT 10PR 123 Q 11J 1550 3415 450 65 37X13.50R22LT 12PR 128 Q 11J 1800 3970 550 80 24 37X13.50R24LT 10PR 120 Q 11J 1400 3085 450 65 26 37X13.50R26LT 10PR 114 Q 11J 1180 2600 450 65