18.4-38 Agricultural Tires
| TIRE SIZE | PATTERN | STANDARD RIM | PLY RATING | PRESSURE (Kpa) | INFLATED SIZE (mm) | |
| Section width | Overall diameter | |||||
| 4.00-12 | R-1 | 3.00D | 4 | 240 | 112 | 535 |
| 5.00-12 | R-1 | 4.00E | 4 | 200 | 145 | 590 |
| 5.50-17 | R-1 | 4.50E | 4/6 | 250 | 150 | 720 |
| 6.00-12 | R-1 | 4.50E | 4/6 | 180 | 165 | 640 |
| 6.00-14 | R-1 | 4.50E | 4/6 | 250 | 165 | 690 |
| 6.00-16 | R-1 | 4.50E | 4/6 | 250 | 165 | 745 |
| 6.50-16 | R-1 | 4.50E | 6/8 | 250 | 180 | 765 |
| 7.50-16 | R-1 | 5.50F | 6/8 | 210 | 205 | 810 |
| 7.50-20 | R-1 | 5.50F | 6/8 | 210 | 205 | 910 |
| 8.3-20 | R-1 | W7 | 4/6/8 | 240 | 210 | 895 |
| 8.3-22 | R-1 | W7 | 4/6/8 | 240 | 210 | 995 |
| 8.3-24 | R-1 | W7 | 4/6/8 | 240 | 210 | 995 |
| 9.50-16 | R-1 | W8 | 6/8 | 325 | 250 | 860 |
| 9.5-20 | R-1 | W8 | 4/6/8 | 210 | 240 | 950 |
| 9.5-24 | R-1 | W8 | 4/6/8 | 210 | 240 | 1050 |
| 11.2-24 | R-1 | W10 | 6/8/10 | 240 | 285 | 1105 |
| 11.2-28 | R-1 | W10 | 4/6/8 | 180 | 285 | 1205 |
| 11.2-38 | R-1 | 10.00 | 4/6 | 120 | 284 | 1459 |
| 12.4-24 | R-1 | W11 | 4/6/8 | 230 | 315 | 1160 |
| 12.4-28 | R-1 | W11 | 4/6/8 | 230 | 315 | 1260 |
| 12-38 | R-1 | W11 | 4/6/8 | 230 | 315 | 1515 |
| 13.6-24 | R-1 | W12 | 4/6/8/10 | 200 | 345 | 1210 |
| 13.6-26 | R-1 | W12 | 4/6/8/10 | 200 | 345 | 1310 |
| 13.6-28 | R-1 | W12 | 4/6/8/10 | 200 | 345 | 1410 |
| 13.6-38 | R-1 | W12 | 4/6/8/10 | 200 | 345 | 1565 |
| 14.9-24 | R-1 | W13 | 6/8/10 | 180 | 378 | 1265 |
| 14.9-28 | R-1 | W13 | 6/8/10 | 230 | 378 | 1365 |
| 15-24 | R-1 | DW14 | 10 | 280 | 410 | 1330 |
| 16.9-28 | R-1 | W15L | 6/8/10 | 200 | 430 | 1435 |
| 16.9-24 | R-1 | W15L | 6/8/10 | 200 | 430 | 1405 |
| 16.9-30 | R-1 | W15L | 6/8/10 | 200 | 430 | 1485 |
| 14/15.5-38 | R-1 | W10 | 4/6/8 | 250 | 285 | 1448 |
| 11/12-38 | R-1 | W14L | 6/8/10 | 230 | 395 | 1570 |
| 18.4-30 | R-1 | W16L | 6/8/10/12 | 180 | 467 | 1550 |
| 18.4-34 | R-1 | W16L | 6/10/12/14 | 180 | 467 | 1655 |
| 18.4-38 | R-1 | W16L | 6/8/10/12 | 180 | 467 | 1755 |