Heavy-duty OTR Tires are designed to hold up under the most demanding conditions.Tire Size Ply Rating O.D. Section Width Tread Width Tread Depth Tread Type 11L-15 12 31.9 11.4 9.7 16/32 Rib 11L-16 12 23.3 11.1 9.7 16/32 Rib 17.5L-24 12 49.6 18.2 15.8 34/32 R-4 19.5L-24 14 52.3 20.2 18.8 37/32 R-4
