Brand Triangle Part No. 1015D050580 Model TRD05 Size 12R22.5 Weight (lbs) 134 Bias / Radial radial Ply Rating 18PR TT / TL / Solid / Foam Filled TL Max Load (lbs) 7826 Max Dual Load (lbs) 6610 Load Index / Speed Symbol 152/149K Inflation Pressure (psi) 135 Tread Depth (32nd) 29 Overall Diameter (in) 42.7 Overall Width (in) 11.80