Trailer Tire Load/Inflation Chart

Maxxis trailer tires combine rugged durability and advanced construction for a smooth, comfortable ride. That’s why Maxxis is the choice of so many cargo and travel trailer manufacturers. For load/inflation info on Maxxis’ trailer tires, check out the chart below.

LOAD/INFLATION INFORMATION FOR ST METRIC TRAILER TIRES

TIRE LOAD LIMITS (LBS) AT VARIOUS COLD INFLATION PRESSURES (PSI)
FOR ST TRAILER TIRES USED IN NORMAL HIGHWAY SERVICE

Tire Size Max Speed
Rating (MPH)
Inflation Pressure - PSI
25 30 35 40 45 50 55 60 65 70 75 80
ST205/75R14 65 1170 1300 1430(B) 1530 1640 1760(C)            
ST205/75R15 65 1220 1360 1480(B) 1610 1720 1820(C) 1940 2040 2150(D)      
ST215/75R14 65 1270 1410 1520(B) 1660 1790 1870(C)            
ST225/75R15 65 1430 1600 1760(B) 1880 2020 2150(C) 2270 2380 2540(D) 2620 2720 2830(E)
ST175/80R13 65 905 1000 1100(B) 1190 1270 1360(C)            
ST185/80R13 65 990 1100 1200(B) 1300 1400 1480(C)            
ST235/80R16 65 1720 1920 2090(B) 2270 2430 2600(C) 2730 2870 3000(D) 3130 3260 3420(E)