6-17 Section 6 - Specifications
Tire Load and Inflation Tables
Tire Load and Inflation Tables
Use the following chart and guidelines to determine the proper inflation pressure for tires on a given axle.. Divide the axle weight by the number of tires on an axle to determine the load to be carried by each tire..
U..S.. Measure
Inflation | 6 | 9 | 12 | 15 | 17 | 20 | 23 | |
Pressure (PSI) | ||||||||
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20..8 R42 |
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Singles - lbs.. | 3740 | 4800 | 5680 | - | - | 7600 | - | |
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Duals - lbs.. | 3290 | 4220 | 5000 | - | - | 6690 | - | |
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Triples - lbs.. | 3070 | 3720 | 4660 | - | - | 6230 | - | |
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520/85 R46 |
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Singles - lbs.. | 4080 | 4940 | 5680 | 6600 | 7400 | 8250 | 9100 | |
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Duals - lbs.. | 3590 | 4350 | 5000 | 5810 | 6410 | 7260 | 8010 | |
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Triples - lbs.. | 3350 | 4050 | 4660 | 5410 | 6070 | 6770 | 7460 | |
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620/70 R42 |
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Singles - lbs.. | 4540 | 5360 | 6400 | 7150 | 8050 | 9100 | 9900 | |
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Duals - lbs.. | 4000 | 4720 | 5630 | 6290 | 7980 | 8010 | 8710 | |
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Triples - lbs.. | 3720 | 4400 | 5250 | 5860 | 6600 | 7460 | 8120 | |
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650/65 R42 |
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Singles - lbs.. | 4400 | 5360 | 6150 | 7150 | 8050 | 8800 | 9350 | |
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Duals - lbs.. | 3870 | 4720 | 5410 | 6290 | 7080 | 7740 | 8230 | |
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Triples - lbs.. | 3610 | 4400 | 5040 | 5860 | 6600 | 7220 | 7670 | |
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650/85 R38 |
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Singles - lbs.. | - | - | - | - | - | - | - | |
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Duals - lbs.. | - | - | - | - | - | - | - | |
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Triples - lbs.. | - | - | - | - | - | - | - | |
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710/70 R38 |
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Singles - lbs.. | 5360 | 6400 | 7400 | 8550 | 9650 | 10700 | 11700 | |
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Duals - lbs.. | 4720 | 5630 | 6510 | 7520 | 8490 | 9420 | 10300 | |
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Triples - lbs.. | 4400 | 5250 | 6070 | 7010 | 7910 | 8770 | 9590 | |
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710/70 R42 |
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Singles - lbs.. | 5520 | 6600 | 7850 | 8800 | 9900 | 11000 | 12300 | |
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Duals - lbs.. | 4860 | 5810 | 6910 | 7740 | 8710 | 9680 | 10820 | |
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Triples - lbs.. | 4530 | 5410 | 6640 | 7720 | 8120 | 9020 | 10090 | |
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800/70 R38 |
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Singles - lbs.. | 6400 | 7600 | 9100 | 10200 | 11700 | 12800 | 14300 | |
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Duals - lbs.. | 5630 | 6690 | 8010 | 8980 | 10300 | 11260 | 12580 | |
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Triples - lbs.. | 5250 | 6230 | 7460 | 8360 | 9590 | 10500 | - | |
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850/60 R38 |
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Singles - lbs.. | - | - | - | - | - | - | - | |
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Duals - lbs.. | - | - | - | - | - | - | - | |
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900/50 R42 |
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Singles - lbs.. | 5680 | 6800 | 7850 | 9100 | 10200 | 11400 | 12300 | |
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Duals - lbs.. | 5000 | 5980 | 6910 | 8010 | 8980 | 10030 | 10820 | |
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