Recommended Pressures—Group 42

	380/85R34	380/85R34	290/90R38	290/90R38	320/85R38	320/85R38
	Single	Dual	Single	Dual	Single	Dual
Axle Load	137 Load Index	137 Load Index	138 Load Index	138 Load Index	138 Load Index	138 Load Index
kg (lb)	kPa(bar)(psi)	kPa(bar)(psi)	kPa(bar)(psi)	kPa(bar)(psi)	kPa(bar)(psi)	kPa(bar)(psi)
1814(4000)	55(0.55)(8)	40(0.4)(6)	60(0.6)(9)	40(0.4)(6)	55(0.55)(8)	40(0.4)(6)
2041(4500)	55(0.55)(8)	40(0.4)(6)	60(0.6)(9)	40(0.4)(6)	60(0.6)(9)	40(0.4)(6)
2268(5000)	55(0.55)(8)	40(0.4)(6)	90(0.90)(13)	40(0.4)(6)	80(0.80)(12)	40(0.4)(6)
2495(5500)	60(0.6)(9)	40(0.4)(6)	110(1.10)(16)	40(0.4)(6)	95(0.95)(14)	40(0.4)(6)
2721(6000)	70(0.7)(10)	40(0.4)(6)	120(1.2)(17)	40(0.4)(6)	105(1.05)(15)	40(0.4)(6)
2948(6500)	90(0.90)(13)	40(0.4)(6)	130(1.3)(19)	50(0.5)(7)	120(1.2)(17)	40(0.4)(6)
3180(7000)	90(0.90)(13)	40(0.4)(6)	145(1.45)(21)	60(0.6)(9)	125(1.25)(18)	50(0.5)(7)
3400(7500)	105(1.05)(15)	40(0.4)(6)	165(1.65)(24)	70(0.7)(10)	145(1.45)(21)	55(0.55)(8)
3630(8000)	110(1.1)(16)	55(0.55)(8)	185(1.85)(27)	75(0.75)(11)	160(1.6)(23)	70(0.7)(10)
3860(8500)	125(1.25)(18)	55(0.55)(8)	225(2.25)(33)	90(0.9)(13)	180(1.85)(26)	75(0.75)(11)
4080(9000)	130(1.3)(19)	55(0.55)(8)	260(2.6)(38)	95(0.95)(14)	200(2.0)(29)	80(0.8)(12)
4310(9500)	145(1.45)(21)	55(0.55)(8)	280(2.8)(41)	110(1.1)(16)	(230)(2.3)(34)	90(0.9)(13)
4540(10000)	150(1.5)(22)	60(0.6)(9)	310(3.1)(45)	110(1.1)(16)	250(2.5)(38)	95(0.95)(14)
4760(10500)	160(1.6)(23)	70(0.7)(10)	—	120(1.2)(17)	280(2.8)(41)	105(1.05)(15)
4990(11000)	—	80(0.8)(12)	—	125(1.25)(18)	—	110(1.1)(16)
5220(11500)	—	90(0.9)(13)	—	130(1.3)(19)	—	120(1.2)(17)
5440(12000)	—	90(0.9)(13)	—	140(1.4)(20)	—	120(1.2)(17)
5670(12500)	—	105(1.05)(15)	—	150(1.5)(22)	—	130(1.3)(19)
5900(13000)	—	110(1.1)(16)	—	160(1.6)(23)	—	140(1.4)(20)
6120(13500)	—	110(1.1)(16)	—	170(1.7)(25)	—	145(1.45)(21)
6350(14000)	—	120(1.2)(17)	—	185(1.85)(27)	—	160(1.6)(23)
6580(14500)	—	125(1.25)(18)	—	215(2.15)(31)	—	165(1.65)(24)
6800(15000)	—	130(1.3)(19)	—	230(2.3)(34)	—	180(1.8)(26)
7030(15500)	—	140(1.4)(20)	—	250(2.5)(36)	—	190(1.9)(28)
7260(16000)	—	145(1.45)(21)	—	270(2.7)(39)	—	210(2.1)(30)
7480(16500)	—	145(1.45)(21)	—	275(2.75)(40)	—	225(2.25)(33)
7950(17000)	—	150(1.5)(22)	—	290(2.9)(42)	—	250(2.5)(36)
8170(17500)	—	160(1.6)(23)	—	310(3.1)(45)	—	255(2.55)(37)
8400(18000)	—	160(1.6)(23)	—	320(3.2)(46)	—	270(2.7)(39)
8391(18500)	—	—	—	—	—	—
8618(19000)	—	—	—	—	—	—
8845(19500)	—	—	—	—	—	—
9071(20000)	—	—	—	—	—	—
9298(20500)	—	—	—	—	—	—
9525(21000)	—	—	—	—	—	—
9752(21500)	—	—	—	—	—	—