SECTION 1 –
INTRODUCTION
1-16
NOTE: There are no adjustments to the loads and pressures in the above table for lower speeds or stationary service.
NOTE: Minimum inflation pressures for IF agricultural tires used as singles = 12 psi.
TIRE LOAD LIMITS (LBS) AT VARIOUS COLD INFLATION PRESSURES (PSI)
Inflation (psi)
6
9
12
15
17
20
23
26
29
650/65R38
Alliance
N/A
N/A
5,880
N/A
7,440
N/A
8,810
N/A
10,040
IF380/90R46
Alliance
N/A
N/A
4,270
N/A
5,460
6,170
6,720
N/A
7,310
IF480/80R50
Alliance
N/A
N/A
5,810
6,520
7,310
8,260
9,030
9,520
9,780
650/65R38
Firestone
4,180
5,080
5,840
6,800
7,600
8,250
9,100
9,650
9,900
VF380/105R50
Firestone
4,680
5,520
6,400
7,400
8,250
9,350
10,200
10,700
11,400
320/90R50
Goodyear
N/A
2,760
3,200
3,640
4,080
4,540
4,940
5,200
5,520
380/90R46
Goodyear
N/A
3,300
3,860
4,400
5,080
5,520
6,150
6,400
6,800
IF320/105R54
Goodyear
N/A
N/A
4,540
5,080
5,840
6,400
7,150
7,400
7,850
IF380/105R50
Goodyear
N/A
N/A
5,520
6,400
7,150
8,050
8,800
9,100
9,650
IF520/85R42
Goodyear
N/A
N/A
6,950
7,850
8,800
9,900
10,700
11,400
11,700
480/80R42
Goodyear
N/A
4,080
4,800
5,520
6,150
6,950
7,600
8,050
8,250
VF380/90R46
Michelin
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
VF420/95R50
Michelin
N/A
N/A
N/A
N/A
N/A
N/A
N/A
11,350
11,830
VF480/80R50
Michelin
5,200
6,240
7,290
7,330
9,370
10,530
11,680
N/A
N/A
TIRE LOAD LIMITS (LBS) AT VARIOUS COLD INFLATION PRESSURES (PSI) - CONTINUED
Inflation (psi)
35
41
46
52
58
64
70
75
650/65R38
Alliance
11,170
12,220
13,220
N/A
N/A
N/A
N/A
N/A
IF380/90R46
Alliance
7,780
8,520
9,270
9,780
10,330
11,230
N/A
N/A
IF480/80R50
Alliance
10,620
N/A
N/A
N/A
N/A
N/A
N/A
N/A
650/65R38
Firestone
10,700
11,700
N/A
N/A
N/A
N/A
N/A
N/A
VF380/105R50
Firestone
12,000
13,200
13,900
15,200
15,700
17,100
N/A
N/A
320/90R50
Goodyear
5,840
6,400
6,950
7,400
7,850
8,550
9,100
9,650
380/90R46
Goodyear
7,150
7,850
8,550
9,100
9,650
10,500
11,400
12,000
IF320/105R54
Goodyear
8,250
9,100
9,650
N/A
11,000
12,000
N/A
N/A
IF380/105R50
Goodyear
10,200
11,400
12,000
N/A
13,600
14,800
16,100
N/A
IF520/85R42
Goodyear
12,800
N/A
N/A
N/A
N/A
N/A
N/A
N/A
480/80R42
Goodyear
8,800
9,650
10,500
11,000
11,700
N/A
N/A
N/A
VF380/90R46
Michelin
9,650
11,020
12,020
12,790
13,230
14,330
N/A
N/A
VF420/95R50
Michelin
12,790
14,000
15,210
16,090
N/A
N/A
N/A
N/A
VF480/80R50
Michelin
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Summary of Contents for STS 10
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