COBA Tyre Load & Inflation Pressures

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Tyre Load Limits at Various Cold Inflation Pressures (100 kPa=1bar) and Speeds
Size
Marking
Speed
kPa
200
300
400
500
600
700
800
900
1000
psi
29
44
58
73
87
102
116
131
145
445/95R25
(16.00R25)
177E
70km/h
Kgs
2250
3150
3850
4500
5200
5900
6600
7300
43mph
lbs
4961
6946
8489
9923
11466
13010
14553
16097
525/80R25
(20.5R25)
179E
70km/h
Kgs
2850
3800
4750
5750
6750
7750
43mph
lbs
6284
8379
10474
12679
14884
17089

 

Tyre Load Limits at Various Cold Inflation Pressures (100 kPa=1bar) and Speeds
Size
Marking
Speed
kPa
200
225
250
275
300
325
350
375
400
425
450
475
500
525
550
575
600
625
650
675
700
725
750
775
800
psi
29
33
36
40
44
47
51
54
58
62
65
69
73
76
80
83
87
91
94
98
102
105
109
112
116
17.5R25
**
10km/h
Kgs
6000
6150
6500
6700
7100
7300
7500
7750
8000
8250
8500
5mph
lbs
13200
13600
14300
14800
15700
16100
16500
17100
17600
18200
18700
50km/h
Kgs
3075
3350
3650
3875
4125
4375
4625
4750
5000
5150
5450
30mph
lbs
6765
7370
8050
8550
9100
9650
10200
10500
11000
11400
12000
20.5R25
**
10km/h
Kgs
8000
8250
8750
9000
9500
9750
10000
10300
10900
11200
11500
5mph
lbs
07600
18200
19300
19800
20900
21500
22000
22700
24000
24700
25400
50km/h
Kgs
 4000 4375 4750 5000 5450 5800 6000 6300 6700 6900 7300
30mph
lbs
 8800 9650 10500 11000 12000 12800 13200 13900 14800 15200 16100
23.5R25
**
10km/h
Kgs
10300 10600 11200 11500 12150 12500 12850 13200 13600 14000 14500
5mph
lbs
22700 23400 24700 25400 26800 27600 28300 29100 30000 30900 32000
50km/h
Kgs
 5000 5450 6000 6300 6700 7300 7500 8000 8500 9000 9250
30mph
lbs
 11000 12000 13200 13900 14800 16100 16500 17600 18700 19800 20400
26.5R25
**
10km/h
Kgs
12850 13200 14000 14500 15000 15500 16000 16500 17000 18000 18500
5mph
lbs
28300 29100 30900 32000 33100 34200 35300 36480 37500 39700 40800
50km/h
Kgs
 6300 6900 7500 8000 8500 9000 9500 10000 10600 10900 11500
30mph
lbs
 13900 15200 16500 17600 18700 19800 20900 22000 23400 24000 25400
29.5R25
**
10km/h
Kgs
15500 16000 17000 17500 18000 19000 19500 20000 20600 21200 22400
5mph
lbs
34200 35300 37500 38600 39700 41900 43000 44100 45400 46700 49400
50km/h
Kgs
 7500 8250 9000 9500 10300 10900 11500 12150 12850 13200 14000
30mph
lbs
 16500 18200 19800 20900 22700 24000 25400 26800 28300 29100 30900
33.25R29
**
10km/h
Kgs
20000 21200 21800 23000 23600 24300 25750 26500 27250 28000 29000
5mph
lbs
44100 46700 48100 50700 52000 53600 56800 58400 60000 61500 64000
50km/h
Kgs
11200 12150 12850 13600 14000 15000 15500 16500 17000 17500 18500
30mph
lbs
24700 26800 28300 30000 30900 33100 34200 36480 37500 38600 40800
18.0R33
**
10km/h
Kgs
13200 13600 14000 14500 15000 15500 16000 16500 16500 17000 17500 18000 18500
5mph
lbs
29100 30000 30900 32000 33100 34200 35300 36400 36400 37500 38600 39700 40800
50km/h
Kgs
7750 8000 8500 8750 9000 9250 9750 10000 10300 10600 10900
30mph
lbs
17100 17600 18700 19300 19800 20400 21500 22000 22700 23400 24000
24.0R35
**
10km/h
Kgs
21800 23000 24300 25000 25750 26500 27250 28000 29000 29000 30000 30000 30750
5mph
lbs
48100 50700 53600 55100 56800 58400 60000 61500 64000 64000 66000 66000 68000
50km/h
Kgs
13200 13600 14000 14500 15500 16000 16500 17000 17500 18000 18500
30mph
lbs
29100 30000 30900 32000 34200 35300 36400 37500 38600 39700 40800