380/90R50

Optitrac 151D R-1W
380/90R50
Technical data
Design Optitrac
Industry Classification R-1W
Tyre size 380/90R50
LI/SS 151D
FR/DW n/a
PR n/a
TL/TT TL
Tyre Width (mm) 394
Overall diameter (mm) 1958
Static Loaded radius (mm) 897
Rolling circumference (mm) 5945
SRI 975
Weight (kg) 147
Nominal Inflation Pressure (bar) 2.4
Maximum Load (kg) 3450
Tread Depth (mm) 44
Recom 'd Rim Width 12
Other approved rims n/a
Load data
Type load (kg) at various inflation pressures (kPa)
Max Speed (Km/h)
Type load (kg) at various inflation pressures (kPa)
0.8bar 1.0bar 1.4bar 1.5bar 1.6bar 1.8bar 1.9bar 2.0bar 2.2bar 2.4bar
0.8bar 70 1685 1930 2410 990 2640 2800 4825 2865 3050 3140
1.0bar 65 1850 2120 2650 1090 2900 3075 5300 3150 3350 3450†
1.4bar 50 1960 2245 2810 1155 3075 3260 5620 3340 3550 3655
1.5bar 40 2035 2330 2915 1200 3190 3385 5830 3465 3685 3795
1.6bar 30 2130 2440 3045 1255 3335 3535 6095 3620 3850 3965
1.8bar 25 2200 2525 3155 1295 3450 3660 6305 3750 3985 4105
1.9bar 15 2480 2840 3550 1460 3885 4120 7100 4220 4490 4625
2.0bar 10 2775 3180 3975 1635 4350 4615 7950 4725 5025 5175
2.2bar 10cycl 2720 3605 1855 4010 4505 1855 4930 5230 5355

0.8bar

70 km/h 1685 kg
65 km/h 1850 kg
50 km/h 1960 kg
40 km/h 2035 kg
30 km/h 2130 kg
25 km/h 2200 kg
15 km/h 2480 kg
10 km/h 2775 kg
10cycl km/h n/a

1.0bar

70 km/h 1930 kg
65 km/h 2120 kg
50 km/h 2245 kg
40 km/h 2330 kg
30 km/h 2440 kg
25 km/h 2525 kg
15 km/h 2840 kg
10 km/h 3180 kg
10cycl km/h 2720 kg

1.4bar

70 km/h 2410 kg
65 km/h 2650 kg
50 km/h 2810 kg
40 km/h 2915 kg
30 km/h 3045 kg
25 km/h 3155 kg
15 km/h 3550 kg
10 km/h 3975 kg
10cycl km/h 3605 kg

1.5bar

70 km/h 990 kg
65 km/h 1090 kg
50 km/h 1155 kg
40 km/h 1200 kg
30 km/h 1255 kg
25 km/h 1295 kg
15 km/h 1460 kg
10 km/h 1635 kg
10cycl km/h 1855 kg

1.6bar

70 km/h 2640 kg
65 km/h 2900 kg
50 km/h 3075 kg
40 km/h 3190 kg
30 km/h 3335 kg
25 km/h 3450 kg
15 km/h 3885 kg
10 km/h 4350 kg
10cycl km/h 4010 kg

1.8bar

70 km/h 2800 kg
65 km/h 3075 kg
50 km/h 3260 kg
40 km/h 3385 kg
30 km/h 3535 kg
25 km/h 3660 kg
15 km/h 4120 kg
10 km/h 4615 kg
10cycl km/h 4505 kg

1.9bar

70 km/h 4825 kg
65 km/h 5300 kg
50 km/h 5620 kg
40 km/h 5830 kg
30 km/h 6095 kg
25 km/h 6305 kg
15 km/h 7100 kg
10 km/h 7950 kg
10cycl km/h 1855 kg

2.0bar

70 km/h 2865 kg
65 km/h 3150 kg
50 km/h 3340 kg
40 km/h 3465 kg
30 km/h 3620 kg
25 km/h 3750 kg
15 km/h 4220 kg
10 km/h 4725 kg
10cycl km/h 4930 kg

2.2bar

70 km/h 3050 kg
65 km/h 3350 kg
50 km/h 3550 kg
40 km/h 3685 kg
30 km/h 3850 kg
25 km/h 3985 kg
15 km/h 4490 kg
10 km/h 5025 kg
10cycl km/h 5230 kg

2.4bar

70 km/h 3140 kg
65 km/h 3450† kg
50 km/h 3655 kg
40 km/h 3795 kg
30 km/h 3965 kg
25 km/h 4105 kg
15 km/h 4625 kg
10 km/h 5175 kg
10cycl km/h 5355 kg

† Maximum load at recommended speed and inflation pressure.