480/70R38

Optitrac 145D R-1W
480/70R38
Technical data
Design Optitrac
Industry Classification R-1W
Tyre size 480/70R38
LI/SS 145D
FR/DW n/a
PR n/a
TL/TT TL
Tyre Width (mm) 479
Overall diameter (mm) 1681
Static Loaded radius (mm) 766
Rolling circumference (mm) 5054
SRI 800
Weight (kg) 156
Nominal Inflation Pressure (bar) 1.6
Maximum Load (kg) 2900
Tread Depth (mm) 45
Recom 'd Rim Width W15L
Other approved rims W14L, W16L
Load data
Type load (kg) at various inflation pressures (kPa)
Max Speed (Km/h)
Type load (kg) at various inflation pressures (kPa)
0.6bar 0.8bar 1.4bar 1.6bar 2.0bar 2.2bar 2.4bar 2.8bar 3.0bar 3.2bar
0.6bar 70 1685 2410 2640
0.8bar 65 1600 1850 2650 2900†
1.4bar 50 1945 2785 3045
1.6bar 40 2025 2900 3175
2.0bar 30 1840 2130 3045 3335
2.2bar 10 2400 2775 3975 4350
2.4bar 10cycl 4125 4395 4930

0.6bar

70 km/h n/a
65 km/h 1600 kg
50 km/h n/a
40 km/h n/a
30 km/h 1840 kg
10 km/h 2400 kg
10cycl km/h n/a

0.8bar

70 km/h 1685 kg
65 km/h 1850 kg
50 km/h 1945 kg
40 km/h 2025 kg
30 km/h 2130 kg
10 km/h 2775 kg
10cycl km/h n/a

1.4bar

70 km/h 2410 kg
65 km/h 2650 kg
50 km/h 2785 kg
40 km/h 2900 kg
30 km/h 3045 kg
10 km/h 3975 kg
10cycl km/h 4125 kg

1.6bar

70 km/h 2640 kg
65 km/h 2900† kg
50 km/h 3045 kg
40 km/h 3175 kg
30 km/h 3335 kg
10 km/h 4350 kg
10cycl km/h 4395 kg

2.0bar

70 km/h n/a
65 km/h n/a
50 km/h n/a
40 km/h n/a
30 km/h n/a
10 km/h n/a
10cycl km/h 4930 kg

2.2bar

70 km/h n/a
65 km/h n/a
50 km/h n/a
40 km/h n/a
30 km/h n/a
10 km/h n/a
10cycl km/h n/a

2.4bar

70 km/h n/a
65 km/h n/a
50 km/h n/a
40 km/h n/a
30 km/h n/a
10 km/h n/a
10cycl km/h n/a

2.8bar

70 km/h n/a
65 km/h n/a
50 km/h n/a
40 km/h n/a
30 km/h n/a
10 km/h n/a
10cycl km/h n/a

3.0bar

70 km/h n/a
65 km/h n/a
50 km/h n/a
40 km/h n/a
30 km/h n/a
10 km/h n/a
10cycl km/h n/a

3.2bar

70 km/h n/a
65 km/h n/a
50 km/h n/a
40 km/h n/a
30 km/h n/a
10 km/h n/a
10cycl km/h n/a

† Maximum load at recommended speed and inflation pressure.