Technical Data

Design Optitrac
Industry Classification R-1W
Tyre size 380/70 R28
LI/SS 127D
FR/DW
PR NA
TL/TT TL
Tyre Width (mm) 380
Overall diameter (mm) 1293
Static Loaded radius (mm) 581
Rolling circumference (mm) 3874
SRI 625
Weight (kg) 73
Nominal Inflation Pressure (bar) 1.6
Maximum Load (kg) 1750
Tread Depth (mm) 0
Recom 'd Rim Width W12
Other approved rims W11-W13

Load Data

Max Speed (Km/h)
65
50
40
30
25
15
10 cycl
10
Type load (kg) at various inflation pressures (kPa)
60kPa
65 km/h
950
50 km/h
1005
40 km/h
1045
30 km/h
1095
25 km/h
1130
15 km/h
1275
10 cycl km/h
10 km/h
1425
80kPa
65 km/h
1120
50 km/h
1185
40 km/h
1230
30 km/h
1290
25 km/h
1335
15 km/h
1500
10 cycl km/h
10 km/h
1680
100kPa
65 km/h
1285
50 km/h
1360
40 km/h
1415
30 km/h
1480
25 km/h
1530
15 km/h
1720
10 cycl km/h
1615
10 km/h
1930
120kPa
65 km/h
1450
50 km/h
1535
40 km/h
1595
30 km/h
1665
25 km/h
1725
15 km/h
1945
10 cycl km/h
1905
10 km/h
2175
140kPa
65 km/h
1600
50 km/h
1695
40 km/h
1760
30 km/h
1840
25 km/h
1905
15 km/h
2145
10 cycl km/h
2185
10 km/h
2400
160kPa
65 km/h
1750*
50 km/h
1855
40 km/h
1925
30 km/h
2010
25 km/h
2085
15 km/h
2345
10 cycl km/h
2465
10 km/h
2625
180kPa
65 km/h
50 km/h
40 km/h
30 km/h
25 km/h
15 km/h
10 cycl km/h
2720
10 km/h
200kPa
65 km/h
50 km/h
40 km/h
30 km/h
25 km/h
15 km/h
10 cycl km/h
2975
10 km/h

*Maximum load at recommended speed and inflation pressure.