Technical Data

Design Optitrac
Industry Classification R-1W
Tyre size 520/85R38
LI/SS 155D
FR/DW
PR NA
TL/TT TL
Tyre Width (mm) 546
Overall diameter (mm) 1849
Static Loaded radius (mm) 630
Rolling circumference (mm) 5550
SRI 875
Weight (kg) 221
Nominal Inflation Pressure (bar) 1.6
Maximum Load (kg) 3875
Tread Depth (mm) 53
Recom 'd Rim Width DW16L
Other approved rims DW18L

Load Data

Max Speed (Km/h)
70
65
50
40
30
10 cycl
10
Type load (kg) at various inflation pressures (kPa)
60kPa
70 km/h
65 km/h
2120
50 km/h
40 km/h
30 km/h
2440
10 cycl km/h
10 km/h
3180
80kPa
70 km/h
2285
65 km/h
2500
50 km/h
2625
40 km/h
2740
30 km/h
2875
10 cycl km/h
10 km/h
3750
100kPa
70 km/h
2560
65 km/h
2800
50 km/h
2940
40 km/h
3065
30 km/h
3220
10 cycl km/h
4250
10 km/h
4200
120kPa
70 km/h
2880
65 km/h
3150
50 km/h
3310
40 km/h
3450
30 km/h
3620
10 cycl km/h
5160
10 km/h
4725
140kPa
70 km/h
3245
65 km/h
3550
50 km/h
3730
40 km/h
3885
30 km/h
4080
10 cycl km/h
5515
10 km/h
5325
160kPa
70 km/h
3540
65 km/h
3875*
50 km/h
4070
40 km/h
4245
30 km/h
4455
10 cycl km/h
5870
10 km/h
5815
180kPa
70 km/h
65 km/h
50 km/h
40 km/h
30 km/h
10 cycl km/h
6235
10 km/h
200kPa
70 km/h
65 km/h
50 km/h
40 km/h
30 km/h
10 cycl km/h
6590
10 km/h

*Maximum load at recommended speed and inflation pressure.