Technical Data

Design Optitrac
Industry Classification R-1W
Tyre size 420/85R34
LI/SS 147D
FR/DW
PR NA
TL/TT TL
Tyre Width (mm) 418
Overall diameter (mm) 1578
Static Loaded radius (mm) 717
Rolling circumference (mm) 4772
SRI 750
Weight (kg) 0
Nominal Inflation Pressure (bar) 2.4
Maximum Load (kg) 3075
Tread Depth (mm) 0
Recom 'd Rim Width W15L
Other approved rims W13-W14L

Load Data

Max Speed (Km/h)
65
50
40
30
10 cycl
10
Type load (kg) at various inflation pressures (kPa)
60kPa
65 km/h
1450
50 km/h
40 km/h
30 km/h
1665
10 cycl km/h
10 km/h
2175
80kPa
65 km/h
1700
50 km/h
1785
40 km/h
1860
30 km/h
1955
10 cycl km/h
10 km/h
2550
100kPa
65 km/h
1950
50 km/h
2050
40 km/h
2135
30 km/h
2245
10 cycl km/h
2890
10 km/h
2925
120kPa
65 km/h
2180
50 km/h
2290
40 km/h
2385
30 km/h
2505
10 cycl km/h
3375
10 km/h
3270
140kPa
65 km/h
2430
50 km/h
2550
40 km/h
2660
30 km/h
2795
10 cycl km/h
3715
10 km/h
3645
160kPa
65 km/h
2650
50 km/h
2785
40 km/h
2900
30 km/h
3045
10 cycl km/h
3950
10 km/h
3975
180kPa
65 km/h
2800
50 km/h
2940
40 km/h
3065
30 km/h
3220
10 cycl km/h
4205
10 km/h
4200
200kPa
65 km/h
2900
50 km/h
3045
40 km/h
3175
30 km/h
3335
10 cycl km/h
4505
10 km/h
4350
220kPa
65 km/h
3000
50 km/h
3150
40 km/h
3285
30 km/h
3450
10 cycl km/h
4595
10 km/h
4500
240kPa
65 km/h
3075*
50 km/h
3230
40 km/h
3365
30 km/h
3535
10 cycl km/h
4760
10 km/h
4615
260kPa
65 km/h
50 km/h
40 km/h
30 km/h
10 cycl km/h
4915
10 km/h

*Maximum load at recommended speed and inflation pressure.