Technical Data
| Design | Optitrac |
|---|---|
| Industry Classification | R-1W |
| Tyre size | 420/85R38 |
| LI/SS | 149D |
| FR/DW | |
| PR | NA |
| TL/TT | TL |
| Tyre Width (mm) | 438 |
| Overall diameter (mm) | 1678 |
| Static Loaded radius (mm) | 770 |
|---|---|
| Rolling circumference (mm) | 5097 |
| SRI | 800 |
| Weight (kg) | 156 |
| Nominal Inflation Pressure (bar) | 2.4 |
| Maximum Load (kg) | 3250 |
| Tread Depth (mm) | 48 |
| Recom 'd Rim Width | W14 |
| Other approved rims | W13, W15L |
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
1550
50 km/h
40 km/h
30 km/h
1780
10 cycl km/h
10 km/h
2325
80kPa
70 km/h
65 km/h
1800
50 km/h
1890
40 km/h
1970
30 km/h
2070
10 cycl km/h
10 km/h
2700
100kPa
70 km/h
1885
65 km/h
2060
50 km/h
2165
40 km/h
2255
30 km/h
2370
10 cycl km/h
3060
10 km/h
3090
120kPa
70 km/h
2100
65 km/h
2300
50 km/h
2415
40 km/h
2520
30 km/h
2645
10 cycl km/h
3565
10 km/h
3450
140kPa
70 km/h
2355
65 km/h
2575
50 km/h
2705
40 km/h
2820
30 km/h
2960
10 cycl km/h
3925
10 km/h
3865
160kPa
70 km/h
2560
65 km/h
2800
50 km/h
2940
40 km/h
3065
30 km/h
3220
10 cycl km/h
4170
10 km/h
4200
180kPa
70 km/h
2740
65 km/h
3000
50 km/h
3150
40 km/h
3285
30 km/h
3450
10 cycl km/h
4440
10 km/h
4500
200kPa
70 km/h
2810
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
220kPa
70 km/h
2880
65 km/h
3150
50 km/h
3310
40 km/h
3450
30 km/h
3620
10 cycl km/h
4855
10 km/h
4725
240kPa
70 km/h
2970
65 km/h
3250*
50 km/h
3415
40 km/h
3560
30 km/h
3735
10 cycl km/h
5030
10 km/h
4875
260kPa
70 km/h
65 km/h
50 km/h
40 km/h
30 km/h
10 cycl km/h
5195
10 km/h
*Maximum load at recommended speed and inflation pressure.