Optitrac 139D R-1W
TECHNICAL DATA
| Design | Optitrac |
|---|---|
| Industry Classification | R-1W |
| Tyre size | 420/85R28 |
| LI/SS | 139D |
| FR/DW | n/a |
| PR | n/a |
| TL/TT | TL |
| Tyre Width (mm) | 421 |
| Overall diameter (mm) | 1406 |
| Static Loaded radius (mm) | 620 |
|---|---|
| Rolling circumference (mm) | 4207 |
| SRI | 675 |
| Weight (kg) | 108 |
| Nominal Inflation Pressure (bar) | 1.6 |
| Maximum Load (kg) | 2430 |
| Tread Depth (mm) | 48 |
| Recom ‘d Rim Width | W13 |
| Other approved rims | W12, W14L, W15L |
LOAD DATA
| Max Speed (Km/h) | Type load (kg) at various inflation pressures (kPa) | |||||||||
| 0.6bar | 0.8bar | 1.0bar | 1.4bar | 1.6bar | 1.8bar | 2.0bar | 2.2bar | 2.4bar | 2.6bar | |
| 70 | 1415 | 1600 | 2045 | 2220 | ||||||
| 65 | 1320 | 1550 | 1750 | 2240 | 2430† | |||||
| 50 | 1630 | 1840 | 2350 | 2550 | ||||||
| 40 | 1695 | 1915 | 2455 | 2660 | ||||||
| 30 | 1520 | 1780 | 2010 | 2575 | 2795 | |||||
| 10 | 1980 | 2325 | 2625 | 3360 | 3645 | |||||
| 10cycl | 2635 | 3455 | 3680 | 3905 | 4130 |