420/85R28 Continental Tractor85 – tyre pressure and load table
- Size
- 420/85R28
- Load index
- 139A8/136B
- Overall diameter
- 1430 mm
- Section width
- 454 mm
- Rolling circumference
- 4233 mm
- SRI
- 675 mm
- Recommended rim
- 13" ; 14" ; 15"
- Size equivalent
- ≈ 16.9x28
Load and pressure table (kg per tyre)
| km/h \ bar | 0.6 | 0.8 | 1 | 1.2 | 1.4 | 1.6 | 2 |
|---|---|---|---|---|---|---|---|
| 50 | – | 1615 | 1790 | 1945 | 2080 | 2240 | – |
| 40 | 1580 | 1775 | 1970 | 2140 | 2285 | 2430 | – |
| 30 | 1690 | 1900 | 2105 | 2290 | 2445 | 2600 | – |
| 25 | 1755 | 1970 | 2185 | 2375 | 2535 | 2695 | – |
| 20 | 1945 | 2180 | 2420 | 2630 | 2810 | 2990 | – |
| 10 | 2155 | 2420 | 2685 | 2915 | 3115 | 3315 | 3645 |
Source: Continental Agricultural Tires Data Book 2023, p. 35. Values are taken from the manufacturer's published table and may be outdated or wrongly transcribed. Always check the manufacturer's current documentation and the vehicle manual before setting tyre pressure.
Open in the Däcktryck.se appMore Continental Tractor85
- 280/85R24 115A8/112B
- 280/85R28 118A8/118B
- 320/85R20 119A8/119B
- 320/85R24 122A8/119B
- 320/85R28 124A8/124B
- 340/85R24 125A8/122B
- 340/85R28 127A8/127B
- 340/85R38 133A8/133B
- 380/80R38 142A8/142B
- 380/85R24 131A8/131B
- 380/85R28 133A8/130B
- 380/85R30 135A8/135B