300/85R42 Mitas AC 90 – tyre pressure and load table
- Size
- 300/85R42
- Load index
- 144A8/141B
- Overall diameter
- 1574 mm
- Section width
- 288 mm
- Rolling circumference
- 4715 mm
- SRI
- 750 mm
- Recommended rim
- W 9 ; W 10 ; W 11
- Size equivalent
- ≈ 11.2R42
Load and pressure table (kg per tyre)
| km/h \ bar | 1.2 | 1.6 | 2 | 2.4 | 2.8 | 3.2 | 3.6 | 4 | 4.4 |
|---|---|---|---|---|---|---|---|---|---|
| 50 | – | 1630 | 1790 | 1905 | 2090 | 2260 | 2410 | 2575 | – |
| 40 | 1465 | 1790 | 1965 | 2095 | 2300 | 2485 | 2650 | 2800 | – |
| 30 | 1570 | 1920 | 2105 | 2240 | 2460 | 2655 | 2835 | 2995 | – |
| 20 | 1805 | 2205 | 2420 | 2575 | 2825 | 3055 | 3260 | 3445 | – |
| 10 | 2055 | 2510 | 2755 | 2935 | 3215 | 3470 | 3695 | 3920 | 4105 |
| 10 Cyclic | 2200 | 2690 | 2950 | 3145 | 3445 | 3725 | 3975 | 4200 | 4395 |
Source: Mitas Agricultural Tires Technical Manual 2025, p. 94. Values are taken from the manufacturer's published table and may be outdated or wrongly transcribed.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.
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