520/85R38 Firestone R8000 SS – tyre pressure and load table
- Size
- 520/85R38
- Load index
- 155A8/152B
- Overall diameter
- 1810 mm
- Section width
- 528 mm
- Rolling circumference
- 5470 mm
- Recommended rim
- DW18L
Load and pressure table (kg per tyre)
| km/h \ bar | 0.6 | 0.8 | 1 | 1.2 | 1.4 | 1.6 |
|---|---|---|---|---|---|---|
| 10 | 3250 | 3645 | 3985 | 4365 | 4715 | 5040 |
| 30 | 2675 | 3005 | 3285 | 3595 | 3885 | 4150 |
| 40 | 2375 | 2745 | 3065 | 3360 | 3625 | 3875 |
| 50 | – | – | 2745 | 3035 | 3300 | 3550 |
Source: Firestone AG Technical Brochure 2022 (EN, PDF 2026-03), p. 70. Values are taken from the manufacturer's published table and may be outdated or wrongly transcribed.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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