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20.5R25 tire size
Off-the-road tire for loaders, graders and dump trucks: 58–61 in tall depending on tread.
What 20.5R25 means
20.5-inch nominal section width, R radial, for a 25-inch rim. The bias version is 20.5-25. Strength is given in stars (★) for radials and ply rating for bias tires.
Dimensions
- Overall diameter
- 1,470 – 1,552 mm (57.9 – 61.1 in)
- Overall width
- 530 – 533 mm (20.9 – 21.0 in)
Deeper tread (L5, E4) = taller tire.
Tread types (TRA codes) in this size
- E2
- Earthmover haulage (dump trucks, scrapers), traction
- E3
- Earthmover haulage (dump trucks, scrapers), rock
- E4
- Earthmover haulage (dump trucks, scrapers), rock, deep tread
- G2
- Grader, traction
- L2
- Loader and dozer, traction
- L3
- Loader and dozer, rock
- L5
- Loader and dozer, rock, extra deep tread
| Pattern | TRA | Diameter | Tread depth |
|---|---|---|---|
| VSW | E2, L2 | 1,470 mm (57.9 in) | 29 mm |
| VLT | E3 | 1,498 mm (59.0 in) | 40 mm |
| VLTS | E4 | 1,478 mm (58.2 in) | 49 mm |
| VUT | G2, L2 | 1,473 mm (58.0 in) | 30.5 mm |
| VJT | L3 | 1,480 mm (58.3 in) | 33 mm |
| VSDL | L5 | 1,552 mm (61.1 in) | 78 mm |
| VSDR | L5 | 1,552 mm (61.1 in) | 78 mm |
Bridgestone patterns as an example of what exists in this size.
Source: Bridgestone Off-The-Road Tire Data Book 2018; TRA code letters per The Tire and Rim Association. Checked October 2026.