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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
PatternTRADiameterTread depth
VSWE2, L21,470 mm (57.9 in)29 mm
VLTE31,498 mm (59.0 in)40 mm
VLTSE41,478 mm (58.2 in)49 mm
VUTG2, L21,473 mm (58.0 in)30.5 mm
VJTL31,480 mm (58.3 in)33 mm
VSDLL51,552 mm (61.1 in)78 mm
VSDRL51,552 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.

Tools for this size