TireRig › Tire sizes › Truck
425/65R22.5 tire size
Truck and trailer tire. 425/65R22.5 is 44.8 – 45.3 inches tall in manufacturer data books, measured on 4 tire models.
What 425/65R22.5 means
425 mm nominal section width, 65 aspect ratio (sidewall height = 65% of width), R radial, for a 22.5-inch rim.
Dimensions
- Overall diameter
- 44.8 in (1,138 mm) – 45.3 in (1,151 mm)
- Section width
- 16.1 in (409 mm) – 16.2 in (411 mm)
- Static loaded radius
- 20.6 in (523 mm) – 21.1 in (536 mm)
- Revolutions per mile
- 462 – 467 (287 – 290 per km)
Range across the tire models in the Bridgestone (2017) and Apollo (2023) truck data books; tread depth and model change the numbers.
Load ranges and maximum loads
- Load range L
- 11,400 lb (5,171 kg) @ 120 psi (8.3 bar)
Maximum load per tire at the cold pressure shown. Single = 2 tires per axle end-to-end, dual = per tire in a pair.
Load & inflation table
Single, load range L: load by cold pressure
- 70 psi (4.8 bar)
- 7,590 lb (3,443 kg)
- 75 psi (5.2 bar)
- 7,990 lb (3,624 kg)
- 80 psi (5.5 bar)
- 8,270 lb (3,751 kg)
- 85 psi (5.9 bar)
- 8,740 lb (3,964 kg)
- 90 psi (6.2 bar)
- 9,100 lb (4,128 kg)
- 95 psi (6.6 bar)
- 9,370 lb (4,250 kg)
- 100 psi (6.9 bar)
- 9,790 lb (4,441 kg)
- 105 psi (7.2 bar)
- 10,100 lb (4,581 kg)
- 110 psi (7.6 bar)
- 10,500 lb (4,763 kg)
- 115 psi (7.9 bar)
- 10,700 lb (4,853 kg)
- 120 psi (8.3 bar)
- 11,400 lb (5,171 kg)
Single, load range L: load by cold pressure
- 75 psi (5.2 bar)
- 7,990 lb (3,624 kg)
- 80 psi (5.5 bar)
- 8,270 lb (3,751 kg)
- 85 psi (5.9 bar)
- 8,740 lb (3,964 kg)
- 90 psi (6.2 bar)
- 9,100 lb (4,128 kg)
- 95 psi (6.6 bar)
- 9,370 lb (4,250 kg)
- 100 psi (6.9 bar)
- 9,790 lb (4,441 kg)
- 105 psi (7.2 bar)
- 10,100 lb (4,581 kg)
- 110 psi (7.6 bar)
- 10,500 lb (4,763 kg)
- 115 psi (7.9 bar)
- 10,700 lb (4,853 kg)
- 120 psi (8.3 bar)
- 11,400 lb (5,171 kg)
Bridgestone Truck Tire Load & Inflation Tables 2018 (TRA-based). Pressure is the minimum for the load.
Sources: Bridgestone Commercial Truck Tire Data Book v17.1, Apollo US TBR Technical Data Book 2023, Bridgestone Load & Inflation Tables 2018 v18.1. Checked October 2026. How we source data.