TireRig › Tire sizes › Truck
455/55R22.5 tire size
Truck and trailer tire. 455/55R22.5 is 41.9 inches tall in manufacturer data books, measured on 1 tire models.
What 455/55R22.5 means
455 mm nominal section width, 55 aspect ratio (sidewall height = 55% of width), R radial, for a 22.5-inch rim.
A wide-base single (“super single”): one tire replaces a pair of duals, usually 11R22.5 or 275/80R22.5 class. Lighter and less rolling resistance; no spare dual to limp home on.
Dimensions
- Overall diameter
- 41.9 in (1,064 mm)
- Section width
- 18.1 in (460 mm)
- Static loaded radius
- 19.4 in (493 mm)
- Revolutions per mile
- 496 – 496 (308 – 308 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 M
- 11,700 lb (5,307 kg) @ 130 psi (9.0 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 M: load by cold pressure
- 70 psi (4.8 bar)
- 7,100 lb (3,221 kg)
- 75 psi (5.2 bar)
- 7,500 lb (3,402 kg)
- 80 psi (5.5 bar)
- 7,900 lb (3,583 kg)
- 85 psi (5.9 bar)
- 8,290 lb (3,760 kg)
- 90 psi (6.2 bar)
- 8,680 lb (3,937 kg)
- 95 psi (6.6 bar)
- 9,060 lb (4,110 kg)
- 100 psi (6.9 bar)
- 9,440 lb (4,282 kg)
- 105 psi (7.2 bar)
- 9,820 lb (4,454 kg)
- 110 psi (7.6 bar)
- 10,200 lb (4,627 kg)
- 115 psi (7.9 bar)
- 10,600 lb (4,808 kg)
- 120 psi (8.3 bar)
- 11,000 lb (4,990 kg)
- 130 psi (9.0 bar)
- 11,700 lb (5,307 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.