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315/80R22.5 tire size
Truck and trailer tire. 315/80R22.5 is 42.6 – 43.3 inches tall in manufacturer data books, measured on 4 tire models.
What 315/80R22.5 means
315 mm nominal section width, 80 aspect ratio (sidewall height = 80% of width), R radial, for a 22.5-inch rim.
Dimensions
- Overall diameter
- 42.6 in (1,082 mm) – 43.3 in (1,100 mm)
- Section width
- 12.2 in (310 mm) – 12.6 in (320 mm)
- Static loaded radius
- 19.7 in (500 mm) – 20.1 in (511 mm)
- Revolutions per mile
- 480 – 485 (298 – 301 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
- 9,090 lb (4,123 kg) @ 130 psi (9.0 bar), 10,000 lb (4,536 kg) @ 130 psi (9.0 bar), 10,200 lb (4,627 kg) @ 130 psi (9.0 bar)
dual: 8,270 lb (3,751 kg) @ 130 psi (9.0 bar), 9,090 lb (4,123 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 L: load by cold pressure
- 80 psi (5.5 bar)
- 6,175 lb (2,801 kg)
- 85 psi (5.9 bar)
- 6,415 lb (2,910 kg)
- 90 psi (6.2 bar)
- 6,670 lb (3,025 kg)
- 95 psi (6.6 bar)
- 6,940 lb (3,148 kg)
- 100 psi (6.9 bar)
- 7,190 lb (3,261 kg)
- 105 psi (7.2 bar)
- 7,440 lb (3,375 kg)
- 110 psi (7.6 bar)
- 7,610 lb (3,452 kg)
- 115 psi (7.9 bar)
- 7,920 lb (3,592 kg)
- 120 psi (8.3 bar)
- 8,270 lb (3,751 kg)
- 125 psi (8.6 bar)
- 8,690 lb (3,942 kg)
- 130 psi (9.0 bar)
- 9,090 lb (4,123 kg)
Single, load range L: load by cold pressure
- 80 psi (5.5 bar)
- 6,175 lb (2,801 kg)
- 85 psi (5.9 bar)
- 6,415 lb (2,910 kg)
- 90 psi (6.2 bar)
- 6,670 lb (3,025 kg)
- 95 psi (6.6 bar)
- 6,940 lb (3,148 kg)
- 100 psi (6.9 bar)
- 7,190 lb (3,261 kg)
- 105 psi (7.2 bar)
- 7,440 lb (3,375 kg)
- 110 psi (7.6 bar)
- 7,610 lb (3,452 kg)
- 115 psi (7.9 bar)
- 7,920 lb (3,592 kg)
- 120 psi (8.3 bar)
- 8,270 lb (3,751 kg)
- 125 psi (8.6 bar)
- 9,135 lb (4,144 kg)
- 130 psi (9.0 bar)
- 10,000 lb (4,536 kg)
Dual, load range L: load by cold pressure
- 80 psi (5.5 bar)
- 5,675 lb (2,574 kg)
- 85 psi (5.9 bar)
- 5,840 lb (2,649 kg)
- 90 psi (6.2 bar)
- 6,070 lb (2,753 kg)
- 95 psi (6.6 bar)
- 6,395 lb (2,901 kg)
- 100 psi (6.9 bar)
- 6,545 lb (2,969 kg)
- 105 psi (7.2 bar)
- 6,770 lb (3,071 kg)
- 110 psi (7.6 bar)
- 6,940 lb (3,148 kg)
- 115 psi (7.9 bar)
- 7,210 lb (3,270 kg)
- 120 psi (8.3 bar)
- 7,610 lb (3,452 kg)
- 125 psi (8.6 bar)
- 7,910 lb (3,588 kg)
- 130 psi (9.0 bar)
- 8,270 lb (3,751 kg)
Dual, load range L: load by cold pressure
- 80 psi (5.5 bar)
- 5,675 lb (2,574 kg)
- 85 psi (5.9 bar)
- 5,840 lb (2,649 kg)
- 90 psi (6.2 bar)
- 6,070 lb (2,753 kg)
- 95 psi (6.6 bar)
- 6,395 lb (2,901 kg)
- 100 psi (6.9 bar)
- 6,545 lb (2,969 kg)
- 105 psi (7.2 bar)
- 6,770 lb (3,071 kg)
- 110 psi (7.6 bar)
- 6,940 lb (3,148 kg)
- 115 psi (7.9 bar)
- 7,210 lb (3,270 kg)
- 120 psi (8.3 bar)
- 7,610 lb (3,452 kg)
- 125 psi (8.6 bar)
- 8,350 lb (3,787 kg)
- 130 psi (9.0 bar)
- 9,090 lb (4,123 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.