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IAR221
REGIONAL / HIGHWAY ALL POSITION
The Ironhead IAR221 all-position is a premium radial truck tire designed for regional and limited highway service applications. The IAR221 delivers superior versatility on a multitude of vehicle platforms.
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Features
- Siping for enhanced traction in all weather conditions.
- Variable tread angles for self-cleaning and stone ejection.
- 5-rib 20/32" tread for maximum tread mileage
Applications
- Intrastate & Interstate Buses
- Regional Trucks
- Freight Trucks
- Local Buses
- Dump Trucks
| Item # | Size | Ply | T.D. | L.I. 1X | L.I. 2X | SR | O.D. | S.W. | R.W. | L.C.C. 1X | L.C.C. 2X | AP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 32nds | in. | in. | in. | lbs | lbs | psi | ||||||
| 5544158 | 12R22.5 | 16.00 | 20 | 150 | 147 | L | 42.7 | 11.8 | 9.00 | 7,390 | 6,780 | 120 |
| 5544159 | 315/80R22.5 | 18.00 | 20 | 154 | 151 | L | 42.4 | 12.3 | 9.00 | 8,270 | 7,610 | 120 |
| 5544160 | 315/80R22.5 | 20.00 | 20 | 156 | 153 | L | 42.4 | 12.3 | 9.00 | 8,820 | 8,045 | 125 |
