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.
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 |