On/off road deep tread drive

The Ironhead IDM320 On/Off Road drive tire is engineered with an enhanced rubber compound to resist cutting, punctures and chunking in demanding off-road applications. The IDM320’s extra-deep 31/32nds tread depth and unique tread block design deliver superior on and off-road traction and excellent tread life. The deep tread grooves feature “stone ejectors” to prevent stone drilling thereby extending tire life and improving retreadability. The IDM320 is designed to handle severe service applications such as logging, mining and construction


  • Enhanced rubber compound resists cutting & chunking in off-road applications.
  • Aggressive tread design for superior traction.
  • “Stone Ejectors” minimize stone drilling.


  • Regional Trucks
  • Dump Trucks
  • Refuse Trucks
  • Ready Mix 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
0210549 11R22.5 16.00 31 148 145 G 41.5 11.0 8.25 6,940 6,390 125
0210550 11R24.5 16.00 31 149 146 G 43.5 11.0 8.25 7,160 6,610 120