| 1 | Gleason Corp. OEM Wheel & Caster Div. | | USA |
| 2 | The RV Factory | | USA |
| 3 | WSD Inc. | | USA |
| 4 | Bassett Racing Wheel | | USA |
| 5 | Gunite Corporation | | USA |
| 6 | Tredit Tire & Wheel Co. Inc. | | USA |
| 7 | Diamond Racing Wheels Inc. | | USA |
| 8 | Albion Inc. | | USA |
| 9 | TreadWright Tires | | USA |
| 10 | Superior Industries | | USA |
| 11 | Oxford Mfg. Co. Inc. | | USA |
| 12 | Schott Metal Products Co. | | USA |
| 13 | Carlisle Tire & Wheel Co. | | USA |
| 14 | Johnson Bros. Roll Forming Co. | | USA |
| 15 | Brown Wood Inc. | | USA |
| 16 | Reliance Foundry Co. Ltd. | | USA |
| 17 | Trew Industrial Wheels Inc. | | USA |
| 18 | Yak Research | | USA |
| 19 | Irwin Car & Equipment | | USA |
| 20 | G & G Metal Spinners Inc. | | USA |
| 21 | Kodiak Motorsports Inc. | | USA |
| 22 | Performance Wood Products Company Inc | | USA |
| 23 | Webb Wheel Products Inc. | | USA |
| 24 | Stellana US Inc. | | USA |
| 25 | Greenball Corporation | | USA |
| 26 | The Trailer Parts Outlet | | USA |
| 27 | Lewmar Limited | | USA |
| 28 | Hoosier Wheel & Stamping | | USA |
| 29 | R & K Industrial Wheels | | USA |
| 30 | Payson Casters Inc. | | USA |
| 31 | Azusa Engineering Inc. | | USA |
| 32 | Accuride Corp. | | USA |
| 33 | BMF Wheels Inc. | | USA |
| 34 | Martin Wheel Co. Inc. The | | USA |
| 35 | Rovince Tire | | USA |
| 36 | Caron Compactor Company | | USA |
| 37 | Spinergy Inc. | | USA |
| 38 | P.P.D U.H.M.W Industries | | USA |
