| Business | Phone |
| Sadler Power Train Inc 1250 1st St Nw, Cedar Rapids 52405 | (319) 366-8238 |
| Cortez Truck Equipment 5950 6th St Sw, Cedar Rapids 52404 | (319) 366-8184 |
| Midwest Wheel Co 200 50th Ave Sw, Cedar Rapids 52404 | (319) 365-4453 |
| Mutual Wheel Co 340 Waconia Ct Sw, Cedar Rapids 52404 | (319) 366-6003 |