| Business | Phone |
| Claymore Racing Inc 3622 7th Street Rd, Louisville 40216 | (502) 367-1505 |
| Frantz Racing Inc 5212 Planet Dr, Louisville 40258 | (502) 448-6494 |
| R & R Chassis & Suspension 2300 Ralph Ave, Louisville 40216 | (502) 447-4881 |
| Zero Point Ind 11500 Blankenbaker Access Dr, Louisville 40299 | (502) 267-1899 |