| Business | Phone |
| Midwest Detroit Diesel Ltd 1100 Walsh St W, Thunder Bay P7E 4X4 | (807) 577-1101 |
| Mister Transmission 1005 Memorial Ave, Thunder Bay P7B 4A1 | (807) 345-2105 |
| Thunder Bay Auto Trans & Rprs 327 Cumberland St N, Thunder Bay P7A 4P1 | (807) 344-3559 |
| Transimport Limited 570 Tenth Ave, Thunder Bay P7B 2R2 | (807) 343-9226 |
| Cottman Transmission Ltd 918 Cobalt Cres, Thunder Bay P7B 5W3 | (807) 345-1331 |
| Daniar's Automatic Trans Ltd 632 Fort William Rd, Thunder Bay P7B 2Z9 | (807) 344-3127 |