| Business | Phone |
| All-Pro Transmission 917 S Main St, Duncanville 75137 | (972) 296-9417 |
| B & B Automatic Transmission 207 Woodhaven Blvd, Duncanville 75116 | (972) 780-1342 |
| Cookson's Transmission City 723 S Highway 67, Duncanville 75137 | (972) 298-1411 |
| Butch's Automatic Prts 603 S Main St, Duncanville 75116 | (972) 709-7777 |
| S R Converters 917 S Main St, Duncanville 75137 | (972) 780-7175 |
| Farrell's Transmission & Gear 111 E Fain St, Duncanville 75116 | (972) 296-3881 |
| Specialty Unit Remanufacturing 727 N Merrill Ave, Duncanville 75116 | (972) 283-3013 |