| Business | Phone |
| Aamco Transmissions 315 N Pershing Ave, Davenport 52801 | (563) 323-2777 |
| Al's Transmission Svc 727 W 3rd St, Davenport 52802 | (563) 383-0086 |
| Leonard's Transmission Works 1344 W 3rd St, Davenport 52802 | (563) 324-1069 |
| Maxwell Transmission 20904 N Brady St, Davenport 52804 | (563) 386-5943 |
| Mid States Transmission Parts 209 W 76th St, Davenport 52806 | (563) 386-7166 |