Some Ford F-150 owners have successfully reached 300,000 miles with their transmissions by adhering to strict maintenance schedules and driving conservatively. However, this is not the norm and requires diligent care.
In summary, while it is possible for a Ford F-150 transmission to last 300,000 miles, it is more common for them to last between 150,000 and 200,000 miles without significant issues.
1. Get a trailer towing package even if you never tow a trailer.
2. If the trailer towing package doesn’t include it, make sure the vehicle has a separate cooling system for the transmission fluid.
3. Change the transmission fluid every 4-5 oil changes (this was for pre-2015 vehicles).