One problem related to front suspension leaf spring has been reported for the 2004 Ford Ranger. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Ford Ranger based on all problems reported for the 2004 Ranger.
The right rear frame is badly rotted to the point where the leaf spring broke off the frame. That allowed the body to come in contact with the gas tank and shorted out one of the transmission wires. The front bumper is rusted out on the passenger side corner. The rusted frame is the big issue.