As part of the F-Series, the F-350 officially came into existence in the 1953-1956 second generation F-Series (1st generation was the F-3). It was not till the tenth generation of the F-Series that the Super Duty trucks were introduced. Before the Super Duty, anything other than a F-150 had a “heavy load” version which came with heavy duty mechanicals and axles. In 1999, the Super Duty trucks were created as to differentiate the F-150 from the larger trucks. From this point on, the F-150 and the Super Duty trucks were separate models while still being part of the F-Series. As of 2014, that remains true. Continue reading
RNR Automotive Blog 