Ford F-550 Super Duty tire size
The most common factory tire size for the Ford F-550 Super Duty is 225/70R19.5, on 34 of the 34 year and trim fits listed. Each year below lists the sizes its trims were built with (2011 to 2027). Pick your year and trim to see the tires that fit.
Ford F-550 Super Duty tire sizes by year
Check your own tire
A trim can be sold with more than one wheel size. The size printed on the sidewall of your current tire, or on the placard in the driver's door jamb, is the one your vehicle has.