Ford F-150 STX tire size
The most common factory tire size for the Ford F-150 STX is P275/65R18, on 7 of the 12 year and trim fits listed. Each year below lists the sizes its trims were built with (2010 to 2014). Pick your year and trim to see the tires that fit.
Ford F-150 STX tire sizes by year
20144 sizes · 10 trims
P275/55R20load index 111, speed rating S
P275/65R18load index 114, speed rating T
P265/60R18load index 109, speed rating T
P235/75R17load index 108, speed rating S
20132 sizes · 2 trims
P265/60R18load index 109, speed rating T
P275/65R18load index 114, speed rating T
20122 sizes · 2 trims
P265/60R18load index 109, speed rating T
P275/65R18load index 114, speed rating T
20112 sizes · 2 trims
P265/60R18load index 109, speed rating T
P275/65R18load index 114, speed rating T
20102 sizes · 2 trims
P265/60R18load index 109, speed rating T
P275/65R18load index 114, speed rating T
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.