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1981 Ford F-100 tire and wheel sizes, bolt pattern and tire pressure

Check the tables below for every tire size, wheel size, bolt pattern (PCD), rim offset and tire pressure fitted to the 1981 Ford F-100.

Bolt patterns
Fitment tables

6 trims sold in 1981

Open a trim for its factory package and every alternative size, front and rear.

Ford F-100 VII

1980 – 1983 USA market 6 trims

F-100 255cid

115 hp · 4.2L V8 195/75 SR15 4 fitments
GenerationVII 1980–1983
Power115 hp
Engine4.2L V8, Petrol
Center bore108 mm
PCD5x139.7
Thread1/2" - 20 UNF
Tire sizeRim size and bolt patternPressure, psiPrices
195/75 SR1515x5.5 ET16 5x139.7–TiresRims
205/75 SR1515x5.5 ET16 5x139.7–TiresRims
225/75 SR1515x6 ET16 5x139.7–TiresRims
235/75 SR1515x6.5 ET0 5x139.7–TiresRims

F-100 255cid Power Brake

115 hp · 4.2L V8 195/75 SR15 4 fitments
GenerationVII 1980–1983
Power115 hp
Engine4.2L V8, Petrol
Center bore70.5 mm
PCD5x114.3
Thread1/2" - 20 UNF
Tire sizeRim size and bolt patternPressure, psiPrices
195/75 SR1515x6 ET16 5x114.3–TiresRims
205/75 SR1515x6 ET16 5x114.3–TiresRims
225/75 SR1515x6 ET16 5x114.3–TiresRims
235/75 SR1515x6.5 ET0 5x114.3–TiresRims

F-100 300cid

125 hp · 4.9L I6 195/75 SR15 4 fitments
GenerationVII 1980–1983
Power125 hp
Engine4.9L I6, Petrol
Center bore108 mm
PCD5x139.7
Thread1/2" - 20 UNF
Tire sizeRim size and bolt patternPressure, psiPrices
195/75 SR1515x5.5 ET16 5x139.7–TiresRims
205/75 SR1515x5.5 ET16 5x139.7–TiresRims
215/75 SR1515x6 ET16 5x139.7–TiresRims
225/75 SR1515x6 ET16 5x139.7–TiresRims

F-100 300cid Power Brake

125 hp · 4.9L I6 195/75 SR15 4 fitments
GenerationVII 1980–1983
Power125 hp
Engine4.9L I6, Petrol
Center bore70.5 mm
PCD5x114.3
Thread1/2" - 20 UNF
Tire sizeRim size and bolt patternPressure, psiPrices
195/75 SR1515x6 ET16 5x114.3–TiresRims
205/75 SR1515x6 ET16 5x114.3–TiresRims
215/75 SR1515x6 ET16 5x114.3–TiresRims
225/75 SR1515x6 ET16 5x114.3–TiresRims

F-100 302cid

133 hp · 5.0L V8 195/75 SR15 4 fitments
GenerationVII 1980–1983
Power133 hp
Engine5.0L V8, Petrol
Center bore108 mm
PCD5x139.7
Thread1/2" - 20 UNF
Tire sizeRim size and bolt patternPressure, psiPrices
195/75 SR1515x5.5 ET16 5x139.7–TiresRims
205/75 SR1515x5.5 ET16 5x139.7–TiresRims
225/75 SR1515x6 ET16 5x139.7–TiresRims
235/75 SR1515x6.5 ET0 5x139.7–TiresRims

F-100 302cid Power Brake

133 hp · 5.0L V8 195/75 SR15 4 fitments
GenerationVII 1980–1983
Power133 hp
Engine5.0L V8, Petrol
Center bore70.5 mm
PCD5x114.3
Thread1/2" - 20 UNF
Tire sizeRim size and bolt patternPressure, psiPrices
195/75 SR1515x6 ET16 5x114.3–TiresRims
205/75 SR1515x6 ET16 5x114.3–TiresRims
225/75 SR1515x6 ET16 5x114.3–TiresRims
235/75 SR1515x6.5 ET0 5x114.3–TiresRims
Reading the table

What these columns mean

OE fitment
The package fitted at the factory for that trim.
Alternative
A size the car accepts without modification — plus-sizing, winter setups or optional wheels.
Rim size
Rim diameter × width in inches, and the factory offset (ET) in millimetres, e.g. 18x7.5 ET25.
Bolt pattern (PCD)
Number of studs and the diameter of the circle they sit on. It must match exactly.
Center bore
Diameter of the hub hole. Larger aftermarket bores need hub-centric rings.
Pressure
Recommended cold inflation pressure for that axle, in psi.
Staggered
A wider tire on the rear axle than the front. Front-to-back rotation is not possible.
Thread size
Lug bolt or nut thread — needed when buying aftermarket fasteners.

Considering a different size?

Run your OE size against the one you want to see diameter change, ground clearance and speedometer error.