tirewheelguide

1978 Ford F-250 tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 8x165.1 on every 1978 trim.

Tires for the 1978 Ford F-250

Sizes most trims come with first. Open your trim below for its exact size.

  1. 235/85R16.5 Best-rated standard on 5 trims
    Check price on Amazon · 235/85R16.5
  2. 265/75R16 Best-rated optional on 5 trims
    Check price on Amazon · 265/75R16
  3. 235/80R17 Best-rated optional on 5 trims
    Check price on Amazon · 235/80R17

Also listed: 245/75R17 265/70R17 265/65R18 275/65R18 285/60R18 285/55R20 275/45R22

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Trims sold in 1978
5
Generation
VI

5 trims sold in 1978

Open a trim for its tire and rim sizes, bolt pattern and tire pressure. Trims with the same tires and wheels share a row.

Ford F-250 VI

1976–1977 5 trims
F-250 4.9 300cid 117 hp · 4.9L I6 235/85R16.5 12 fitments
Generation
Facelift · 1976–1977
Power
117 hp
Engine
4.9L I6, Petrol
Center bore
124.9 mm
Bolt pattern
8x165.1
Thread
1/2" - 20 UNF
Check price on Amazon · 235/85R16.5 Wheels 16.5x6 ET10 · 8x165.1 · 124.9 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
235/85R16.5Rim 16.5x6 ET10 8x165.1–
265/75R16Rim 16x7 ET 8x165.1–
265/75R16Rim 16x7.5 ET 8x165.1–
235/80R17Rim 17x6.5 ET 8x165.1–
245/75R17Rim 17x6.5 ET 8x165.1–
265/70R17Rim 17x7 ET 8x165.1–
265/70R17Rim 17x7.5 ET 8x165.1–
265/65R18Rim 18x7.5 ET 8x165.1–
275/65R18Rim 18x7.5 ET 8x165.1–
285/60R18Rim 18x8 ET 8x165.1–
285/55R20Rim 20x8 ET 8x165.1–
275/45R22Rim 22x8 ET 8x165.1–
F-250 5.0 302cid 130 hp · 5.0L V8 235/85R16.5 12 fitments
Generation
Facelift · 1976–1977
Power
130 hp
Engine
5.0L V8, Petrol
Center bore
124.9 mm
Bolt pattern
8x165.1
Thread
1/2" - 20 UNF
Check price on Amazon · 235/85R16.5 Wheels 16.5x6 ET10 · 8x165.1 · 124.9 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
235/85R16.5Rim 16.5x6 ET10 8x165.1–
265/75R16Rim 16x7 ET 8x165.1–
265/75R16Rim 16x7.5 ET 8x165.1–
235/80R17Rim 17x6.5 ET 8x165.1–
245/75R17Rim 17x6.5 ET 8x165.1–
265/70R17Rim 17x7 ET 8x165.1–
265/70R17Rim 17x7.5 ET 8x165.1–
265/65R18Rim 18x7.5 ET 8x165.1–
275/65R18Rim 18x8 ET 8x165.1–
285/60R18Rim 18x8 ET 8x165.1–
285/55R20Rim 20x8 ET 8x165.1–
275/45R22Rim 22x8 ET 8x165.1–
F-250 5.8 351cid +2 variants 156 hp · 5.8L V8 235/85R16.5 12 fitments

Same tires and wheels on: 6.6 400cid, 7.5 460cid

Generation
Facelift · 1976–1977
Power
156 hp
Engine
5.8L V8, Petrol
Center bore
124.9 mm
Bolt pattern
8x165.1
Thread
1/2" - 20 UNF
Check price on Amazon · 235/85R16.5 Wheels 16.5x6 ET10 · 8x165.1 · 124.9 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
235/85R16.5Rim 16.5x6 ET10 8x165.1–
265/75R16Rim 8x165.1–
265/75R16Rim 8x165.1–
235/80R17Rim 8x165.1–
245/75R17Rim 8x165.1–
265/70R17Rim 8x165.1–
265/70R17Rim 8x165.1–
265/65R18Rim 8x165.1–
275/65R18Rim 8x165.1–
285/60R18Rim 8x165.1–
285/55R20Rim 8x165.1–
275/45R22Rim 8x165.1–
What these columns mean
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.
Thread size
Lug bolt or nut thread — needed when buying aftermarket fasteners.
Trims sold in 1978
5
Generation
VI
Other years
All years (1973–2026)

Considering a different size?

Compare your current tire size with the one you want: diameter change, ground clearance and speedometer error.

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