tirewheelguide

1981 Ford Thunderbird tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 4x108 on every 1981 trim.

Tires for the 1981 Ford Thunderbird

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

  1. 195/75R14 Best-rated standard on 2 trims · optional on 2
    Check price on Amazon · 195/75R14
  2. 185/75R14 Best-rated standard on 2 trims
    Check price on Amazon · 185/75R14
  3. 205/70R14 Best-rated optional on 4 trims
    Check price on Amazon · 205/70R14

Also listed: 205/65R15 225/60R15

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Trims sold in 1981
4
Generation
VIII

4 trims sold in 1981

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 Thunderbird VIII

1980–1982 4 trims
Thunderbird 3.3 +1 variant 110 hp · I6 185/75SR14 4 fitments

Same tires and wheels on: 3.8

Generation
VIII · 1980–1982
Power
110 hp
Engine
I6, Petrol
Center bore
63.4 mm
Bolt pattern
4x108
Thread
1/2" - 20 UNF
Check price on Amazon · 185/75R14 Wheels 14x5.5 ET28 · 4x108 · 63.4 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
185/75SR14Rim 14x5.5 ET28 4x10829 psi
195/75SR14Rim 14x6 ET25 4x10829 psi
205/70SR14Rim 14x6 ET25 4x10829 psi
205/65SR15Rim 15x6 ET25 4x10830 psi
Thunderbird 4.2 +1 variant 117 hp · V8 195/75SR14 4 fitments

Same tires and wheels on: 5.0

Generation
VIII · 1980–1982
Power
117 hp
Engine
V8, Petrol
Center bore
63.4 mm
Bolt pattern
4x108
Thread
1/2" - 20 UNF
Check price on Amazon · 195/75R14 Wheels 14x6 ET25 · 4x108 · 63.4 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
195/75SR14Rim 14x6 ET25 4x10829 psi
205/70SR14Rim 14x6 ET25 4x10829 psi
205/65HR15Rim 15x6.5 ET25 4x10830 psi
225/60VR15Rim 15x7 ET20 4x10830 psi
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 1981
4
Generation
VIII
Other years
All years (1955–2005)

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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