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1981 Mercury Grand Marquis tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 5x114.3 on every 1981 trim.

Tires for the 1981 Mercury Grand Marquis

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

  1. 215/75R14 Best-rated standard on 1 trim
    Check price on Amazon · 215/75R14
  2. 215/70R15 Best-rated optional on 1 trim
    Check price on Amazon · 215/70R15
  3. 225/70R15 Best-rated optional on 1 trim
    Check price on Amazon · 225/70R15

Also listed: 225/60R16 225/55R17

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Trims sold in 1981
1
Generation
I

1 trim sold in 1981

Open a trim for its tire and rim sizes, bolt pattern and tire pressure.

Mercury Grand Marquis I

1979–1991 1 trim
Grand Marquis 5.0 138 hp · 5.0L V8 215/75SR14 6 fitments
Generation
I · 1979–1991
Power
138 hp
Engine
5.0L V8, Petrol
Center bore
70.5 mm
Bolt pattern
5x114.3
Thread
1/2" - 20 UNF
Check price on Amazon · 215/75R14 Wheels 14x6 ET20 · 5x114.3 · 70.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
215/75SR14Rim 14x6 ET20 5x114.332 psi
215/70SR15Rim 15x6.5 ET11.4 5x114.332 psi
215/70SR15Rim 15x6.5 ET8.9 5x114.332 psi
225/70SR15Rim 15x6.5 ET8.9 5x114.332 psi
225/60HR16Rim 16x7 ET6 5x114.332 psi
225/55HR17Rim 17x7 ET12 5x114.332 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
1
Generation
I
Other years
All years (1979–2011)

Considering a different size?

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