1991 GMC Yukon tire and wheel sizes, bolt pattern and tire pressure

Bolt patterns 5x127 or 6x139.7, depending on the market version.

Tires for the 1991 GMC Yukon

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

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

1991–1999 2 trims

Yukon 5.7i 200 hp · V8 235/75R15 1 fitment

Check price on Amazon · 235/75R15 Wheels 15x7 ET31 · 5x127 · 78.3 mm on Amazon

Tire size	Rim size and bolt pattern	Pressure, psi
235/75R15	Rim 15x7 ET31 5x127	–

Yukon 5.7i 4WD 200 hp · V8 245/75R16 2 fitments

Check price on Amazon · 245/75R16 Wheels 16x7 ET31 · 6x139.7 · 78.3 mm on Amazon

Tire size	Rim size and bolt pattern	Pressure, psi
245/75R16	Rim 16x7 ET31 6x139.7	–
265/65R17	Rim 17x7.5 ET28 6x139.7	–

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.