1999 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 1999 GMC Yukon

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

  1. 235/75R15 Best-rated standard on 2 trims
  2. 245/75R16 Best-rated standard on 2 trims
  3. 265/65R17 Best-rated optional on 2 trims

TireWheelGuide may earn a commission from purchases made through these links.

Trims sold in 1999
4
Generation
GMT400

4 trims sold in 1999

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

GMC Yukon GMT400

1991–1999 4 trims
Yukon 5.7i +1 variant 255 hp · V8 235/75R15 1 fitment

Same tires and wheels on: 6.5D

Generation
GMT400 · 1991–1999
Power
255 hp
Engine
V8, Petrol
Center bore
78.3 mm
Bolt pattern
5x127
Thread
M14 x 1.5
Tire sizeRim size and bolt patternPressure, psi
235/75R15Rim 15x7 ET31 5x127–
Yukon 5.7i 4WD +1 variant 255 hp · V8 245/75R16 2 fitments

Same tires and wheels on: 6.5D 4WD

Generation
GMT400 · 1991–1999
Power
255 hp
Engine
V8, Petrol
Center bore
78.3 mm
Bolt pattern
6x139.7
Thread
M14 x 1.5
Tire sizeRim size and bolt patternPressure, psi
245/75R16Rim 16x7 ET31 6x139.7–
265/65R17Rim 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.
Trims sold in 1999
4
Generation
GMT400
Other years
All years (1991–2026)

Considering a different size?

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

Open the size calculator