tirewheelguide

2025 GMC Sierra 1500 tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 6x139.7 on every 2025 trim.

Tires for the 2025 GMC Sierra 1500

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

  1. 255/70R17 Best-rated standard on 4 trims · USA, Canada
    Check price on Amazon · 255/70R17
  2. 275/70R18 Best-rated standard on 2 trims · USA
    Check price on Amazon · 275/70R18
  3. 265/70R17 Best-rated optional on 4 trims · USA, Canada
    Check price on Amazon · 265/70R17

Also listed: 265/65R18 275/65R18 275/60R20 275/50R22

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Trims sold in 2025
6
Generation
GMTT1 sold in 2 market versions

6 trims sold in 2025

Sold in 2 market versions with different tire sizes. 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 Sierra 1500 GMTT1

2022–2027 6 trims

USA

5 trims
Sierra 1500 3.0 TD +1 variant 305 hp · 3.0 L I6 Diesel 3.0 L I6 · Diesel 255/70R17 7 fitments

Same tires and wheels on: 5.3i

Generation
GMTT1 Facelift · 2022–2027
Market
USA
Power
305 hp
Engine
3.0 L I6 Diesel 3.0 L I6, Diesel
Center bore
78.1 mm
Bolt pattern
6x139.7
Thread
M14 x 1.5
Check price on Amazon · 255/70R17 Wheels 17x8 ET24 · 6x139.7 · 78.1 mm on Amazon
FitTire sizeRim size and bolt patternPressure, psi
OE255/70R17Rim 17x8 ET24 6x139.735 psi
Alt265/70R17Rim 17x8 ET24 6x139.735 psi
Alt265/70R17Rim 17x8 ET24 6x139.741 psi
Alt265/65R18Rim 18x8.5 ET26 6x139.735 psi
Alt275/65R18Rim 18x8.5 ET26 6x139.735 psi
Alt275/60R20Rim 20x9 ET28 6x139.735 psi
Alt275/50R22Rim 22x9 ET28 6x139.736 psi
Sierra 1500 3.0 TD +1 variant 305 hp · 3.0 L I6 Diesel 3.0 L I6 · Diesel 275/70R18 1 fitment

Same tires and wheels on: 6.2i

Generation
GMTT1 Facelift · 2022–2027
Market
USA
Power
305 hp
Engine
3.0 L I6 Diesel 3.0 L I6, Diesel
Center bore
78.1 mm
Bolt pattern
6x139.7
Thread
M14 x 1.5
Check price on Amazon · 275/70R18 Wheels 18x8.5 ET26 · 6x139.7 · 78.1 mm on Amazon
FitTire sizeRim size and bolt patternPressure, psi
OE275/70R18Rim 18x8.5 ET26 6x139.738 psi
Sierra 1500 6.2i 420 hp · 6.2 L V8 Petrol 6.2 L V8 255/70R17 7 fitments
Generation
GMTT1 Facelift · 2022–2027
Market
USA
Power
420 hp
Engine
6.2 L V8 Petrol 6.2 L V8, Petrol
Center bore
78.1 mm
Bolt pattern
6x139.7
Thread
M14 x 1.5
Check price on Amazon · 255/70R17 Wheels 17x8 ET24 · 6x139.7 · 78.1 mm on Amazon
FitTire sizeRim size and bolt patternPressure, psi
OE255/70R17Rim 17x8 ET24 6x139.735 psi
Alt265/70R17Rim 17x8 ET24 6x139.741 psi
Alt265/70R17Rim 17x8 ET24 6x139.735 psi
Alt265/65R18Rim 18x8.5 ET26 6x139.735 psi
Alt275/65R18Rim 18x8.5 ET26 6x139.735 psi
Alt275/60R20Rim 20x9 ET28 6x139.735 psi
Alt275/50R22Rim 22x9 ET28 6x139.736 psi

Canada

1 trim
Sierra 1500 2.7 Turbo 310 hp · 2.7 L I4 Petrol 2.7 L I4 255/70R17 7 fitments
Generation
GMTT1 Facelift · 2022–2027
Market
Canada
Power
310 hp
Engine
2.7 L I4 Petrol 2.7 L I4, Petrol
Center bore
78.1 mm
Bolt pattern
6x139.7
Thread
M14 x 1.5
Check price on Amazon · 255/70R17 Wheels 17x8 ET24 · 6x139.7 · 78.1 mm on Amazon
FitTire sizeRim size and bolt patternPressure, psi
OE255/70R17Rim 17x8 ET24 6x139.7–
Alt265/70R17Rim 17x8 ET24 6x139.7–
Alt265/70R17Rim 17x8 ET24 6x139.7–
Alt265/65R18Rim 18x8.5 ET26 6x139.7–
Alt275/65R18Rim 18x8.5 ET26 6x139.7–
Alt275/60R20Rim 20x9 ET28 6x139.7–
Alt275/50R22Rim 22x9 ET28 6x139.7–
What these columns mean
OE fitment
The package fitted at the factory for that trim.
Alternative
A size the car accepts without modification — plus-sizing, winter setups or optional wheels.
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 2025
6
Generation
GMTT1 sold in 2 market versions
Other years
All years (1988–2026)

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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