GMC

2022 GMC Sierra 1500 tire sizes

These are the tire sizes the 2022 GMC Sierra 1500 was built with, listed by trim. Find your trim, then confirm the size on your tire's sidewall or door placard.

1 trim verified
18-inch wheels
Source: GMC

AT4X

1 size option

Original equipment
LT265/70R18
32.6 in tall, 18-inch wheel, light truck
Compare with similar sizes for LT265/70R18
Shop LT265/70R18
Search LT265/70R18 at Amazon
Search LT265/70R18 at SimpleTire
We may earn a commission if you buy through these links. It doesn't change the price you pay. Read our affiliate disclosure.

Source: GMC (manufacturer specifications) · checked Oct 26, 2026

Confirm this size on your tire's sidewall or the tire placard on the driver's door jamb before you buy.

Thinking of a size change?

Check overall height and speedometer difference before you switch.

Open the calculator

Popular Sierra 1500 comparisons

You might also need

Digital tire pressure gauge (Amazon search, opens in a new tab)
Check your tire pressure against the number on your door placard.
Portable tire inflator (Amazon search, opens in a new tab)
Top up a low tire at home without a trip to the gas station.
Tire tread depth gauge (Amazon search, opens in a new tab)
Measure how much tread is left before you decide to replace.
Lug wrench or torque wrench (Amazon search, opens in a new tab)
Useful for rotations and tire changes; follow the torque spec in your owner's manual.
TPMS sensor for 2022 GMC Sierra 1500 (Amazon search, opens in a new tab)
Sensor type varies by trim and market; match the part number or frequency of your current sensor.

Paid links to Amazon search results. As an Amazon Associate I earn from qualifying purchases. Read our affiliate disclosure.

AT4X

Other GMC Sierra 1500 years