GMC
2026 GMC Sierra 2500HD tire sizes
These are the tire sizes the 2026 GMC Sierra 2500HD was built with, listed by trim. Find your trim, then confirm the size on your tire's sidewall or door placard.
- 7 trims verified
- 17 to 20-inch wheels
- Source: GMC
AT4 4SB
2 size optionsOriginal equipment
33.2 in tall, 18-inch wheel, light truck
Compare with similar sizes for LT275/70R18Shop LT275/70R18
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Original equipment
34.1 in tall, 20-inch wheel, light truck
Compare with similar sizes for LT275/65R20Shop LT275/65R20
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
Confirm this size on your tire's sidewall or the tire placard on the driver's door jamb before you buy.
AT4X 4SG
1 size optionOriginal equipment
34.8 in tall, 18-inch wheel, light truck
Compare with similar sizes for LT305/70R18Shop LT305/70R18
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
Confirm this size on your tire's sidewall or the tire placard on the driver's door jamb before you buy.
Denali 5SA
1 size optionOriginal equipment
34.1 in tall, 20-inch wheel, light truck
Compare with similar sizes for LT275/65R20Shop LT275/65R20
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
Confirm this size on your tire's sidewall or the tire placard on the driver's door jamb before you buy.
Denali Ultimate 5SB
1 size optionOriginal equipment
34.1 in tall, 20-inch wheel, light truck
Compare with similar sizes for LT275/65R20Shop LT275/65R20
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
Confirm this size on your tire's sidewall or the tire placard on the driver's door jamb before you buy.
Pro 1SA
3 size optionsOriginal equipment
31.5 in tall, 17-inch wheel, light truck
Compare with similar sizes for LT245/75R17Shop LT245/75R17
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Original equipment
31.6 in tall, 17-inch wheel, light truck
Compare with similar sizes for LT265/70R17Shop LT265/70R17
We may earn a commission if you buy through these links. It doesn't change the price you pay. Read our affiliate disclosure.
Original equipment
33.2 in tall, 18-inch wheel, light truck
Compare with similar sizes for LT275/70R18Shop LT275/70R18
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
Confirm this size on your tire's sidewall or the tire placard on the driver's door jamb before you buy.
SLE 3SA
4 size optionsOriginal equipment
31.5 in tall, 17-inch wheel, light truck
Compare with similar sizes for LT245/75R17Shop LT245/75R17
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Original equipment
31.6 in tall, 17-inch wheel, light truck
Compare with similar sizes for LT265/70R17Shop LT265/70R17
We may earn a commission if you buy through these links. It doesn't change the price you pay. Read our affiliate disclosure.
Original equipment
33.2 in tall, 18-inch wheel, light truck
Compare with similar sizes for LT275/70R18Shop LT275/70R18
We may earn a commission if you buy through these links. It doesn't change the price you pay. Read our affiliate disclosure.
Original equipment
34.1 in tall, 20-inch wheel, light truck
Compare with similar sizes for LT275/65R20Shop LT275/65R20
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
Confirm this size on your tire's sidewall or the tire placard on the driver's door jamb before you buy.
SLT 4SA
2 size optionsOriginal equipment
33.2 in tall, 18-inch wheel, light truck
Compare with similar sizes for LT275/70R18Shop LT275/70R18
We may earn a commission if you buy through these links. It doesn't change the price you pay. Read our affiliate disclosure.
Original equipment
34.1 in tall, 20-inch wheel, light truck
Compare with similar sizes for LT275/65R20Shop LT275/65R20
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
Confirm this size on your tire's sidewall or the tire placard on the driver's door jamb before you buy.