2026 GMC Yukon XL Wheel & Tire Sizes
Complete fitment guide for the 2026 GMC Yukon XL: factory tire sizes, compatible wheel diameters, widths and offsets, and the 6x139.7 bolt pattern — for every trim.
Bolt Pattern
6x139.7
Centre Bore
77.8 mm
TPMS
315 MHz
Factory (OEM) Tire Sizes for the 2026 GMC Yukon XL
Click any size to shop tires in stock now — free shipping anywhere in Canada, optional installation at our 5 GTA locations.
2026 GMC Yukon XL Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2026 GMC Yukon XL configuration.
3.0 TD
3L
| Spec | Front & Rear |
|---|---|
| Wheel diameter | 18–28" |
| Wheel width | 8.5–11" |
| Wheel offset | 15–28 mm |
| Tire width | 265–305 mm |
5.3i
5.3L
| Spec | Front & Rear |
|---|---|
| Wheel diameter | 18–28" |
| Wheel width | 8.5–11" |
| Wheel offset | 15–28 mm |
| Tire width | 265–305 mm |
6.2i
6.2L
| Spec | Front & Rear |
|---|---|
| Wheel diameter | 18–28" |
| Wheel width | 8.5–11" |
| Wheel offset | 15–28 mm |
| Tire width | 265–305 mm |
2026 GMC Yukon XL Fitment FAQ
What is the bolt pattern on a 2026 GMC Yukon XL?
The 2026 GMC Yukon XL uses a 6x139.7 bolt pattern (6 lug nuts on a 139.7 mm circle) with a 77.8 mm centre bore.
What size tires fit a 2026 GMC Yukon XL?
Factory (OEM) tire sizes for the 2026 GMC Yukon XL include 265/65R18, 275/55R20, 275/60R20, 275/50R22. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 2026 GMC Yukon XL?
Depending on trim, the 2026 GMC Yukon XL accepts wheels from 18" up to 28" in diameter with the correct width and offset — larger diameters typically require lower-profile tires to keep the overall rolling diameter stock.
Fitment data is provided as a guide. Always verify sizes against your vehicle's door-jamb placard or with our fitment experts before ordering.