2026 Ford F-150: the quick answer
The 2026 Ford F-150 ships with 265/70R17 tires on the base trim — that's an overall diameter of 31.6″. The 265 mm width and 70% sidewall ratio give you 185.5 mm of sidewall cushion between the rim and the road.
Tire fitment
2026 Ford F-150 tire size
The 2026 Ford F-150 base tire size is 265/70R17 — 265 mm wide with a 70% aspect ratio on 17″ rims. 4 OEM sizes are available across trims.
2026 Ford F-150
265/70R1731.6″ overall diameter · 185.5 mm sidewall · ~638 rev/mi
| Trim | Tire size | Rim | Diameter | vs Base |
|---|---|---|---|---|
| XL/XLT ★ | 265/70R17 | 7.5×17″ | 31.6″ (802.8 mm) | — |
| Lariat | 275/65R18 | 8.5×18″ | 32.1″ (814.7 mm) | +1.48% |
| King Ranch/Platinum | 275/60R20 | 8.5×20″ | 33″ (838 mm) | +4.38% |
| Tremor | 275/70R18 | 8.5×18″ | 33.2″ (842.2 mm) | +4.91% |
33-inch all-terrain tires.
Before you buy tires
Match the load index and speed rating from your door-jamb placard — not just the size. If you're switching sizes, keep the overall diameter within ~3% to avoid speedometer error and potential ABS/traction-control issues.
Factory fitment for the 2026 Ford F-150; verify against your door-jamb placard or owner's manual.
FAQ
What tire size does the 2026 Ford F-150 use?
The base 2026 Ford F-150 uses 265/70R17 tires — 265 mm wide, 70% aspect ratio, on 17-inch rims. The overall diameter is 31.6″ (802.8 mm). Higher trims use different sizes — see the table above. Confirm against your door-jamb placard.
Can I use a different tire size on my 2026 F-150?
Yes, within limits. Keep the overall diameter within about 3% of 31.6″ to avoid speedometer error and clearance issues. A wider tire may improve grip, but match the load and speed ratings your F-150 requires.
What is the overall diameter of 265/70R17 tires?
265/70R17 tires have an overall diameter of 31.6″ (802.8 mm), with a 185.5 mm sidewall height. That's about 638 revolutions per mile.
The 2026 Ford F-150 tire sizes shown are OEM factory fitments. Confirm your exact tire size, load rating, and speed rating against the door-jamb placard or owner's manual before buying tires.