Tire fitment
The 2024-2026 Ford Mustang base tire size is 235/55R17 — 235 mm wide with a 55% aspect ratio on 17″ rims. 4 OEM sizes are available across trims.
2024-2026 Ford Mustang
235/55R1727.2″ overall diameter · 129.3 mm sidewall · ~742 rev/mi
| Trim | Tire size | Rim | Diameter | vs Base |
|---|---|---|---|---|
| EcoBoost ★ | 235/55R17 | 7.5×17″ | 27.2″ (690.3 mm) | — |
| GT | 255/45R18 | 8.5×18″ | 27″ (686.7 mm) | -0.52% |
| Dark Horse (front) | 275/40R19 | 10×19″ | 27.7″ (702.6 mm) | +1.78% |
| Dark Horse (rear) | 305/35R19 | 11×19″ | 27.4″ (696.1 mm) | +0.84% |
Staggered: 275/40R19 front, 305/35R19 rear.
The 2024-2026 Ford Mustang ships with 235/55R17 tires on the base trim — that's an overall diameter of 27.2″. The 235 mm width and 55% sidewall ratio give you 129.3 mm of sidewall cushion between the rim and the road.
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 2024-2026 Ford Mustang; verify against your door-jamb placard or owner's manual.
The base 2024-2026 Ford Mustang uses 235/55R17 tires — 235 mm wide, 55% aspect ratio, on 17-inch rims. The overall diameter is 27.2″ (690.3 mm). Higher trims use different sizes — see the table above. Confirm against your door-jamb placard.
Yes, within limits. Keep the overall diameter within about 3% of 27.2″ to avoid speedometer error and clearance issues. A wider tire may improve grip, but match the load and speed ratings your Mustang requires.
235/55R17 tires have an overall diameter of 27.2″ (690.3 mm), with a 129.3 mm sidewall height. That's about 742 revolutions per mile.
The 2024-2026 Ford Mustang 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.