Tire specs
- Load index
- 103
- Speed rating
- Y (186 mph)
- Load range
- Extra load (XL)
- Tread depth
- 10/32"
- Item #
- 2554518FAL28033786
2026 Ford Mustang GT — 255/45R18
2026 Ford Mustang GT
- Factory size
- 255/45R18
- Load / speed
- 99W
6 tire results
Factory-size matches for your vehicleTire specs
- Warranty
- 30,000 miles
- Load index
- 103
- Speed rating
- Y (186 mph)
- Load range
- Extra load (XL)
- Item #
- 2554518KUM2364793
Tire specs
- Warranty
- 45,000 miles
- Load index
- 103
- Speed rating
- Y (186 mph)
- Load range
- Extra load (XL)
- Tread depth
- 10/32"
- Item #
- 2554518MIC09799
Tire specs
- Warranty
- 45,000 miles
- Load index
- 103
- Speed rating
- W (168 mph)
- Load range
- Extra load (XL)
- Tread depth
- 9.7/32"
- Item #
- 2554518TOY196540
Continental
ExtremeContact DWS06 Plus
255/45ZR18 103Y XL BW
Ultra High Performance50,000 miles
View tire detailsTire specs
- Warranty
- 50,000 miles
- Load index
- 103
- Speed rating
- Y (186 mph)
- Load range
- Extra load (XL)
- Tread depth
- 10/32"
- Item #
- 2554518CON15573190000
Tire specs
- Load index
- 99
- Speed rating
- W (168 mph)
- Tread depth
- 10/32"
- Item #
- 2554518PIR2245500
What size tires does the 2026 Ford Mustang GT take?
The factory tire size for the 2026 Ford Mustang GT is 255/45R18.
The catalog lists it at load index 99, speed rating W (up to 168 mph).
This trim is also listed with 255/40R19, 255/40R19 front and 275/40R19 rear. Check which one your vehicle has.
| Wheels | Size | Load index | Speed rating |
|---|---|---|---|
| All wheels | 255/45R18 | 99 | W |
| All wheels | 255/40R19 | 96 | W |
| Front | 255/40R19 | 96 | Y |
| Rear | 275/40R19 | 101 | Y |
Confirm the size printed on the sidewall of your current tire or on the tire placard in the driver's door jamb before you buy. Replacement tires should meet or exceed the vehicle's load index and speed rating.