Tire specs
- Warranty
- 45,000 miles
- Load index
- 125/122
- Speed rating
- R (106 mph)
- Load range
- E (10-ply)
- Tread depth
- 14.5/32"
- Item #
- 2757018KUM2182233
2025 GMC Sierra 1500 AT4X AEV Edition — LT275/70R18
2025 GMC Sierra 1500 AT4X AEV Edition
- Factory size
- LT275/70R18
- Load / speed
- 115/112Q
2 tire results
Factory-size matches for your vehicleTire specs
- Warranty
- 60,000 miles
- Load index
- 125/122
- Speed rating
- S (112 mph)
- Load range
- E (10-ply)
- Tread depth
- 18/32"
- Item #
- 2757018FAL28840886
What size tires does the 2025 GMC Sierra 1500 AT4X AEV Edition take?
The factory tire size for the 2025 GMC Sierra 1500 AT4X AEV Edition is LT275/70R18.
The catalog lists it at load index 115/112, speed rating Q (up to 99 mph).
| Wheels | Size | Load index | Speed rating |
|---|---|---|---|
| All wheels | LT275/70R18 | 115/112 | Q |
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.