Tire specs
- Load index
- 121/118
- Speed rating
- R (106 mph)
- Load range
- E (10-ply)
- Tread depth
- 12/32"
- Item #
- 2457517GOO844077001
2023 GMC Sierra 2500 HD SLE — LT245/75R17
2023 GMC Sierra 2500 HD SLE
- Factory size
- LT245/75R17
- Load / speed
- 121/118R
14 tire results
Factory-size matches for your vehicleTire specs
- Load index
- 121/118
- Speed rating
- R (106 mph)
- Load range
- E (10-ply)
- Item #
- 2457517BRI001341
What size tires does the 2023 GMC Sierra 2500 HD SLE take?
The factory tire size for the 2023 GMC Sierra 2500 HD SLE is LT245/75R17.
The catalog lists it at load index 121/118, speed rating R (up to 106 mph).
This trim is also listed with LT265/70R17, LT275/65R20. Check which one your vehicle has.
| Wheels | Size | Load index | Speed rating |
|---|---|---|---|
| All wheels | LT245/75R17 | 121/118 | R |
| All wheels | LT265/70R17 | 121/118 | Q |
| All wheels | LT275/65R20 | 126/123 | S |
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.