Tire specs
- Warranty
- 70,000 miles
- Load index
- 114
- Speed rating
- T (118 mph)
- Load range
- Standard load (SL)
- Tread depth
- 12.5/32"
- Item #
- 2656518HAN1029959
2026 GMC Sierra 1500 SLT 4WD — 265/65R18
2026 GMC Sierra 1500 SLT 4WD
- Factory size
- 265/65R18
55 tire results
Factory-size matches for your vehicleTire specs
- Warranty
- 70,000 miles
- Load index
- 114
- Speed rating
- H (130 mph)
- Load range
- Standard load (SL)
- Item #
- 2656518BRI014070
Tire specs
- Warranty
- 70,000 miles
- Load index
- 116
- Speed rating
- T (118 mph)
- Load range
- Extra load (XL)
- Tread depth
- 13.4/32"
- Item #
- 2656518NIT224140
Tire specs
- Warranty
- 60,000 miles
- Load index
- 116
- Speed rating
- T (118 mph)
- Load range
- Extra load (XL)
- Tread depth
- 16/32"
- Item #
- 2656518MTP340015003
Tire specs
- Warranty
- 70,000 miles
- Load index
- 116
- Speed rating
- T (118 mph)
- Load range
- Extra load (XL)
- Item #
- 2656518MIC92862
Tire specs
- Warranty
- 65,000 miles
- Load index
- 114
- Speed rating
- T (118 mph)
- Load range
- Standard load (SL)
- Tread depth
- 12.5/32"
- Item #
- 2656518BFG21254
Tire specs
- Warranty
- 55,000 miles
- Load index
- 114
- Speed rating
- T (118 mph)
- Item #
- 2656518UNI57122
Tire specs
- Load index
- 114
- Speed rating
- T (118 mph)
- Load range
- Standard load (SL)
- Tread depth
- 10/32"
- Item #
- 2656518GOO734006640
Tire specs
- Warranty
- 50,000 miles
- Load index
- 114
- Speed rating
- T (118 mph)
- Load range
- Standard load (SL)
- Tread depth
- 11/32"
- Item #
- 2656518MAS177089005
Tire specs
- Warranty
- 70,000 miles
- Load index
- 114
- Speed rating
- T (118 mph)
- Load range
- Standard load (SL)
- Tread depth
- 11/32"
- Item #
- 2656518COO171008062
Tire specs
- Warranty
- 65,000 miles
- Load index
- 114
- Speed rating
- T (118 mph)
- Item #
- 2656518GEN04492250000
Tire specs
- Warranty
- 70,000 miles
- Load index
- 114
- Speed rating
- T (118 mph)
- Load range
- Standard load (SL)
- Item #
- 2656518FIR014050
What size tires does the 2026 GMC Sierra 1500 SLT 4WD take?
The factory tire size for the 2026 GMC Sierra 1500 SLT 4WD is 265/65R18.
This trim is also listed with 275/60R20, 275/50R22. Check which one your vehicle has.
| Wheels | Size | Load index | Speed rating |
|---|---|---|---|
| All wheels | 265/65R18 | — | — |
| All wheels | 275/60R20 | — | — |
| All wheels | 275/50R22 | — | — |
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.