GMC Sierra 3500HD V (T1XX)
2020–2023 4 trimsSierra 3500HD 6.6 TD DRW 445 hp · 6.6L V8 · Diesel 235/80R17 117R 1 fitment
- Generation
- GMT T1XX · 2020–2023
- Power
- 445 hp
- Engine
- 6.6L V8, Diesel
- Center bore
- 154.2 mm
- Bolt pattern
- 8x210
- Thread
- M14 x 1.5
| Tire size | Rim size and bolt pattern | Pressure, psi |
|---|---|---|
| 235/80R17 117R | Rim 17x6.5 ET125 8x210 | 70 psi |
How to read 117R: 117 is the load index (up to 2,833 lb / 1,285 kg per tire) and R the speed rating (up to 106 mph / 170 km/h). ET125 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres. Compare offsets in the wheel offset calculator.
Sierra 3500HD 6.6 TD SRW +1 variant 445 hp · 6.6L V8 · Diesel 275/70R18 125S 2 fitments
Same tires and wheels on: 6.6i SRW
- Generation
- GMT T1XX · 2020–2023
- Power
- 445 hp
- Engine
- 6.6L V8, Diesel
- Center bore
- 124.1 mm
- Bolt pattern
- 8x180
- Thread
- M14 x 1.5
| Tire size | Rim size and bolt pattern | Pressure, psi |
|---|---|---|
| 275/70R18 125S | Rim 18x8 ET44 8x180 | – |
| 275/65R20 126S | Rim 20x8.5 ET47 8x180 | – |
How to read 125S: 125 is the load index (up to 3,638 lb / 1,650 kg per tire) and S the speed rating (up to 112 mph / 180 km/h). ET44 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.
Sierra 3500HD 6.6i DRW 401 hp · 6.6L L8T V8 235/80R17 1 fitment
- Generation
- GMT T1XX · 2020–2023
- Power
- 401 hp
- Engine
- 6.6L L8T V8, Petrol
- Center bore
- 154.2 mm
- Bolt pattern
- 8x210
- Thread
- M14 x 1.5
| Tire size | Rim size and bolt pattern | Pressure, psi |
|---|---|---|
| 235/80R17 | Rim 17x6.5 ET125 8x210 | 70 psi |