BMW Alpina B6 F06/F12/F13
2015–2019 1 trimB6 B6 591 hp · 4.4L N63B44B V8 255/35R20 97Y / 295/30R20 101Y 2 fitments
- Generation
- F06/F12/F13 Facelift · 2015–2019
- Power
- 591 hp
- Engine
- 4.4L N63B44B V8, Petrol
- Center bore
- 72.6 mm
- Bolt pattern
- 5x120
- Thread
- M14 x 1.25
| Tire size | Rim size and bolt pattern | Pressure, psi |
|---|---|---|
| Front255/35R20 97Y | Rim 20x8.5 ET33 | 32 psi |
| Rear295/30R20 101Y | Rim 20x10 ET40 | 32 psi |
| Front255/35R20 97W | Rim 20x8.5 ET33 | 32 psi |
| Rear255/35R20 97W | Rim 20x9.5 ET44 | 32 psi |
How to read 97Y: 97 is the load index (up to 1,609 lb / 730 kg per tire) and Y the speed rating (up to 186 mph / 300 km/h). ET33 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres. Compare offsets in the wheel offset calculator.