2023 BMW Alpina B8 Wheel & Tire Sizes
Complete fitment guide for the 2023 BMW Alpina B8: factory tire sizes, compatible wheel diameters, widths and offsets, and the 5x112 bolt pattern — for every trim.
Bolt Pattern
5x112
Centre Bore
66.6 mm
Lug bolts
M14 x 1.25
Torque: 115 Nm
Wheel Diameters
20"–21"
Factory (OEM) Tire Sizes for the 2023 BMW Alpina B8
Front / square fitments
Rear (staggered fitments)
Click any size to shop tires in stock now — free shipping anywhere in Canada, optional installation at our 5 GTA locations.
2023 BMW Alpina B8 Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2023 BMW Alpina B8 configuration. Trims with different front and rear specs run a staggered setup.
B8 · Coupe
Staggered4.4L · V8 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 20–21" | 20–21" |
| Wheel width | 8.5–9" | 9.5–10.5" |
| Wheel offset | 20–35 mm | 35–50 mm |
| Tire width | 235–245 mm | 285 mm |
2023 BMW Alpina B8 Fitment FAQ
What is the bolt pattern on a 2023 BMW Alpina B8?
The 2023 BMW Alpina B8 uses a 5x112 bolt pattern (5 lug bolts on a 112 mm circle) with a 66.6 mm centre bore.
What size tires fit a 2023 BMW Alpina B8?
Factory (OEM) tire sizes for the 2023 BMW Alpina B8 include 245/35ZR21; staggered rear fitments use 285/30ZR21. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 2023 BMW Alpina B8?
Depending on trim, the 2023 BMW Alpina B8 accepts wheels from 20" up to 21" in diameter with the correct width and offset — larger diameters typically require lower-profile tires to keep the overall rolling diameter stock.
What lug bolt size does a 2023 BMW Alpina B8 use?
The 2023 BMW Alpina B8 uses M14 x 1.25 lug bolts, torqued to 115 Nm.
Fitment data is provided as a guide. Always verify sizes against your vehicle's door-jamb placard or with our fitment experts before ordering.