2026 BMW i4 Wheel & Tire Sizes
Complete fitment guide for the 2026 BMW i4: 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
Wheel Diameters
18"–20"
Factory (OEM) Tire Sizes for the 2026 BMW i4
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.
2026 BMW i4 Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2026 BMW i4 configuration. Trims with different front and rear specs run a staggered setup.
eDrive35
Staggered| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 18–20" | 18–20" |
| Wheel width | 7.5–8.5" | 9–10" |
| Wheel offset | 30–36 mm | 35–42 mm |
| Tire width | 225–255 mm | 0 mm |
eDrive40
Staggered| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 18–20" | 18–20" |
| Wheel width | 7.5–8.5" | 9–10" |
| Wheel offset | 30–36 mm | 35–42 mm |
| Tire width | 225–255 mm | 0 mm |
M50
Staggered| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 18–20" | 18–20" |
| Wheel width | 7.5–8.5" | 9–10" |
| Wheel offset | 30–36 mm | 35–42 mm |
| Tire width | 225–255 mm | 0 mm |
xDrive40
Staggered| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 18–20" | 18–20" |
| Wheel width | 7.5–8.5" | 9–10" |
| Wheel offset | 30–36 mm | 35–42 mm |
| Tire width | 225–255 mm | 0 mm |
2026 BMW i4 Fitment FAQ
What is the bolt pattern on a 2026 BMW i4?
The 2026 BMW i4 uses a 5x112 bolt pattern (5 lug nuts on a 112 mm circle) with a 66.6 mm centre bore.
What size tires fit a 2026 BMW i4?
Factory (OEM) tire sizes for the 2026 BMW i4 include 225/55ZR17, 225/55R17, 225/50R18, 245/45R18, 245/45ZR18, 245/40ZR19, 245/35ZR20, 255/35ZR20; staggered rear fitments use 255/45ZR18, 255/40ZR19, 255/35ZR20, 285/30ZR20. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 2026 BMW i4?
Depending on trim, the 2026 BMW i4 accepts wheels from 18" up to 20" in diameter with the correct width and offset, larger diameters typically require lower-profile tires to keep the overall rolling diameter stock.
Fitment data is provided as a guide. Always verify sizes against your vehicle's door-jamb placard or with our fitment experts before ordering.