2026 BMW Z4 Wheel & Tire Sizes
Complete fitment guide for the 2026 BMW Z4: 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
TPMS
433 MHz
Factory (OEM) Tire Sizes for the 2026 BMW Z4
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 Z4 Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2026 BMW Z4 configuration. Trims with different front and rear specs run a staggered setup.
M40i
Staggered3L
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 18–20" | 18–20" |
| Wheel width | 8.5–9" | 9–10.5" |
| Wheel offset | 25–40 mm | 20–40 mm |
| Tire width | 245–255 mm | 0 mm |
sDrive20i
Staggered2L
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 17–20" | 17–20" |
| Wheel width | 7.5–9" | 8–10.5" |
| Wheel offset | 20–40 mm | 20–40 mm |
| Tire width | 225–255 mm | 0 mm |
sDrive30i
Staggered2L
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 17–20" | 17–20" |
| Wheel width | 7.5–9" | 8–10.5" |
| Wheel offset | 20–40 mm | 20–40 mm |
| Tire width | 225–255 mm | 0 mm |
2026 BMW Z4 Fitment FAQ
What is the bolt pattern on a 2026 BMW Z4?
The 2026 BMW Z4 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 Z4?
Factory (OEM) tire sizes for the 2026 BMW Z4 include 225/50ZR17, 225/50R17, 225/45ZR18, 255/40ZR18, 255/40R18, 255/35ZR19; staggered rear fitments use 225/50R17, 255/45ZR17, 255/45R17, 255/40R18, 255/40ZR18, 275/40ZR18, 275/35ZR19. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 2026 BMW Z4?
Depending on trim, the 2026 BMW Z4 accepts wheels from 17" 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.