2015 BMW Z4 Wheel & Tire Sizes
Complete fitment guide for the 2015 BMW Z4: factory tire sizes, compatible wheel diameters, widths and offsets, and the 5x120 bolt pattern, for every trim.
Bolt Pattern
5x120
Centre Bore
72.6 mm
Lug bolts
M12 x 1.5
Torque: 115 Nm
TPMS
433 MHz
Factory (OEM) Tire Sizes for the 2015 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.
2015 BMW Z4 Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2015 BMW Z4 configuration. Trims with different front and rear specs run a staggered setup.
sDrive28i · Roadster, 2d (E89)
Staggered2.0L · I4 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 17–20" | 17–20" |
| Wheel width | 8–9" | 9–10.5" |
| Wheel offset | 25–40 mm | 20–40 mm |
| Tire width | 225–235 mm | 255 mm |
sDrive35i · Roadster, 2d (E89)
Staggered3.0L · I6 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 17–20" | 17–20" |
| Wheel width | 8–9" | 9–10.5" |
| Wheel offset | 25–40 mm | 20–40 mm |
| Tire width | 225–235 mm | 255 mm |
sDrive35is · Roadster, 2d (E89)
Staggered3.0L · I6 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 18–20" | 18–20" |
| Wheel width | 8–9" | 9–10.5" |
| Wheel offset | 25–40 mm | 20–40 mm |
| Tire width | 225–235 mm | 255 mm |
2015 BMW Z4 Fitment FAQ
What is the bolt pattern on a 2015 BMW Z4?
The 2015 BMW Z4 uses a 5x120 bolt pattern (5 lug bolts on a 120 mm circle) with a 72.6 mm centre bore.
What size tires fit a 2015 BMW Z4?
Factory (OEM) tire sizes for the 2015 BMW Z4 include 225/45ZR17, 225/45R17, 225/40ZR18, 225/35ZR19; staggered rear fitments use 255/40ZR17, 255/35ZR18, 255/30ZR19. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 2015 BMW Z4?
Depending on trim, the 2015 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.
What lug bolt size does a 2015 BMW Z4 use?
The 2015 BMW Z4 uses M12 x 1.5 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.