2003 Infiniti Q45 Wheel & Tire Sizes
Complete fitment guide for the 2003 Infiniti Q45: factory tire sizes, compatible wheel diameters, widths and offsets, and the 5x114.3 bolt pattern — for every trim.
Bolt Pattern
5x114.3
Centre Bore
66.1 mm
Lug nuts
M12 x 1.25
TPMS
315 MHz
Factory (OEM) Tire Sizes for the 2003 Infiniti Q45
Click any size to shop tires in stock now — free shipping anywhere in Canada, optional installation at our 5 GTA locations.
2003 Infiniti Q45 Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2003 Infiniti Q45 configuration. Trims with different front and rear specs run a staggered setup.
4.5i · Saloon
Staggered4.5L · V8 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 17–20" | 17–20" |
| Wheel width | 7–9" | 7–10.5" |
| Wheel offset | 33–45 mm | 35–45 mm |
| Tire width | 215–245 mm | 215–245 mm |
2003 Infiniti Q45 Fitment FAQ
What is the bolt pattern on a 2003 Infiniti Q45?
The 2003 Infiniti Q45 uses a 5x114.3 bolt pattern (5 lug nuts on a 114.3 mm circle) with a 66.1 mm centre bore.
What size tires fit a 2003 Infiniti Q45?
Factory (OEM) tire sizes for the 2003 Infiniti Q45 include 215/55R17, 225/55R17, 235/45R18, 235/40R19. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 2003 Infiniti Q45?
Depending on trim, the 2003 Infiniti Q45 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 nut size does a 2003 Infiniti Q45 use?
The 2003 Infiniti Q45 uses M12 x 1.25 lug nuts.
Fitment data is provided as a guide. Always verify sizes against your vehicle's door-jamb placard or with our fitment experts before ordering.