2012 Subaru Impreza WRX STI Wheel & Tire Sizes
Complete fitment guide for the 2012 Subaru Impreza WRX STI: factory tire sizes, compatible wheel diameters, widths and offsets, and the 5x114.3 bolt pattern, for every trim.
Bolt Pattern
5x114.3
Centre Bore
56.1 mm
Lug nuts
M12 x 1.25
Wheel Diameters
18"–20"
Factory (OEM) Tire Sizes for the 2012 Subaru Impreza WRX STI
Click any size to shop tires in stock now, free shipping anywhere in Canada, optional installation at our 5 GTA locations.
2012 Subaru Impreza WRX STI Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2012 Subaru Impreza WRX STI configuration.
2.5T · Hatchback, 5d
2.5L · F4 · Petrol
| Spec | Front & Rear |
|---|---|
| Wheel diameter | 18–20" |
| Wheel width | 8.5–9.5" |
| Wheel offset | 38–45 mm |
| Tire width | 245 mm |
2012 Subaru Impreza WRX STI Fitment FAQ
What is the bolt pattern on a 2012 Subaru Impreza WRX STI?
The 2012 Subaru Impreza WRX STI uses a 5x114.3 bolt pattern (5 lug nuts on a 114.3 mm circle) with a 56.1 mm centre bore.
What size tires fit a 2012 Subaru Impreza WRX STI?
Factory (OEM) tire sizes for the 2012 Subaru Impreza WRX STI include 245/40R18, 245/35R19. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 2012 Subaru Impreza WRX STI?
Depending on trim, the 2012 Subaru Impreza WRX STI 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.
What lug nut size does a 2012 Subaru Impreza WRX STI use?
The 2012 Subaru Impreza WRX STI 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.