2010 Cadillac STS Wheel & Tire Sizes
Complete fitment guide for the 2010 Cadillac STS: factory tire sizes, compatible wheel diameters, widths and offsets, and the 5x115 bolt pattern — for every trim.
Bolt Pattern
5x115
Centre Bore
70.3 mm
Lug nuts
M12 x 1.5
Torque: 140 Nm
TPMS
315 MHz
Factory (OEM) Tire Sizes for the 2010 Cadillac STS
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.
2010 Cadillac STS Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2010 Cadillac STS configuration. Trims with different front and rear specs run a staggered setup.
3.6i · Saloon
Staggered3.6L · V6 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 17–22" | 17–22" |
| Wheel width | 7.5–9" | 8–10" |
| Wheel offset | 34–45 mm | 32–51 mm |
| Tire width | 235–245 mm | 255–275 mm |
2010 Cadillac STS Fitment FAQ
What is the bolt pattern on a 2010 Cadillac STS?
The 2010 Cadillac STS uses a 5x115 bolt pattern (5 lug nuts on a 115 mm circle) with a 70.3 mm centre bore.
What size tires fit a 2010 Cadillac STS?
Factory (OEM) tire sizes for the 2010 Cadillac STS include 235/50R17, 235/50ZR17, 235/50ZR18, 245/40ZR19; staggered rear fitments use 255/45ZR17, 255/45ZR18, 275/35ZR19. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 2010 Cadillac STS?
Depending on trim, the 2010 Cadillac STS accepts wheels from 17" up to 22" 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 2010 Cadillac STS use?
The 2010 Cadillac STS uses M12 x 1.5 lug nuts, torqued to 140 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.