2010 Cadillac STS Tire Size & Pressure
The 2010 Cadillac STS tire size depends on trim: the 3.6 V, AWD takes P235/50R17 95S; the 3.6 V, RWD takes P235/50R17 95V; the 4.6 A, AWD takes 255/45R18 99Y; the 4.6 A, RWD takes P235/50R17 95S, per the factory service manual.
Factory-Spec Tire Size
Varies by trim
- 3.6 V, AWD: P235/50R17 95S
- 3.6 V, RWD: P235/50R17 95V
- 4.6 A, AWD: 255/45R18 99Y
- 4.6 A, RWD: P235/50R17 95S
3.6 V, AWD
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | P235/50R17 95S | Door Placard | — | — |
| All | P235/50R17 95S | Door Placard | — | — |
3.6 V, RWD
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | P235/50R17 95V | Door Placard | — | — |
| All | P235/50ZR18 97W | Door Placard | — | — |
| All | P255/45ZR18 99W | Door Placard | — | — |
| All | 255/45R18 99Y | Door Placard | — | — |
| All | P235/50R17 95V | Door Placard | — | — |
4.6 A, AWD
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 255/45R18 99Y | Door Placard | — | — |
| All | P235/50ZR18 97W | Door Placard | — | — |
| All | P255/45ZR18 99W | Door Placard | — | — |
4.6 A, RWD
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | P235/50R17 95S | Door Placard | — | — |
| All | P235/50R17 95S | Door Placard | — | — |
| All | 255/45R18 99Y | Door Placard | — | — |
| All | P235/50ZR18 97W | Door Placard | — | — |
| All | P255/45ZR18 99W | Door Placard | — | — |
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More STS Specs & Repair Guides
2010 Cadillac STS Factory Service Manual2010 Cadillac STS Oil Type & CapacityPowered by factory manual data from our partner sites AllOEMManuals.com & WhatTypeOfOil.com.
Frequently Asked Questions
What size tires does a 2010 Cadillac STS take?
It depends on the trim: 3.6 V, AWD uses P235/50R17 95S; 3.6 V, RWD uses P235/50R17 95V; 4.6 A, AWD uses 255/45R18 99Y; 4.6 A, RWD uses P235/50R17 95S.
What is the tire pressure for a 2010 Cadillac STS?
Refer to the tire pressure placard on your vehicle's driver side door jamb for exact cold inflation pressures.
What is the bolt pattern on a 2010 Cadillac STS?
Bolt pattern data is available in the factory service manual.