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Vehicle Specification Lookup Tool🔍
The Cadillac XLR tire sizes are P235/50WR18, P235/45WR19 and P235/45VR19 as specified in our data below, organized by trim, option package, and model year.
An example of a Cadillac XLR tire size is the 2004 Cadillac XLR Base Trim with P235/50WR18 tires.
Tire Codes Explained (Ex. P255/55VR17)
P - Denotes the tires intended use. (P = Passenger, LT = Light Truck, T = Temporary, ST = Special Trailer)
255 - Width of the tire tread in millimeters.
55 - Tire Profile. The ratio between the profile (sidewall) height and the width of the tire's tread. It is measured in percent. A lower number is a low profile tire and a higher number has a higher sidewall.
V - Speed Rating. ( ie. U = 125 mph, H = 130 mph, V = 149 mph ... etc)
R - Tire Construction. (R = Radial, B = Bias Belt, D = Diagonal)
17 - Rim (wheel) diameter in inches.
Check out the Tire Sizes specifications for other makes and models.
The 2009 Cadillac XLR tire size is P235/50WR18.
| Trim | Engine | Transmission | Drivetrain | Front Tire Size | Rear Tire Size |
|---|---|---|
| Platinum Roadster | 4.6L | V8 | NORTHSTAR VARIABLE VALVE TIMING DOHC SFI | 6 Spd Auto, Electronically Controlled | RWD | P235/50WR18 | P235/50WR18 |
| V VSeries Roadster | 4.4L | Superchraged | V8 | NORTHSTAR VARIABLE VALVE TIMING DOHC SFI | 6 Spd Auto, Electronically Controlled | RWD | P235/45WR19 | P255/40WR19 |
The 2008 Cadillac XLR tire size is P235/50WR18.
| Trim | Engine | Transmission | Drivetrain | Front Tire Size | Rear Tire Size |
|---|---|---|
| Base Roadster | 4.6L | V8 | NORTHSTAR VARIABLE VALVE TIMING DOHC SFI | 6 Spd Auto, Electronically Controlled | RWD | P235/50WR18 | P235/50WR18 |
| V VSeries Roadster | 4.4L | Superchraged | V8 | NORTHSTAR VARIABLE VALVE TIMING DOHC SFI | 6 Spd Auto | RWD | P235/45WR19 | P255/40WR19 |
The 2007 Cadillac XLR tire size is P235/50WR18.
| Trim | Engine | Transmission | Drivetrain | Front Tire Size | Rear Tire Size |
|---|---|---|
| Base Roadster | 4.6L | V8 | NORTHSTAR DOHC VARIABLE VALVE TIMING SFI | 6 Spd Auto, Electronically Controlled | RWD | P235/50WR18 | P235/50WR18 |
| V VSeries Roadster | 4.4L | Superchraged | V8 | NORTHSTAR DOHC VARIABLE VALVE TIMING SFI | 6 Spd Auto | RWD | P235/45WR19 | P255/40WR19 |
The 2006 Cadillac XLR tire size is P235/50WR18.
| Trim | Engine | Transmission | Drivetrain | Front Tire Size | Rear Tire Size |
|---|---|---|
| Base Roadster | 4.6L | V8 | DOHC SFI VARIABLE VALVE TIMING NORTHSTAR | 5 Spd Auto, Electronically Controlled | RWD | P235/50WR18 | P235/50WR18 |
| V VSeries Roadster | 4.4L | Superchraged | V8 | DOHC SFI VARIABLE VALVE TIMING NORTHSTAR | 6 Spd Auto | RWD | P235/45VR19 | P255/40VR19 |
The 2005 Cadillac XLR tire size is P235/50WR18.
| Trim | Engine | Transmission | Drivetrain | Front Tire Size | Rear Tire Size |
|---|---|---|
| Base Roadster | 4.6L | V8 | DOHC SFI VARIABLE VALVE TIMING NORTHSTAR | 5 Spd Auto, Electronically Controlled | RWD | P235/50WR18 | P235/50WR18 |
The 2004 Cadillac XLR tire size is P235/50WR18.
| Trim | Engine | Transmission | Drivetrain | Front Tire Size | Rear Tire Size |
|---|---|---|
| Base Roadster | 4.6L | V8 | DOHC SFI VARIABLE VALVE TIMING NORTHSTAR | 5 Spd Auto, Electronically Controlled | RWD | P235/50WR18 | P235/50WR18 |

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