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Vehicle Specification Lookup Tool🔍
Cadillac OPTIQ Tire Sizes (2025-2027)
The Cadillac OPTIQ tire sizes are 245/50R20 or 275/40R21 as specified in our data below, organized by trim, option package, and model yearas specified in our data below, organized by trim, option package, and model year.
Some examples of Cadillac OPTIQ tire sizes include the 2025 Cadillac OPTIQ Sport w/ 1SH Trim with 245/50R20 tires and the 2026 OPTIQ OPTIQ-V Trim with 275/40R21 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.
2027 Cadillac OPTIQ Tire Sizes
The 2027 Cadillac OPTIQ tire sizes are 245/50R20 and 275/40R21.
| Trim | Engine | Transmission | Drivetrain | Front Tire Size | Rear Tire Size |
|---|---|---|
| Luxury SUV | Electric | RWD | 245/50R20 | 245/50R20 |
| OPTIQ-V SUV | Electric | AWD | 275/40R21 | 275/40R21 |
| Premium Luxury SUV | Electric | RWD | 245/50R20 | 245/50R20 |
| Premium Sport SUV | Electric | RWD | 245/50R20 | 245/50R20 |
| Sport SUV | Electric | RWD | 245/50R20 | 245/50R20 |
2026 Cadillac OPTIQ Tire Sizes
The 2026 Cadillac OPTIQ tire sizes are 245/50R20 and 275/40R21.
| Trim | Engine | Transmission | Drivetrain | Front Tire Size | Rear Tire Size |
|---|---|---|
| Luxury SUV | Electric | RWD | 245/50R20 | 245/50R20 |
| OPTIQ-V SUV | Electric | AWD | 275/40R21 | 275/40R21 |
| Premium Luxury SUV | Electric | RWD | 245/50R20 | 245/50R20 |
| Premium Sport SUV | Electric | RWD | 245/50R20 | 245/50R20 |
| Sport SUV | Electric | RWD | 245/50R20 | 245/50R20 |
2025 Cadillac OPTIQ Tire Sizes
The 2025 Cadillac OPTIQ tire size is 245/50R20.
| Trim | Engine | Drivetrain | Front Tire Size | Rear Tire Size |
|---|---|---|
| Luxury w/ 1SC Electric | AWD | 245/50R20 | 245/50R20 |
| Luxury w/ 1SE Electric | AWD | 245/50R20 | 245/50R20 |
| Sport w/ 1SF Electric | AWD | 245/50R20 | 245/50R20 |
| Sport w/ 1SH Electric | AWD | 245/50R20 | 245/50R20 |
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