2025 Cadillac Optiq Wheel & Tire Sizes
Complete fitment guide for the 2025 Cadillac Optiq: factory tire sizes, compatible wheel diameters, widths and offsets, and the 6x120 bolt pattern — for every trim.
Bolt Pattern
6x120
Centre Bore
67.1 mm
Lug nuts
M14 x 1.5
Torque: 140
TPMS
433 MHz
Factory (OEM) Tire Sizes for the 2025 Cadillac Optiq
OEM sizes
Click any size to shop tires in stock now — free shipping anywhere in Canada, optional installation at our 5 GTA locations.
2025 Cadillac Optiq Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2025 Cadillac Optiq configuration.
Sport 1 EV · EV
Electric
| Spec | Front & Rear |
|---|---|
| Wheel diameter | 18–26" |
| Wheel width | 8.5–10.5" |
| Wheel offset | 5–55 mm |
| Tire width | 245–265 mm |
Sport 2 EV · EV
Electric
| Spec | Front & Rear |
|---|---|
| Wheel diameter | 18–26" |
| Wheel width | 8.5–10.5" |
| Wheel offset | 5–55 mm |
| Tire width | 245–265 mm |
2025 Cadillac Optiq Fitment FAQ
What is the bolt pattern on a 2025 Cadillac Optiq?
The 2025 Cadillac Optiq uses a 6x120 bolt pattern (6 lug nuts on a 120 mm circle) with a 67.1 mm centre bore.
What size tires fit a 2025 Cadillac Optiq?
Factory (OEM) tire sizes for the 2025 Cadillac Optiq include 245/50R20. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 2025 Cadillac Optiq?
Depending on trim, the 2025 Cadillac Optiq accepts wheels from 18" up to 26" 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 2025 Cadillac Optiq use?
The 2025 Cadillac Optiq uses M14 x 1.5 lug nuts, torqued to 140.
Fitment data is provided as a guide. Always verify sizes against your vehicle's door-jamb placard or with our fitment experts before ordering.