2020 Cadillac CT6-V Wheel & Tire Sizes
Complete fitment guide for the 2020 Cadillac CT6-V: factory tire sizes, compatible wheel diameters, widths and offsets, and the 5x120 bolt pattern — for every trim.
Bolt Pattern
5x120
Centre Bore
66.9 mm
Lug nuts
M14 x 1.5
Torque: 150 Nm
Wheel Diameters
19"–22"
Factory (OEM) Tire Sizes for the 2020 Cadillac CT6-V
Front / square fitments
Click any size to shop tires in stock now — free shipping anywhere in Canada, optional installation at our 5 GTA locations.
2020 Cadillac CT6-V Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2020 Cadillac CT6-V configuration. Trims with different front and rear specs run a staggered setup.
4.2T · Saloon
Staggered4.2L · V8 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 19–22" | 19–22" |
| Wheel width | 8.5–9" | 9.5–10.5" |
| Wheel offset | 25–35 mm | 34–46 mm |
| Tire width | 245–255 mm | 245–255 mm |
2020 Cadillac CT6-V Fitment FAQ
What is the bolt pattern on a 2020 Cadillac CT6-V?
The 2020 Cadillac CT6-V uses a 5x120 bolt pattern (5 lug nuts on a 120 mm circle) with a 66.9 mm centre bore.
What size tires fit a 2020 Cadillac CT6-V?
Factory (OEM) tire sizes for the 2020 Cadillac CT6-V include 245/45R19, 245/40ZR20, 255/35ZR21. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 2020 Cadillac CT6-V?
Depending on trim, the 2020 Cadillac CT6-V accepts wheels from 19" 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 2020 Cadillac CT6-V use?
The 2020 Cadillac CT6-V uses M14 x 1.5 lug nuts, torqued to 150 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.