Cadillac CT4 tire size

The most common factory tire size for the Cadillac CT4 is 235/35R19, on 72 of the 74 year and trim fits listed. The table lists every year from 2020 to 2026 and the size each trim was built with. Pick your year and trim to see the tires that fit.

Cadillac CT4 tire sizes by year

Factory tire sizes of the Cadillac CT4 by year and trim
Year	Factory tire size	Trims
2026	235/35R19load index 91, speed rating V	Luxury AWD, Luxury RWD, Premium Luxury AWD, Premium Luxury RWD, Sport AWD, Sport RWD, Sport w/ Brembo Brakes AWD, Sport w/ Brembo Brakes RWD, V (AWD), V (RWD)
	235/40R18load index 91, speed rating V	Premium Luxury AWD, Premium Luxury RWD, Sport AWD, Sport RWD, Sport w/ Brembo Brakes AWD, Sport w/ Brembo Brakes RWD, V (AWD), V (RWD)
	225/45R17load index 91, speed rating V	Luxury AWD, Luxury RWD
2025	235/35R19load index 91, speed rating V	Luxury AWD, Luxury RWD, Premium Luxury AWD, Premium Luxury RWD, Sport AWD, Sport RWD, Sport w/ Brembo Brakes AWD, Sport w/ Brembo Brakes RWD, V (AWD), V (RWD)
	235/40R18load index 91, speed rating V	Premium Luxury AWD, Premium Luxury RWD, Sport AWD, Sport RWD, Sport w/ Brembo Brakes AWD, Sport w/ Brembo Brakes RWD, V (AWD), V (RWD)
	225/45R17load index 91, speed rating V	Luxury AWD, Luxury RWD
2024	235/35R19load index 91, speed rating V	Luxury AWD, Luxury RWD, Premium Luxury AWD, Premium Luxury RWD, Sport AWD, Sport RWD, Sport w/ Brembo Brakes AWD, Sport w/ Brembo Brakes RWD, V (AWD), V (RWD)
	235/40R18load index 91, speed rating V	Premium Luxury AWD, Premium Luxury RWD, Sport AWD, Sport RWD, Sport w/ Brembo Brakes AWD, Sport w/ Brembo Brakes RWD, V (AWD), V (RWD)
	225/45R17load index 91, speed rating V	Luxury AWD, Luxury RWD
2023	235/35R19load index 91, speed rating V	Luxury AWD, Luxury RWD, Premium Luxury AWD, Premium Luxury RWD, Sport AWD, Sport RWD, Sport w/ Brembo Brakes AWD, Sport w/ Brembo Brakes RWD, V (AWD), V (RWD)
	235/40R18load index 91, speed rating V	Premium Luxury AWD, Premium Luxury RWD, Sport AWD, Sport RWD, Sport w/ Brembo Brakes AWD, Sport w/ Brembo Brakes RWD, V (AWD), V (RWD)
	225/45R17load index 91, speed rating V	Luxury AWD, Luxury RWD
2022	235/35R19load index 91, speed rating V	Luxury AWD, Luxury RWD, Premium Luxury AWD, Premium Luxury RWD, Premium Luxury w/ Brembo Brakes AWD, Premium Luxury w/ Brembo Brakes RWD, Sport AWD, Sport RWD, Sport w/ Brembo Brakes AWD, Sport w/ Brembo Brakes RWD, V (AWD), V (RWD)
	235/40R18load index 91, speed rating V	Premium Luxury AWD, Premium Luxury RWD, Premium Luxury w/ Brembo Brakes AWD, Premium Luxury w/ Brembo Brakes RWD, Sport AWD, Sport RWD, Sport w/ Brembo Brakes AWD, Sport w/ Brembo Brakes RWD, V (AWD), V (RWD)
	225/45R17load index 91, speed rating V	Luxury AWD, Luxury RWD
2021	235/35R19	Luxury AWD, Luxury RWD, Premium Luxury AWD, Premium Luxury RWD, Premium Luxury w/ Brembo Brakes AWD, Premium Luxury w/ Brembo Brakes RWD, Sport AWD, Sport RWD, Sport w/ Brembo Brakes AWD, Sport w/ Brembo Brakes RWD, V (AWD), V (RWD)
	235/40R18load index 91, speed rating V	Premium Luxury AWD, Premium Luxury RWD, Premium Luxury w/ Brembo Brakes AWD, Premium Luxury w/ Brembo Brakes RWD, Sport AWD, Sport RWD, Sport w/ Brembo Brakes AWD, Sport w/ Brembo Brakes RWD, V (AWD), V (RWD)
	225/45R17load index 91, speed rating V	Luxury AWD, Luxury RWD
2020	235/35R19	Luxury AWD, Luxury RWD, Premium AWD, Premium RWD, Sport AWD, Sport RWD, V (AWD), V (RWD)
	235/40R18	Premium AWD, Premium Luxury (AWD), Premium Luxury (RWD), Premium RWD, Sport AWD, Sport RWD, V (AWD), V (RWD)
	225/45R17load index 91, speed rating V	Luxury AWD, Luxury RWD

Check your own tire

A trim can be sold with more than one wheel size. The size printed on the sidewall of your current tire, or on the placard in the driver's door jamb, is the one your vehicle has.

How to read your tire size Other Cadillac models