Cadillac XT6 tire size

The most common factory tire size for the Cadillac XT6 is 235/55R20, on 41 of the 49 year and trim fits listed. The table lists every year from 2020 to 2025 and the size each trim was built with. Pick your year and trim to see the tires that fit.

Cadillac XT6 tire sizes by year

Factory tire sizes of the Cadillac XT6 by year and trim
Year	Factory tire size	Trims
2025	235/55R20load index 102, speed rating H	Luxury, Luxury AWD, Luxury FWD, Premium Luxury, Premium Luxury AWD, Premium Luxury FWD, Sport, Sport AWD
	265/45R21	Premium Luxury AWD, Premium Luxury FWD, Premium Luxury w/Platinum Pkg., Sport, Sport AWD
	235/65R18load index 106, speed rating H	Luxury, Luxury AWD, Luxury FWD
2024	235/55R20load index 102, speed rating H	Luxury, Luxury AWD, Luxury FWD, Premium Luxury, Premium Luxury AWD, Premium Luxury FWD, Sport, Sport AWD
	265/45R21	Premium Luxury AWD, Premium Luxury FWD, Premium Luxury w/Platinum Pkg., Sport, Sport AWD
	235/65R18load index 106, speed rating H	Luxury, Luxury AWD, Luxury FWD
2023	235/55R20load index 102, speed rating H	Luxury, Luxury AWD, Luxury FWD, Premium Luxury, Premium Luxury AWD, Premium Luxury FWD, Sport, Sport AWD
	265/45R21	Premium Luxury AWD, Premium Luxury FWD, Premium Luxury w/Platinum Pkg., Sport, Sport AWD
	235/65R18load index 106, speed rating H	Luxury, Luxury AWD, Luxury FWD
2022	235/55R20load index 102, speed rating H	Luxury, Premium Luxury, Premium Luxury AWD, Premium Luxury FWD, Sport, Sport AWD
	265/45R21	Premium Luxury AWD, Premium Luxury FWD, Premium Luxury w/Platinum Pkg., Sport
	235/65R18load index 106, speed rating H	Luxury, Luxury AWD, Luxury FWD
2021	235/55R20load index 102, speed rating H	Luxury, Premium Luxury, Premium Luxury AWD, Premium Luxury FWD, Sport, Sport AWD
	235/65R18load index 106, speed rating H	Luxury, Luxury AWD, Luxury FWD
	265/45R21load index 104, speed rating V	Sport, Sport AWD
2020	235/55R20load index 102, speed rating H	Premium Luxury, Premium Luxury AWD, Premium Luxury FWD, Sport, Sport AWD
2020	265/45R21	Premium Luxury AWD, Sport, Sport AWD

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