Cadillac ATS tire size

The most common factory tire size for the Cadillac ATS is 225/40R18 front, 255/35R18 rear, on 49 of the 73 year and trim fits listed. The table lists every year from 2013 to 2019 and the size each trim was built with. Pick your year and trim to see the tires that fit.

Cadillac ATS tire sizes by year

Factory tire sizes of the Cadillac ATS by year and trim
Year	Factory tire size	Trims
2019	225/40R18 front, 255/35R18 rear	2.0 Turbo Coupe AWD, 2.0 Turbo Coupe RWD, 3.6 Coupe AWD, 3.6 Coupe RWD, Coupe, Luxury Coupe, Premium Luxury Coupe
	225/35R19 front, 255/30R19 rear	2.0 Turbo Coupe RWD, 3.6 Coupe RWD
	255/35R18 front, 275/35R18 rear	V Coupe RWD
2018	225/40R18 front, 255/35R18 rear	2.0 Turbo Coupe AWD, 2.0 Turbo Coupe RWD, 2.0 Turbo Sedan RWD, 3.6 Coupe AWD, 3.6 Coupe RWD, 3.6 Sedan RWD, Coupe, Luxury Coupe, Premium Luxury Coupe
	225/40R18	2.0 Turbo Sedan AWD, 2.0 Turbo Sedan RWD, 3.6 Sedan AWD, 3.6 Sedan RWD
	225/45R17	2.0 Turbo Sedan AWD, 2.0 Turbo Sedan RWD, 3.6 Sedan AWD, 3.6 Sedan RWD
	255/35R18 front, 275/35R18 rear	V Coupe RWD, V Sedan RWD
2017	225/40R18 front, 255/35R18 rear	2.0 Turbo Coupe AWD, 2.0 Turbo Coupe RWD, 2.0 Turbo Sedan RWD, 3.6 Coupe AWD, 3.6 Coupe RWD, 3.6 Sedan RWD, Coupe, Luxury Coupe, Premium Luxury Coupe
	225/40R18	2.0 Turbo Sedan AWD, 2.0 Turbo Sedan RWD, 2.5 Sedan RWD, 3.6 Sedan AWD, 3.6 Sedan RWD
	225/45R17	2.0 Turbo Sedan AWD, 2.0 Turbo Sedan RWD, 2.5 Sedan RWD, 3.6 Sedan AWD, 3.6 Sedan RWD
	225/35R19 front, 255/30R19 rear	2.0 Turbo Coupe RWD, 2.0 Turbo Sedan RWD, 3.6 Coupe RWD, 3.6 Sedan RWD
	255/35R18 front, 275/35R18 rear	V Coupe RWD, V Sedan RWD
2016	225/40R18 front, 255/35R18 rear	2.0 Turbo Coupe AWD, 2.0 Turbo Coupe RWD, 2.0 Turbo Sedan RWD, 3.6 Coupe AWD, 3.6 Coupe RWD, 3.6 Sedan RWD, Coupe, Luxury Coupe, Performance Coupe, Premium Coupe (AWD)
	225/40R18	2.0 Turbo Sedan AWD, 2.0 Turbo Sedan RWD, 2.5 Sedan RWD, 3.6 Sedan AWD, 3.6 Sedan RWD
	225/45R17	2.0 Turbo Sedan AWD, 2.0 Turbo Sedan RWD, 2.5 Sedan RWD, 3.6 Sedan AWD, 3.6 Sedan RWD
	255/35R18 front, 275/35R18 rear	V Coupe, V Sedan
2015	225/40R18 front, 255/35R18 rearload index 88, speed rating V	Coupe, Coupe 2.0 AWD, Coupe 2.0 RWD, Coupe 3.6 AWD, Coupe 3.6 RWD, Luxury Coupe, Performance Coupe, Premium Coupe (AWD), Sedan 2.0 RWD, Sedan 3.6 RWD
	225/40R18	Sedan 2.0 AWD, Sedan 2.0 RWD, Sedan 2.5 RWD, Sedan 3.6 AWD, Sedan 3.6 RWD
	225/45R17	Sedan 2.0 AWD, Sedan 2.0 RWD, Sedan 2.5 RWD, Sedan 3.6 AWD, Sedan 3.6 RWD
2014	225/40R18	Sedan 2.0 Turbo AWD, Sedan 2.0 Turbo RWD, Sedan 2.5 RWD, Sedan 3.6 AWD, Sedan 3.6 RWD
	225/45R17	Sedan 2.0 Turbo AWD, Sedan 2.0 Turbo RWD, Sedan 2.5 RWD, Sedan 3.6 AWD, Sedan 3.6 RWD
	225/40R18 front, 255/35R18 rear	Sedan 2.0 Turbo RWD, Sedan 3.6 RWD
2013	225/40R18	Sedan 2.0 Turbo AWD, Sedan 2.0 Turbo RWD, Sedan 2.5 RWD, Sedan 3.6 AWD, Sedan 3.6 RWD
	225/45R17	Sedan 2.0 Turbo AWD, Sedan 2.0 Turbo RWD, Sedan 2.5 RWD, Sedan 3.6 AWD, Sedan 3.6 RWD
	225/40R18 front, 255/35R18 rear	Sedan 2.0 Turbo RWD, Sedan 3.6 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