The 2016 Cadillac ATS tire size depends on trim: the Base, 2D Coupe, RWD, Automatic Trans takes 225/40R18 88V; the Base, 2D Coupe, AWD takes 225/40R18 88V; the Base, 2D Coupe, RWD, Standard Trans takes 225/40R18 88V; the Base, 4D Sedan, 2.0L Eng VIN X, RWD, Automatic Trans takes P225/45R17 90H; the Base, 4D Sedan, 2.0L Eng VIN X, RWD, Standard Trans takes P225/45R17 90H; the Base, 4D Sedan, 2.0L Eng VIN X, AWD takes P225/45R17 90H; the Performance, 2D Coupe, 3.6L Eng VIN S, AWD takes 225/40R18 88V; the Luxury, 4D Sedan, 2.0L Eng VIN X, RWD, Automatic Trans takes P225/45R17 90H; the Luxury, 2D Coupe, 3.6L Eng VIN S, RWD takes 225/40R18 88V; the Luxury, 4D Sedan, 3.6L Eng VIN S, RWD takes P225/45R17 90H; the Performance, 2D Coupe, 2.0L Eng VIN X, RWD, Standard Trans takes 225/40R18 88V; the Luxury, 2D Coupe, 3.6L Eng VIN S, AWD takes 225/40R18 88V; the Performance, 2D Coupe, 2.0L Eng VIN X, AWD takes 225/40R18 88V; the Performance, 2D Coupe, 2.0L Eng VIN X, RWD, Automatic Trans takes 225/40R18 88V; the Luxury, 2D Coupe, 2.0L Eng VIN X, AWD takes 225/40R18 88V; the Performance, 4D Sedan, 2.0L Eng VIN X, RWD, Automatic Trans takes P225/45R17 90H; the Luxury, 4D Sedan, 2.0L Eng VIN X, AWD takes P225/45R17 90H; the Performance, 2D Coupe, 3.6L Eng VIN S, RWD takes 225/40R18 88V; the Performance, 4D Sedan, 2.0L Eng VIN X, AWD takes P225/45R17 90H; the Base, 4D Sedan, 2.5L Eng VIN A takes P225/45R17 90H; the Luxury, 4D Sedan, 2.0L Eng VIN X, RWD, Standard Trans takes P225/45R17 90H; the Luxury, 4D Sedan, 2.5L Eng VIN A takes P225/45R17 90H; the Luxury, 4D Sedan, 3.6L Eng VIN S, AWD takes P225/45R17 90H; the Luxury, 2D Coupe, 2.0L Eng VIN X, RWD, Automatic Trans takes 225/40R18 88V; the Premium, 2D Coupe, 2.0L Eng VIN X, RWD, Automatic Trans takes 225/40RF18 88W; the Premium, 4D Sedan, 3.6L Eng VIN S, AWD takes 225/40R18 92V XL; the Premium, 2D Coupe, 2.0L Eng VIN X, RWD, Standard Trans takes 225/40RF18 88W; the Premium, 4D Sedan, 3.6L Eng VIN S, RWD takes 225/40RF18 88W; the Performance, 4D Sedan, 2.0L Eng VIN X, RWD, Standard Trans takes P225/45R17 90H; the Performance, 4D Sedan, 3.6L Eng VIN S, AWD takes P225/45R17 90H; the Luxury, 2D Coupe, 2.0L Eng VIN X, RWD, Standard Trans takes 225/40R18 88V; the Premium, 2D Coupe, 2.0L Eng VIN X, AWD takes 225/40R18 88V; the Performance, 4D Sedan, 3.6L Eng VIN S, RWD takes P225/45R17 90H; the V, 2D Coupe, Automatic Trans takes 255/35ZR18 (94Y) XL; the Premium, 2D Coupe, 3.6L Eng VIN S, RWD takes 225/40RF18 88W; the Premium, 4D Sedan, 2.0L Eng VIN X, RWD, Automatic Trans takes 225/40RF18 88W; the Premium, 2D Coupe, 3.6L Eng VIN S, AWD takes 225/40R18 88V; the V, 4D Sedan, Standard Trans takes 255/35ZR18 (94Y) XL; the V, 2D Coupe, Standard Trans takes 255/35ZR18 (94Y) XL; the V, 4D Sedan, Automatic Trans takes 255/35ZR18 (94Y) XL; the Premium, 4D Sedan, 2.0L Eng VIN X, AWD takes 225/40R18 92V XL; the Premium, 4D Sedan, 2.0L Eng VIN X, RWD, Standard Trans takes 225/40RF18 88W, per the factory service manual.
Base, 4D Sedan, 2.0L Eng VIN X, RWD, Automatic Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Base, 4D Sedan, 2.0L Eng VIN X, RWD, Standard Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Base, 4D Sedan, 2.0L Eng VIN X, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Performance, 2D Coupe, 3.6L Eng VIN S, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 88V
Door Placard
—
—
All
255/35R18 90V
Door Placard
—
—
Luxury, 4D Sedan, 2.0L Eng VIN X, RWD, Automatic Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Luxury, 2D Coupe, 3.6L Eng VIN S, RWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 88V
Door Placard
—
—
All
255/35R18 90V
Door Placard
—
—
Luxury, 4D Sedan, 3.6L Eng VIN S, RWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Performance, 2D Coupe, 2.0L Eng VIN X, RWD, Standard Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 88V
Door Placard
—
—
All
255/35R18 90V
Door Placard
—
—
Luxury, 2D Coupe, 3.6L Eng VIN S, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 88V
Door Placard
—
—
All
255/35R18 90V
Door Placard
—
—
Performance, 2D Coupe, 2.0L Eng VIN X, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 88V
Door Placard
—
—
All
255/35R18 90V
Door Placard
—
—
Performance, 2D Coupe, 2.0L Eng VIN X, RWD, Automatic Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 88V
Door Placard
—
—
All
255/35R18 90V
Door Placard
—
—
Luxury, 2D Coupe, 2.0L Eng VIN X, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 88V
Door Placard
—
—
All
255/35R18 90V
Door Placard
—
—
Performance, 4D Sedan, 2.0L Eng VIN X, RWD, Automatic Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Luxury, 4D Sedan, 2.0L Eng VIN X, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Performance, 2D Coupe, 3.6L Eng VIN S, RWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 88V
Door Placard
—
—
All
255/35R18 90V
Door Placard
—
—
Performance, 4D Sedan, 2.0L Eng VIN X, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Base, 4D Sedan, 2.5L Eng VIN A
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Luxury, 4D Sedan, 2.0L Eng VIN X, RWD, Standard Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Luxury, 4D Sedan, 2.5L Eng VIN A
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Luxury, 4D Sedan, 3.6L Eng VIN S, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Luxury, 2D Coupe, 2.0L Eng VIN X, RWD, Automatic Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 88V
Door Placard
—
—
All
255/35R18 90V
Door Placard
—
—
Premium, 2D Coupe, 2.0L Eng VIN X, RWD, Automatic Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40RF18 88W
Door Placard
—
—
All
255/35RF18 90W
Door Placard
—
—
Premium, 4D Sedan, 3.6L Eng VIN S, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 92V XL
Door Placard
—
—
Premium, 2D Coupe, 2.0L Eng VIN X, RWD, Standard Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40RF18 88W
Door Placard
—
—
All
255/35RF18 90W
Door Placard
—
—
Premium, 4D Sedan, 3.6L Eng VIN S, RWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40RF18 88W
Door Placard
—
—
All
255/35RF18 90W
Door Placard
—
—
Performance, 4D Sedan, 2.0L Eng VIN X, RWD, Standard Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Performance, 4D Sedan, 3.6L Eng VIN S, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
Luxury, 2D Coupe, 2.0L Eng VIN X, RWD, Standard Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 88V
Door Placard
—
—
All
255/35R18 90V
Door Placard
—
—
Premium, 2D Coupe, 2.0L Eng VIN X, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 88V
Door Placard
—
—
All
255/35R18 90V
Door Placard
—
—
Performance, 4D Sedan, 3.6L Eng VIN S, RWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
P225/45R17 90H
Door Placard
—
—
V, 2D Coupe, Automatic Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
255/35ZR18 (94Y) XL
Door Placard
—
—
All
275/35ZR18 (99Y) XL
Door Placard
—
—
All
255/35ZR18 (94Y) XL
Door Placard
—
—
All
275/35ZR18 (99Y) XL
Door Placard
—
—
Premium, 2D Coupe, 3.6L Eng VIN S, RWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40RF18 88W
Door Placard
—
—
All
255/35RF18 90W
Door Placard
—
—
Premium, 4D Sedan, 2.0L Eng VIN X, RWD, Automatic Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40RF18 88W
Door Placard
—
—
All
255/35RF18 90W
Door Placard
—
—
Premium, 2D Coupe, 3.6L Eng VIN S, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 88V
Door Placard
—
—
All
255/35R18 90V
Door Placard
—
—
V, 4D Sedan, Standard Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
255/35ZR18 (94Y) XL
Door Placard
—
—
All
275/35ZR18 (99Y) XL
Door Placard
—
—
All
255/35ZR18 (94Y) XL
Door Placard
—
—
All
275/35ZR18 (99Y) XL
Door Placard
—
—
V, 2D Coupe, Standard Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
255/35ZR18 (94Y) XL
Door Placard
—
—
All
275/35ZR18 (99Y) XL
Door Placard
—
—
All
255/35ZR18 (94Y) XL
Door Placard
—
—
All
275/35ZR18 (99Y) XL
Door Placard
—
—
V, 4D Sedan, Automatic Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
255/35ZR18 (94Y) XL
Door Placard
—
—
All
275/35ZR18 (99Y) XL
Door Placard
—
—
All
255/35ZR18 (94Y) XL
Door Placard
—
—
All
275/35ZR18 (99Y) XL
Door Placard
—
—
Premium, 4D Sedan, 2.0L Eng VIN X, AWD
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40R18 92V XL
Door Placard
—
—
Premium, 4D Sedan, 2.0L Eng VIN X, RWD, Standard Trans
Tire Specifications
Position
Tire Size
Pressure
Load Index
Speed Rating
All
225/40RF18 88W
Door Placard
—
—
All
255/35RF18 90W
Door Placard
—
—
Where to Buy & Install Tires for Your 2016 Cadillac ATS
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