tirewheelguide

2019 Cadillac CTS tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 5x120 on every 2019 trim.

Tires for the 2019 Cadillac CTS

Sizes most trims come with first. Open your trim below for its exact size.

  1. 245/40R18 front + 275/35R18 rear Best-rated standard on 3 trims · USA, Europe
    Check price on Amazon · 245/40R18 front Check price on Amazon · 275/35R18 rear
  2. 245/45R17 Best-rated standard on 1 trim · optional on 2 · USA, Europe
    Check price on Amazon · 245/45R17
  3. 255/35R19 Best-rated optional on 4 trims · USA, Europe
    Check price on Amazon · 255/35R19

Also listed: 245/40R18 265/35R19 + 295/30R19

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Trims sold in 2019
4
Generation
GM Alpha sold in 2 market versions

4 trims sold in 2019

Sold in 2 market versions with different tire sizes. Open a trim for its tire and rim sizes, bolt pattern and tire pressure.

Cadillac CTS GM Alpha

2014–2019 4 trims

USA

3 trims
CTS 2.0T 268 hp · 2.0L LTG I4 245/40R18 93W / 275/35R18 97W 4 fitments
Generation
GM Alpha · 2014–2019
Market
USA
Power
268 hp
Engine
2.0L LTG I4, Petrol
Center bore
66.9 mm
Bolt pattern
5x120
Thread
M14 x 1.5
Check price on Amazon · 245/40R18 Check price on Amazon · 275/35R18 Wheels 18x8.5 ET34 · 5x120 · 66.9 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
Front245/40R18 93WRim 18x8.5 ET34 5x12033 psi
Rear275/35R18 97WRim 18x9.5 ET46 5x12033 psi
245/45R17 95VRim 17x8.5 ET32 5x12033 psi
245/40R18 93VRim 18x8.5 ET32 5x12033 psi
255/35R19 96VRim 19x8.5 ET34 5x12033 psi

How to read 93W: 93 is the load index (up to 1,433 lb / 650 kg per tire) and W the speed rating (up to 168 mph / 270 km/h). ET34 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres. Compare offsets in the wheel offset calculator.

CTS 3.6i 335 hp · 3.6L LGX V6 245/45R17 95V 5 fitments
Generation
GM Alpha · 2014–2019
Market
USA
Power
335 hp
Engine
3.6L LGX V6, Petrol
Center bore
66.9 mm
Bolt pattern
5x120
Thread
M14 x 1.5
Check price on Amazon · 245/45R17 Wheels 17x8.5 ET32 · 5x120 · 66.9 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
245/45R17 95VRim 17x8.5 ET32 5x12033 psi
245/40R18 93VRim 18x8.5 ET32 5x12033 psi
255/35R19 96VRim 19x8.5 ET34 5x12036 psi
245/40R18 93YRim 18x9.5 ET46 5x12033 psi
255/35R19 96YRim 19x9.5 ET44 5x12036 psi

How to read 95V: 95 is the load index (up to 1,521 lb / 690 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET32 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

CTS 3.6T 420 hp · 3.6L LF3 V6 245/40R18 93Y / 275/35R18 95Y 3 fitments
Generation
GM Alpha · 2014–2019
Market
USA
Power
420 hp
Engine
3.6L LF3 V6, Petrol
Center bore
66.9 mm
Bolt pattern
5x120
Thread
M14 x 1.5
Check price on Amazon · 245/40R18 Check price on Amazon · 275/35R18 Wheels 18x8.5 ET32 · 5x120 · 66.9 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
Front245/40R18 93YRim 18x8.5 ET32 5x12033 psi
Rear275/35R18 95YRim 18x9.5 ET46 5x12036 psi
Front265/35R19 94YRim 19x9.5 ET23 5x12036 psi
Rear295/30R19 100YRim 19x10 ET39 5x12036 psi
255/35R19 93YRim 19x8.5 ET34 5x12033 psi

How to read 93Y: 93 is the load index (up to 1,433 lb / 650 kg per tire) and Y the speed rating (up to 186 mph / 300 km/h). ET32 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Europe

1 trim
CTS 2.0T 237 hp · 2.0L LTG I4 245/40R18 93W / 275/35R18 97W 4 fitments
Generation
GM Alpha · 2014–2019
Market
Europe
Power
237 hp
Engine
2.0L LTG I4, Petrol
Center bore
66.9 mm
Bolt pattern
5x120
Thread
M14 x 1.5
Check price on Amazon · 245/40R18 Check price on Amazon · 275/35R18 Wheels 18x8.5 ET34 · 5x120 · 66.9 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
Front245/40R18 93WRim 18x8.5 ET34 5x12033 psi
Rear275/35R18 97WRim 18x9.5 ET46 5x12033 psi
245/45R17 95VRim 17x8.5 ET32 5x12033 psi
245/40R18 93VRim 18x8.5 ET32 5x12033 psi
255/35R19 96VRim 19x8.5 ET34 5x12033 psi

How to read 93W: 93 is the load index (up to 1,433 lb / 650 kg per tire) and W the speed rating (up to 168 mph / 270 km/h). ET34 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

What these columns mean
Rim size
Rim diameter × width in inches, and the factory offset (ET) in millimetres, e.g. 18x7.5 ET25.
Bolt pattern (PCD)
Number of studs and the diameter of the circle they sit on. It must match exactly.
Center bore
Diameter of the hub hole. Larger aftermarket bores need hub-centric rings.
Pressure
Recommended cold inflation pressure for that axle, in psi.
Staggered
A wider tire on the rear axle than the front. Front-to-back rotation is not possible.
Thread size
Lug bolt or nut thread — needed when buying aftermarket fasteners.
Trims sold in 2019
4
Generation
GM Alpha sold in 2 market versions
Other years
All years (2002–2019)

Considering a different size?

Compare your current tire size with the one you want: diameter change, ground clearance and speedometer error.

Open the size calculator

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