tirewheelguide

2018 Smart Forfour tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 4x100 on every 2018 trim.

Tires for the 2018 Smart Forfour

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

  1. 165/65R15 Best-rated standard on 2 trims · Europe
    Check price on Amazon · 165/65R15
  2. 185/45R17 front + 205/40R17 rear Best-rated standard on 2 trims · Europe, Japan
    Check price on Amazon · 185/45R17 front Check price on Amazon · 205/40R17 rear
  3. 165/65R15 front + 185/60R15 rear Best-rated standard on 1 trim · Europe
    Check price on Amazon · 165/65R15 front Check price on Amazon · 185/60R15 rear

Also listed: 185/45R17 185/50R16 185/50R16 + 205/45R16

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Trims sold in 2018
6
Generation
II (W453) sold in 2 market versions

6 trims sold in 2018

Sold in 2 market versions with different tire sizes. Open a trim for its tire and rim sizes, bolt pattern and tire pressure. Trims with the same tires and wheels share a row.

Smart Forfour II (W453)

2014–2022 6 trims

Europe

4 trims
Forfour 0.9 Turbo 89 hp · 0.9L M 281.910 I3 165/65R15 81T / 185/60R15 84T 2 fitments
Generation
W453 · 2014–2022
Market
Europe
Power
89 hp
Engine
0.9L M 281.910 I3, Petrol
Center bore
60.1 mm
Bolt pattern
4x100
Thread
M12 x 1.5
Check price on Amazon · 165/65R15 Check price on Amazon · 185/60R15 Wheels 15x5 ET32 · 4x100 · 60.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
Front165/65R15 81TRim 15x5 ET32 4x10029 psi
Rear185/60R15 84TRim 15x5.5 ET42 4x10036 psi
Front185/50R16 81TRim 16x6 ET44 4x10029 psi
Rear205/45R16 83TRim 16x6.5 ET40 4x10036 psi

How to read 81T: 81 is the load index (up to 1,019 lb / 462 kg per tire) and T the speed rating (up to 118 mph / 190 km/h). ET32 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Forfour 0.9 Turbo 107 hp · 0.9L M 281.910 I3 185/45R17 78H / 205/40R17 80H 2 fitments
Generation
W453 · 2014–2022
Market
Europe
Power
107 hp
Engine
0.9L M 281.910 I3, Petrol
Center bore
60.1 mm
Bolt pattern
4x100
Thread
M12 x 1.5
Check price on Amazon · 185/45R17 Check price on Amazon · 205/40R17 Wheels 17x6 ET39 · 4x100 · 60.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
Front185/45R17 78HRim 17x6 ET39 4x10029 psi
Rear205/40R17 80HRim 17x7 ET43 4x10036 psi
Front185/50R16 81TRim 16x6 ET44 4x10029 psi
Rear205/45R16 83TRim 16x6.5 ET40 4x10036 psi

How to read 78H: 78 is the load index (up to 937 lb / 425 kg per tire) and H the speed rating (up to 130 mph / 210 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Forfour 1.0i +1 variant 70 hp · 1.0L M 281.920 I3 165/65R15 81T 2 fitments

Same tires and wheels on: EV

Generation
W453 · 2014–2022
Market
Europe
Power
70 hp
Engine
1.0L M 281.920 I3, Petrol
Center bore
60.1 mm
Bolt pattern
4x100
Thread
M12 x 1.5
Check price on Amazon · 165/65R15 Wheels 15x5.5 ET42 · 4x100 · 60.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
165/65R15 81TRim 15x5.5 ET42 4x10029 psi
185/50R16 81TRim 16x6.5 ET40 4x10029 psi

How to read 81T: 81 is the load index (up to 1,019 lb / 462 kg per tire) and T the speed rating (up to 118 mph / 190 km/h). ET42 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Japan

2 trims
Forfour 0.9 Turbo (ABA-453062) 107 hp · 0.9L M 281.910 I3 185/45R17 78H / 205/40R17 80H 2 fitments
Generation
W453 · 2014–2022
Market
Japan
Power
107 hp
Engine
0.9L M 281.910 I3, Petrol
Center bore
60.1 mm
Bolt pattern
4x100
Thread
M12 x 1.5
Check price on Amazon · 185/45R17 Check price on Amazon · 205/40R17 Wheels 17x6 ET39 · 4x100 · 60.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
Front185/45R17 78HRim 17x6 ET39 4x10029 psi
Rear205/40R17 80HRim 17x7 ET43 4x10036 psi
Front185/50R16 81TRim 16x6 ET44 4x10029 psi
Rear205/45R16 83TRim 16x6.5 ET40 4x10036 psi

How to read 78H: 78 is the load index (up to 937 lb / 425 kg per tire) and H the speed rating (up to 130 mph / 210 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Forfour 0.9 Turbo (DBA-453044) 89 hp · 0.9L M 281.910 I3 185/45R17 78H 2 fitments
Generation
W453 · 2014–2022
Market
Japan
Power
89 hp
Engine
0.9L M 281.910 I3, Petrol
Center bore
60.1 mm
Bolt pattern
4x100
Thread
M12 x 1.5
Check price on Amazon · 185/45R17 Wheels 17x7 ET43 · 4x100 · 60.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
185/45R17 78HRim 17x7 ET43 4x10029 psi
185/50R16 81TRim 16x6.5 ET40 4x10029 psi

How to read 78H: 78 is the load index (up to 937 lb / 425 kg per tire) and H the speed rating (up to 130 mph / 210 km/h). ET43 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 2018
6
Generation
II (W453) sold in 2 market versions
Other years
All years (2004–2022)

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