tirewheelguide

1990 MINI Cooper tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 4x101.6 on every 1990 trim.

Tires for the 1990 MINI Cooper

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

  1. 145/70R12 Best-rated standard on 1 trim
    Check price on Amazon · 145/70R12
  2. 145xR10 optional on 1 trim
    Check price on Amazon · 145xR10
  3. 165/70R10 Best-rated optional on 1 trim
    Check price on Amazon · 165/70R10

Also listed: 165/60R12 175/50R13

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Trims sold in 1990
1
Generation
ADO20, Mk2, Mk1

1 trim sold in 1990

Open a trim for its tire and rim sizes, bolt pattern and tire pressure.

MINI Cooper ADO20, Mk2, Mk1

1990–1995 1 trim
Cooper Mini 40 hp · I4 145/70SR12 6 fitments
Generation
ADO20 Mk1 · 1990–1995
Power
40 hp
Engine
I4, Petrol
Center bore
56.5 mm
Bolt pattern
4x101.6
Thread
3/8" - 24 UNF
Check price on Amazon · 145/70R12 Wheels 12x4.5 ET14 · 4x101.6 · 56.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
145/70SR12Rim 12x4.5 ET14 4x101.6–
145x SR10Rim 10x3.5 ET24 4x101.6–
165/70SR10Rim 10x4.5 ET14 4x101.6–
165/60SR12Rim 12x5 ET14 4x101.6–
175/50SR13Rim 13x5.5 ET10 4x101.6–
175/50SR13Rim 13x6 ET0 4x101.6–
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.
Thread size
Lug bolt or nut thread — needed when buying aftermarket fasteners.
Trims sold in 1990
1
Generation
ADO20, Mk2, Mk1
Other years
All years (1990–2026)

Considering a different size?

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

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