Buy 225/55 R12 Tyres

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WR068

225/55R12 N (112)
  • C
    Fuel Efficiency
    Fuel Efficiency / Rolling Resistance: C

    How much fuel the tyre uses as it rolls. Graded A to E, where A is the most efficient and E the least.

  • C
    Wet Grip
    Wet Grip / Braking Performance: C

    How well the tyre stops in the wet. Graded A to E, where A is the shortest stopping distance. Each grade is worth roughly 3 metres, about a car length.

  • B72 dB
    External Noise
    Noise Emission / Exterior Noise: B (72 dB)

    How loud the tyre is from outside the car, measured in decibels. Graded A to C, where A is the quietest.

  • Tick Icon Van
    Van tyre:

    Designed for vans and light commercial vehicles and the extra load they carry.

Fit from:16-11-2026
Fully Fitted Price
£97.60
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Comparing 225/55 R12 Tyres

  • 1summer tyre
  • CEU wet grip
  • 72EU road noise (dB)

Load and speed ratings on sale

RatingMax load per tyreTop speedTyres
112N1,120 kg87 mph1

225/55 R12 Size Guide

Tyres.co.uk stocks 225/55 R12 tyres. 225mm is the width. 55 is the sidewall aspect ratio, so the sidewall is 55% of 225mm, or 124mm. R12 is for a radial tyre that fits a 12-inch rim, which gives an overall diameter of 552mm. A tyre this wide on a 12-inch rim is mostly fitted to trailers, so match the load index on your current tyres.

Part of the sizeValueWhat it means
Section width 225 The width of the tyre across the tread, measured in millimetres.
Profile (aspect ratio) 55 Sidewall height as a percentage of the width - here, 55% of 225 mm (about 124 mm).
Construction R Radial construction, which is what nearly all road tyres use.
Rim diameter 12 The wheel diameter the tyre fits, measured in inches.
Your tyre dimensions
MeasurementValue
Sidewall height 123.8 mm (4.87 in)
Overall diameter 552 mm (21.7 in)
Circumference 1,735 mm (68.3 in)
Revolutions 928 per mile · 576 per km
Similar sizes
SizeOverall diameter
155/80 R12 553 mm · +0.1%
165/60 R14 554 mm · +0.2%
175/70 R12 550 mm · -0.5%
165/45 R16 555 mm · +0.5%
175/50 R15 556 mm · +0.7%
195/45 R15 557 mm · +0.8%