Buy 145/70 R17 Tyres

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UST 17

145/70R17 M (107)
  • -
    Fuel Efficiency
    Fuel Efficiency / Rolling Resistance: -

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

  • -
    Wet Grip
    Wet Grip / Braking Performance: -

    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.

  • -
    External Noise
    Noise Emission / Exterior Noise: - dB

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

  • Tick Icon Car
    Car tyre:

    Designed for cars, rather than vans, 4x4s or commercial vehicles.

Fit from:16-11-2026
Fully Fitted Price
£88.10
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145/70 R17 Tyres at a Glance

  • 1summer tyre

Load and speed ratings on sale

RatingMax load per tyreTop speedTyres
107M975 kg81 mph1

145/70 R17 Size Guide

Tyres.co.uk stocks 145/70 R17 tyres. 145mm is the width. 70 is the sidewall aspect ratio, so the sidewall is 70% of 145mm, or 102mm. R17 is for a radial tyre that fits a 17-inch rim, which gives an overall diameter of 635mm. A tyre this narrow on a 17-inch rim is most often a space-saver spare, so check the marking on your spare wheel before you order.

Part of the sizeValueWhat it means
Section width 145 The width of the tyre across the tread, measured in millimetres.
Profile (aspect ratio) 70 Sidewall height as a percentage of the width - here, 70% of 145 mm (about 102 mm).
Construction R Radial construction, which is what nearly all road tyres use.
Rim diameter 17 The wheel diameter the tyre fits, measured in inches.
Your tyre dimensions
MeasurementValue
Sidewall height 101.5 mm (4.00 in)
Overall diameter 635 mm (25.0 in)
Circumference 1,994 mm (78.5 in)
Revolutions 807 per mile · 501 per km
Similar sizes
SizeOverall diameter
195/65 R15 635 mm · 0.0%
225/45 R17 634 mm · -0.1%
295/30 R18 634 mm · -0.1%
175/80 R14 636 mm · +0.1%
255/30 R19 636 mm · +0.1%
255/35 R18 636 mm · +0.1%