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Pilot Sport 4 S

315/30R19 Y (104)
  • 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.

  • A
    Wet Grip
    Wet Grip / Braking Performance: A

    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.

  • B73 dB
    External Noise
    Noise Emission / Exterior Noise: B (73 dB)

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

Wet Grip Excellence
  • Tick Icon Car
    Car tyre:

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

  • Tick Icon Reinforced (XL)
    Extra Load or Reinforced tyres:

    A stronger sidewall lets this tyre carry more weight than a standard tyre of the same size. Marked XL on the sidewall.

Fit from:16-11-2026
Fully Fitted Price
£392.38
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315/30 R19 Tyres in Numbers

  • 1summer tyre
  • AEU wet grip
  • 73EU road noise (dB)

Load and speed ratings on sale

RatingMax load per tyreTop speedTyres
104Y900 kg186 mph1

315/30 R19 Size Guide

Tyres.co.uk stocks 315/30 R19 tyres. 315mm is the width. 30 is the sidewall aspect ratio, so the sidewall is 30% of 315mm, or 94mm. R19 is for a radial tyre that fits a 19-inch rim, which gives an overall diameter of 672mm. A sidewall this short gives sharp, precise steering, with a firmer ride over broken roads.

Part of the sizeValueWhat it means
Section width 315 The width of the tyre across the tread, measured in millimetres.
Profile (aspect ratio) 30 Sidewall height as a percentage of the width - here, 30% of 315 mm (about 95 mm).
Construction R Radial construction, which is what nearly all road tyres use.
Rim diameter 19 The wheel diameter the tyre fits, measured in inches.
Your tyre dimensions
MeasurementValue
Sidewall height 94.5 mm (3.72 in)
Overall diameter 672 mm (26.4 in)
Circumference 2,110 mm (83.1 in)
Revolutions 763 per mile · 474 per km
Similar sizes
SizeOverall diameter
195/55 R18 672 mm · 0.0%
215/50 R18 672 mm · +0.1%
275/25 R21 671 mm · -0.1%
235/35 R20 673 mm · +0.1%
235/40 R19 671 mm · -0.1%
205/65 R16 673 mm · +0.2%