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Pilot Sport A/S 4

305/35R23 Y (114)
4.5/5
(17 reviews)
  • B
    Fuel Efficiency
    Fuel Efficiency / Rolling Resistance: B

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

  • B
    Wet Grip
    Wet Grip / Braking Performance: B

    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.

  • 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:03-09-2026
Fully Fitted Price
£56882
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305/35 R23 Tyre Specifications

305/35 R23 shows an even larger tyre for high-performance models in SUV formats. The number shows the width at 305mm. The next number shows the sidewall height which is an aspect ratio of 35%. This puts the height at 107mm. R23 shows a tyre that is radial and has a 23-inch rim. This gives us an overall diameter of 798mm. This format gives a 107mm sidewall for a large wheel. The door label gives the correct fitment. We have 305/35 R23 including the XL versions at Tyres.co.uk.

Part of the sizeValueWhat it means
Section width 305 The width of the tyre across the tread, measured in millimetres.
Profile (aspect ratio) 35 Sidewall height as a percentage of the width - here, 35% of 305 mm (about 107 mm).
Construction R Radial construction, which is what nearly all road tyres use.
Rim diameter 23 The wheel diameter the tyre fits, measured in inches.
Your tyre dimensions
MeasurementValue
Sidewall height 106.8 mm (4.20 in)
Overall diameter 798 mm (31.4 in)
Circumference 2,506 mm (98.7 in)
Revolutions 642 per mile · 399 per km
Equivalent sizes
SizeOverall diameter
295/40 R22 795 mm · -0.4%
305/40 R22 803 mm · +0.6%
295/35 R23 791 mm · -0.9%
285/40 R22 787 mm · -1.4%
325/35 R22 786 mm · -1.4%
285/35 R23 784 mm · -1.8%