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The 305/25 R21 tyre has the following characteristics: a width of 305, a height of 25 and a diameter of 21 inches. These dimensions exist for summer tyres.
These tyre dimensions are suitable for vehicles in sports models categories.
See our selection of 305/25 R21 tyres below, including indications of fuel consumption, adhesion on wet ground and external road noise.

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    Car Tyre Michelin Pilot Sport 4 S
    See product data sheet

    Michelin Pilot Sport 4 S

    305/25 R21 98 Y
    • XL
    • XL: Reinforced tyres. Have a higher load index.
    Car tyres Summer
    • D
      Fuel consumption
    • A
      Wet grip
    • 73dB
      External noise in decibels
    • In stock
    • 4 to 5 working days
    £423 ⁠54
    /Delivered Tyre
    £415 ⁠07
    with
    ★★★★★
    (Reviews: 110)
  • Car Tyre Michelin Pilot Sport 4 S
    See product data sheet

    Michelin Pilot Sport 4 S

    305/25 R21 98 Y
    • XL
    • XL: Reinforced tyres. Have a higher load index.
    Car tyres Summer
    • D
      Fuel consumption
    • A
      Wet grip
    • 73dB
      External noise in decibels
    • In stock
    • 4 to 5 working days
    £423 ⁠54
    /Delivered Tyre
    £415 ⁠07
    with
    ★★★★★
    (Reviews: 110)

305/25 R21 car tyres
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Speed index
For winter tyres, the speed rating can be lowered to 2 ratings below the original (unless otherwise specified by the maker).
Inversely, for all tyres, you can fit tyres with speed ratings higher than the original ones if necessary.
Load index
You can fit tyres with a load index higher than that of your original tyres.
Vehicle / usage
Characteristics
Grip on wet surface
Measure the impact of a vehicle's wet grip
Fuel consumption
Measure the impact of a tyre's rolling resistance on a vehicle's fuel efficiency
Noise
Measure a tyre's external rolling noise (expressed in decibels) - this is not the tyre noise audible inside a vehicle
Don't know which tyre to choose? See Pneus Online selections