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The 305/30 R21 tyre has the following characteristics: a width of 305, a height of 30 and a diameter of 21 inches. These dimensions exist for summer tyres and winter tyres.
These tyre dimensions are suitable for vehicles in saloons, people carriers, sports models categories.
See our selection of 305/30 R21 tyres below, including indications of fuel consumption, adhesion on wet ground and external road noise.

  • Favorites
    Car Tyre Michelin Pilot Alpin 5
    See product data sheet

    Michelin Pilot Alpin 5

    305/30 R21 104 V
    • XL
    • NA5
    • XL: Reinforced tyres. Have a higher load index.
    • NA5: Porsche approved tyres (911/992).
    Car tyres Winter
    • C
      Fuel consumption
    • D
      Wet grip
    • 73dB
      External noise in decibels
    • 6 in stock
    • 4 to 5 working days
    £505 ⁠56
    /Delivered Tyre
    ★★★★★
    (Reviews: 20)
  • Top brand recommended
    Car Tyre Pirelli Winter 270 Sottozero S2
    See product data sheet

    Pirelli Winter 270 Sottozero S2

    305/30 R21 104 W
    • XL
    • A7A
    • XL: Reinforced tyres. Have a higher load index.
    • A7A: Aston Martin
    Car tyres Winter
    • C
      Fuel consumption
    • B
      Wet grip
    • 69dB
      External noise in decibels
    • In stock
    • 4 to 5 working days
    £577 ⁠94
    /Delivered Tyre
    £566 ⁠38
    with
    Rate this tyre
  • Car Tyre Goodyear Ultragrip Performance Gen1
    See product data sheet

    Goodyear Ultragrip Performance Gen1

    305/30 R21 104 V
    • XL
    • FP
    • NA0
    • XL: Reinforced tyres. Have a higher load index.
    • FP: FLANGE PROTECTION FOR ALLOY RIM
    • NA0: Porsche approved tyres (911/992).
    Car tyres Winter
    • D
      Fuel consumption
    • D
      Wet grip
    • 72dB
      External noise in decibels
    • In stock
    • 4 to 5 working days
    £467 ⁠24
    /Delivered Tyre
    £457 ⁠90
    with
    ★★★★★
    (Reviews: 35)
  • Car Tyre Michelin Pilot Alpin 5
    See product data sheet

    Michelin Pilot Alpin 5

    305/30 R21 104 V
    • XL
    • NA2
    • XL: Reinforced tyres. Have a higher load index.
    • NA2: Porsche approved tyres (911/992).
    Car tyres Winter
    • C
      Fuel consumption
    • C
      Wet grip
    • 73dB
      External noise in decibels
    • In stock
    • 4 to 5 working days
    £477 ⁠82
    /Delivered Tyre
    ★★★★★
    (Reviews: 20)
  • Car Tyre Michelin Pilot Alpin 5
    See product data sheet

    Michelin Pilot Alpin 5

    305/30 R21 104 V
    • XL
    • EV
    • XL: Reinforced tyres. Have a higher load index.
    • EV: Compatible with electric vehicles (EV Ready, Electric Drive…)
    Car tyres Winter
    • C
      Fuel consumption
    • B
      Wet grip
    • 71dB
      External noise in decibels
    • In stock
    • 4 to 5 working days
    £481 ⁠70
    /Delivered Tyre
    ★★★★★
    (Reviews: 20)
  • Car Tyre Goodyear Ultragrip Performance 3
    See product data sheet

    Goodyear Ultragrip Performance 3

    305/30 R21 104 V
    • XL
    • EDT
    • NA2
    • XL: Reinforced tyres. Have a higher load index.
    • EDT: Electric Drive Technology: Goodyear technology for electric vehicles
    • NA2: Porsche approved tyres (911/992).
    Car tyres Winter
    • C
      Fuel consumption
    • B
      Wet grip
    • 73dB
      External noise in decibels
    • In stock
    • 4 to 5 working days
    £500 ⁠94
    /Delivered Tyre
    £490 ⁠92
    with
    ★★★★★
    (Reviews: 5)
  • Car Tyre Michelin Pilot Alpin 5
    See product data sheet

    Michelin Pilot Alpin 5

    305/30 R21 104 V
    • XL
    • NA5
    • XL: Reinforced tyres. Have a higher load index.
    • NA5: Porsche approved tyres (911/992).
    Car tyres Winter
    • C
      Fuel consumption
    • D
      Wet grip
    • 73dB
      External noise in decibels
    • 6 in stock
    • 4 to 5 working days
    £505 ⁠56
    /Delivered Tyre
    ★★★★★
    (Reviews: 20)
  • Car Tyre Goodyear Ultragrip Performance 3
    See product data sheet

    Goodyear Ultragrip Performance 3

    305/30 R21 104 W
    • XL
    • FP
    • EDT
    • XL: Reinforced tyres. Have a higher load index.
    • FP: FLANGE PROTECTION FOR ALLOY RIM
    • EDT: Electric Drive Technology: Goodyear technology for electric vehicles
    Car tyres Winter
    • C
      Fuel consumption
    • B
      Wet grip
    • 73dB
      External noise in decibels
    • In stock
    • 4 to 5 working days
    £511 ⁠56
    /Delivered Tyre
    £501 ⁠33
    with
    ★★★★★
    (Reviews: 5)
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  • Car Tyre Pirelli Winter 270 Sottozero S2
    See product data sheet

    Pirelli Winter 270 Sottozero S2

    305/30 R21 104 W
    • XL
    • A7A
    • XL: Reinforced tyres. Have a higher load index.
    • A7A: Aston Martin
    Car tyres Winter
    • C
      Fuel consumption
    • B
      Wet grip
    • 69dB
      External noise in decibels
    • In stock
    • 4 to 5 working days
    £577 ⁠94
    /Delivered Tyre
    £566 ⁠38
    with
    Rate this tyre

305/30 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

Price
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£
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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