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Tire size · 20-inch wheel · about 32.0x10.0R20

255/60R20 tire size

Overall diameter, nominal32.0 in

Estimate ±814 mm

A 255/60R20 tire is 32.0 in (814 mm) tall and 10.0 in (255 mm) wide on a 20-inch wheel, with a 6.0 in sidewall, and turns about 629 times a mile.

Stock on the Jeep Wrangler (2024–2025) and Land Rover Defender (2020–2023, 2025 and 2027), per their makers’ documents.

Width
10.0 in
Sidewall
6.0 in
Wheel
20 in
Revs per mile
629

01 / Dimensions

255/60R20 in inches and millimeters

What the size code works out to. A real tire of the size measures within about 1.5% of it, by brand, tread, wheel width and pressure.

255/60R20

Estimate ±
Overall diameter
32.0 in 814 mm31.6 to 32.5 in for real tires
Section width
10.0 in 255 mm
Sidewall height
6.0 in 153 mm
Wheel diameter
20 in 508 mm
Circumference
100.7 in 2,557 mm
Revolutions per mile
629 391 per km620 to 639

02 / Stock on

Vehicles that leave the factory on 255/60R20

Which configurations run it in which model years, printed the way each maker prints the size, and how it compares with the vehicle’s other stock sizes. A speedometer set for one of those reads off by the amount shown when you fit 255/60R20 instead.

  • Jeep WranglerMaker
    • 2024–2025 · Sport Sprinted 255/60R20

    Jeep Wrangler model years on 255/60R20:

    Its other stock sizes

    • 315/70R17 (2024–2025 · Rubicon 392; Sport with the LT315/70R17C tires; Rubicon 2.0L turbo I-4 gasoline/3.6L Pentastar V6 gasoline with the LT315/70R17C tires or Xtreme 35 Package). 255/60R20 is 2.3 in shorter: with a speedometer set for 315/70R17 it reads 7.2% high, 56.0 mph at an indicated 60.
    • 285/75R17 (2024–2025 · Sport with the LT285/75R17C tires, with a package). 255/60R20 is 1.8 in shorter: with a speedometer set for 285/75R17 it reads 5.6% high, 56.8 mph at an indicated 60.
    • 285/70R17 (2024–2025 · Willys, Rubicon). 255/60R20 is 0.7 in shorter: with a speedometer set for 285/70R17 it reads 2.1% high, 58.8 mph at an indicated 60.
    • 255/75R17 (2024–2025 · Rubicon with the LT255/75R17C tires, with a package). 255/60R20 is the same height as 255/75R17, so a speedometer set for it reads true.
    • 255/70R18 (2024–2025 · Sahara 2.0L turbo I-4 gasoline; Sahara 2.0L turbo I-4 gasoline with the All-terrain tires (same size as the standard tires); Sahara 2.0L turbo I-4 4xe plug-in hybrid with the 255/70R18 tires). 255/60R20 is the same height as 255/70R18, so a speedometer set for it reads true.
    • 275/55R20 (2024–2025 · Sahara 2.0L turbo I-4 4xe plug-in hybrid; High Altitude). 255/60R20 is 0.1 in taller: with a speedometer set for 275/55R20 it reads 0.4% low, 60.3 mph at an indicated 60.
    • 245/75R17 (2024–2025 · Sport; Sport with the 245/75R17 tires; Sport with the All-terrain tires (same size as the standard tires)). 255/60R20 is 0.6 in taller: with a speedometer set for 245/75R17 it reads 1.8% low, 61.1 mph at an indicated 60.
  • Land Rover DefenderMaker
    • 2027 · UK · X-Dynamic SE; X-Dynamic HSE; X Defender 130; Trophy Edition in Deep Sandglow Yellow; Outboundprinted 255/60R20
    • 2025 · UK · Trim not specified Defender 90 D250; Trim not specified Defender 90/Defender 110 Hard Top, 2 seats/Hard Top, 3 seats D350printed 255/60R20
    • 2023 · UK · SE; HSE, X-Dynamic HSE Defender 90/Defender 110; X-Dynamic SE; X-Dynamic HSE; XS Edition, X; First Edition; 75th Limited Editionprinted 255/60R20
    • 2022 · UK · SE; HSE; X-Dynamic S P400e; X-Dynamic SE; X-Dynamic HSE; XS Edition, Xprinted 255/60R20
    • 2021 · UK · SE; HSE, First Edition; X-Dynamic SE; X-Dynamic HSE; Xprinted 255/60R20
    • 2020 · UK · SE; HSE; X; First Editionprinted 255/60R20

    Land Rover Defender model years on 255/60R20:

    Its other stock sizes

    • 255/70R18 (2020–2021, 2023 and 2025 · Standard). 255/60R20 is the same height as 255/70R18, so a speedometer set for it reads true.
    • 255/65R19 (2020–2023 and 2027 · S). 255/60R20 is the same height as 255/65R19, so a speedometer set for it reads true.
    • 275/45R22 (2022–2023, 2025 and 2027 · X Defender 90/Defender 110; Vertex Defender 90/Defender 110). 255/60R20 is 0.3 in taller: with a speedometer set for 275/45R22 it reads 0.9% low, 60.6 mph at an indicated 60.

Documents last checked . How we read them and what the marks mean: how we source the numbers. A figure doesn’t match its document? Report a wrong number.

03 / Nearby sizes

Sizes either side of 255/60R20

The nearest common upsizes and the next sizes down on the same wheel, from the stock sizes we cover and the sizes owners usually step up to, and sizes about as tall on another wheel.

Nearest sizes up

Nearest sizes up, compared with 255/60R20
SizeTallinHeightvs 255/60R20Widthvs 255/60R20At an indicated 60true mphCompare
265/60R2032.5+0.5 in+0.4 in60.960.0 to 61.8Compare →
275/60R2033.0+0.9 in+0.8 in61.860.8 to 62.7Compare →
285/60R2033.5+1.4 in+1.2 in62.761.7 to 63.6Compare →

Next sizes down

Next sizes down, compared with 255/60R20
SizeTallinHeightvs 255/60R20Widthvs 255/60R20At an indicated 60true mphCompare
275/55R2031.9−0.1 in+0.8 in59.758.8 to 60.6Compare →
245/60R2031.6−0.5 in−0.4 in59.158.2 to 60.0Compare →

About as tall, other wheels

About as tall, other wheels, compared with 255/60R20
SizeTallinHeightvs 255/60R20Widthvs 255/60R20At an indicated 60true mphCompare
255/65R1932.1±0.0 in±0.0 in60.059.1 to 60.9Compare →
255/70R1832.1±0.0 in±0.0 in60.059.1 to 60.9Compare →
255/75R1732.1±0.0 in±0.0 in60.059.1 to 60.9Compare →
275/65R1832.1±0.0 in+0.8 in60.159.2 to 61.0Compare →

04 / Next

Compare it with your size

Tire size calculator255/60R20 against 265/60R20, or any two sizes: height, speedometer and gearing.Compare sizesTire sizes by vehicleEvery stock size on the trucks and SUVs we cover.Browse sizesJeep Wrangler tiresStock tires and wheels by trim, and what bigger tires change on the Jeep Wrangler.See the tiresLand Rover Defender tiresStock tires and wheels by trim, and what bigger tires change on the Land Rover Defender.See the tires

05 / FAQ

Questions people ask

What is 255/60R20 in inches?

About 32.0x10.0R20: 32.0 in tall and 10.0 in wide on a 20-inch wheel.

Which vehicles come with 255/60R20 tires?

In our data: Jeep Wrangler (2024–2025) and Land Rover Defender (2020–2023, 2025 and 2027).

How does 255/60R20 compare with the Jeep Wrangler’s other stock sizes?

255/60R20 is 2.3 in shorter: with a speedometer set for 315/70R17 it reads 7.2% high, 56.0 mph at an indicated 60. 255/60R20 is 1.8 in shorter: with a speedometer set for 285/75R17 it reads 5.6% high, 56.8 mph at an indicated 60. 255/60R20 is 0.7 in shorter: with a speedometer set for 285/70R17 it reads 2.1% high, 58.8 mph at an indicated 60.

What is the next size up from 255/60R20?

265/60R20: about 0.5 in taller and 0.4 in wider. On a speedometer set for 255/60R20 it reads 1.5% low (60.9 mph at an indicated 60).