tirewheelguide

2020 Jeep Gladiator tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 5x127 on every 2020 trim.

Tires for the 2020 Jeep Gladiator

Sizes most trims come with first. Open your trim below for its exact size.

  1. 245/75R17 Best-rated standard on 4 trims · USA, Europe, Australia
    Check price on Amazon · 245/75R17
  2. 255/75R17 Best-rated optional on 4 trims · USA, Europe, Australia
    Check price on Amazon · 255/75R17
  3. 285/70R17 Best-rated optional on 4 trims · USA, Europe, Australia
    Check price on Amazon · 285/70R17

Also listed: 255/70R18 275/55R20

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Trims sold in 2020
4
Generation
II (JT) sold in 3 market versions

4 trims sold in 2020

Sold in 3 market versions. Open a trim for its tire and rim sizes, bolt pattern and tire pressure. Trims with the same tires and wheels share a row.

Jeep Gladiator II (JT)

2019–2025 4 trims

USA

2 trims
Gladiator 3.0 TD +1 variant 260 hp · 3.0L V6 · Diesel 245/75R17 121S 5 fitments

Same tires and wheels on: 3.6i

Generation
JT · 2019–2025
Market
USA
Power
260 hp
Engine
3.0L V6, Diesel
Center bore
71.5 mm
Bolt pattern
5x127
Thread
M14 x 1.5
Check price on Amazon · 245/75R17 Wheels 17x7.5 ET44.45 · 5x127 · 71.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
245/75R17 121SRim 17x7.5 ET44.45 5x127–
255/75R17 121SRim 17x7.5 ET44.45 5x127–
285/70R17 121SRim 17x7.5 ET37.17 5x127–
255/70R18 117SRim 18x7.5 ET44.45 5x127–
275/55R20 113TRim 20x8 ET44.45 5x127–

How to read 121S: 121 is the load index (up to 3,197 lb / 1,450 kg per tire) and S the speed rating (up to 112 mph / 180 km/h). ET44.45 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Australia

1 trim
Gladiator 3.6i 280 hp · 3.6L ERC V6 245/75R17 121S 5 fitments
Generation
JT · 2019–2025
Market
Australia
Power
280 hp
Engine
3.6L ERC V6, Petrol
Center bore
71.5 mm
Bolt pattern
5x127
Thread
M14 x 1.5
Check price on Amazon · 245/75R17 Wheels 17x7.5 ET44.45 · 5x127 · 71.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
245/75R17 121SRim 17x7.5 ET44.45 5x127–
255/75R17 121SRim 17x7.5 ET44.45 5x127–
285/70R17 121SRim 17x7.5 ET37.17 5x127–
255/70R18 117SRim 18x7.5 ET44.45 5x127–
275/55R20 113TRim 20x8 ET44.45 5x127–

How to read 121S: 121 is the load index (up to 3,197 lb / 1,450 kg per tire) and S the speed rating (up to 112 mph / 180 km/h). ET44.45 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Europe

1 trim
Gladiator 3.0 MultiJet 260 hp · 3.0L V6 · Diesel 245/75R17 121S 5 fitments
Generation
JT · 2019–2025
Market
Europe
Power
260 hp
Engine
3.0L V6, Diesel
Center bore
71.5 mm
Bolt pattern
5x127
Thread
M14 x 1.5
Check price on Amazon · 245/75R17 Wheels 17x7.5 ET44.45 · 5x127 · 71.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
245/75R17 121SRim 17x7.5 ET44.45 5x127–
255/70R18 117SRim 18x7.5 ET44.45 5x127–
255/75R17 121SRim 17x7.5 ET44.45 5x127–
285/70R17 121SRim 17x7.5 ET37.17 5x127–
275/55R20 113TRim 20x8 ET44.45 5x127–

How to read 121S: 121 is the load index (up to 3,197 lb / 1,450 kg per tire) and S the speed rating (up to 112 mph / 180 km/h). ET44.45 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

What these columns mean
Rim size
Rim diameter × width in inches, and the factory offset (ET) in millimetres, e.g. 18x7.5 ET25.
Bolt pattern (PCD)
Number of studs and the diameter of the circle they sit on. It must match exactly.
Center bore
Diameter of the hub hole. Larger aftermarket bores need hub-centric rings.
Pressure
Recommended cold inflation pressure for that axle, in psi.
Thread size
Lug bolt or nut thread — needed when buying aftermarket fasteners.
Trims sold in 2020
4
Generation
II (JT) sold in 3 market versions
Other years
All years (2019–2026)

Considering a different size?

Compare your current tire size with the one you want: diameter change, ground clearance and speedometer error.

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