What Is Jeep Gladiator Oil Type and Capacity? [By Years!]

Like other car engines, the Jeep Gladiator engine requires the optimum amount of engine oil as well as the correct oil grades to maximize its function and lifespan. So, no wonder, as a responsible owner of the Jeep Gladiator, you must want to know its oil type and capacity.

No worries. We have gathered some useful information about the matter, including a maintenance schedule and tips. So buckle up and let us get to the point.

Jeep Gladiator Oil Type and Capacity [2019-2023]

As stated, oil is vital for any engine. The propulsion system of an engine cannot function properly without the right amount of engine oil.

Additionally, it is also crucial to refrain from using the incorrect engine oil in your JC.

By looking at the graphs below, you can find information on the Jeep Gladiator’s engine capacity and engine oil type from 2019 to 2023.

Jeep Gladiator Engine Oil Capacity

Jeep Gladiator engine capacities range from 5.0 quarts to 9.0 quarts. It depends on your Jeep’s transmission type, engine code, year of manufacture, and other specifications. Following their recommendations, we have listed the JC engine oil capacity.

Jeep Gladiator 2019 Oil Capacity

Engine	Oil Capacity
Gladiator 3.6L [Pentastar]	Service fill: 4.73L
Gladiator 3.0 Diesel [EXJ]	Service fill: 8.5L

Jeep Gladiator 2020 Oil Capacity

Engine	Oil Capacity
Gladiator 3.6L [Pentastar]	Service fill: 4.73L or 5 Quarts
Gladiator 3.0 Diesel [EXJ]	Service fill: 8.5L or 9 Quarts

Jeep Gladiator 2021 Oil Capacity

Engine	Oil Capacity
Gladiator 3.6L Pentastar/ERC	Service fill: 4.73L or 5 Quarts
Gladiator 3.0L EcoDiesel/Third Generation/EXJ	Service fill: 8.5L or 9 Quarts

Jeep Gladiator 2022 Oil Capacity

Engine	Oil Capacity
Gladiator 3.6L Pentastar/ERC	Service fill: 4.73L or 5 Quarts
Gladiator 3.0L EcoDiesel/Third Generation/EXJ	Service fill: 8.5L or 9 Quarts

Jeep Gladiator 2023 Oil Capacity

Engine	Oil Capacity
Gladiator 3.6L Pentastar/ERC	Service fill: 4.73L or 5 Quarts
Gladiator 3.0L EcoDiesel/Third Generation/EXJ	Service fill: 8.5L or 9 Quarts

Jeep Gladiator Engine Oil Type

You know, to have the optimum performance of the JG engine with less problems or wear and tear, the correct type of engine oil is a must.

As it is a crucial part of Jeep Gladiator ownership, the below charts are going to help you a lot.

Jeep Gladiator 2019 Oil Type

Engine	Oil Type
Gladiator 3.6L, Pentastar	5W/30
Gladiator 3.0 Diesel, EXJ	5W/30

Jeep Gladiator 2020 Oil Type

Engine	Oil Type
Gladiator 3.6L Pentastar/ERC	SAE OW-20
Gladiator 3.0 Diesel [EXJ]	SAE 5W-20

Jeep Gladiator 2021 Oil Type

Engine	Oil Type
Gladiator 3.6L Pentastar/ERC	SAE OW-20
Gladiator 3.0L EcoDiesel/Third Generation/EXJ	SAE 5W-20

Jeep Gladiator 2022 Oil Type

Engine	Oil Type
Gladiator 3.6L Pentastar/ERC	SAE OW-20
Gladiator 3.0L EcoDiesel/Third Generation/EXJ	SAE 5W-20

Jeep Gladiator 2023 Oil Type

Engine	Oil Type
Gladiator 3.6L Pentastar/ERC	SAE OW-20
Gladiator 3.0L EcoDiesel/Third Generation/EXJ	SAE 5W-20

Jeep Gladiator Oil Change Interval and Maintenance Schedule

Generally, it is recommended to change the Jeep Gladiator’s oil every 7,500 to 10,000 miles in the case of synthetic oil.

In the case of conventional oil, the Jeep Gladiator needs oil replacement every 3,000 to 5,000 miles.

Maintenance Interval Schedule

In addition to scheduled oil change intervals, the Jeep Gladiator requires a maintenance interval based on mileage. Let’s see that in the chart below.

Intervals	Maintenance Schedule
20,000 miles or 2 years	Cabin air filter replacement; CV/universal joint inspection;
30,000 Miles or 3 years	Transfer case fluid inspection; Engine air cleaner filter replacement; Manual transmission fluid replacement;
40,000 Miles or 4 years	Front and rear axle fluid replacement; Previous 2 years interval service;
60,000 Miles or 6 years	Transfer case fluid replacement; Previous 2 years interval service;
100,000 Miles or 10 years	Spark plugs replacement; Engine coolant flush & replacement;

Jeep Gladiator Transmission Fluid, Differential & Transfer Case Fluid and Coolant Capacity

It’s nothing new that transmission fluid, differential & transfer case fluid & coolant replacement are also essential parts of scheduled maintenance.

So why bother searching for it? Get to know the capacities in the below-listed charts.

Jeep Gladiator Transmission Fluid Type and Capacity

Transmission fluid plays a vital role in the vehicle, providing maximum lubricant to run the transmission. It’s no exception for the JC!

Check the below charts to know the JC transmission fluid capacity from 2020 to 2022.

Jeep Gladiator 2022 Transmission Fluid Capacity

Jeep Gladiator Transmission	Fluid Type	Fluid Capacity
Gladiator 6 speed 3.6L manual	AP4	2.2L or 4.6 pints
Gladiator 8 speed 3.6L automatic	SL076	Total fill 9L or 9.5 quarts
Gladiator 8 speed 3.0L automatic	SL076	Total fill 9L or 9.5 quarts

Jeep Gladiator 2021 Transmission Fluid Capacity

Jeep Gladiator Transmission	Fluid Type	Fluid Capacity
Gladiator 6 speed 3.6L manual	AP4	2.2L or 4.6 pints
Gladiator 8 speed 3.6L automatic	SL076	Total fill 9L or 9.5 quarts
Gladiator 8 speed 3.0L automatic	SL076	Total fill 9L or 9.5 quarts

Jeep Gladiator 2020 Transmission Fluid Capacity

Jeep Gladiator Transmission	Fluid Type	Fluid Capacity
Gladiator 6 speed 3.6L manual	AP4	2.2L or 4.6 pints
Gladiator 8 speed 3.6L automatic	SL076	Total fill 9L or 9.5 quarts

Jeep Gladiator Differential & Transfer Case Fluid Type & Capacity

Like transmission fluid, the correct amount of transmission case fluid is also important for proper lubrication of the transfer case.

In the case of the differential fluid, it carries its importance in keeping the differentials working in peak conditions for a long time.

That’s why, the chart below presents the differential and transfer case fluid type and capacity for a better insight.

Jeep Gladiator 2022 Differential & Transfer Case Fluid Type & Capacity

Name	Fluid Type	Capacity
Front Differential	75W-85 GL-5	1L or 2.1 pints
Electronic Locker Rear Differential	75W-85 GL-5	1.5L or 3.2 pints
Limited Slip Rear Differential	2.37 oz of Mopar MS-10111	1.4Lor 3 pints
Transfer Case MP1622C	AP4	1.6L or 3.4 pints
Transfer Case MP3022C	AP4	1.8L or 3.8 pints

Jeep Gladiator 2021 Differential & Transfer Case Fluid Type & Capacity

Name	Fluid Type	Capacity
Front Differential	75W-85 GL-5	1L or 2.1 pints
Electronic Locker Rear Differential	75W-85 GL-5	1.5L or 3.2 pints
Limited Slip Rear Differential	2.37 oz of Mopar MS-10111	1.4Lor 3 pints
Transfer Case MP1622C	AP4	1.6L or 3.4 pints
Transfer Case MP3022C	AP4	1.8L or 3.8 pints

Jeep Gladiator 2020 Differential & Transfer Case Fluid Type & Capacity

Name	Fluid Type	Capacity
Front Differential	75W-85 GL-5	2.1 pints (1 l)
Electronic Locker Rear Differential	75W-85 GL-5	3 pints (1.4 l)
Limited Slip Rear Differential	GL-5 Mopar MS-10111	2.7 pints (1.3 l)
Transfer Case MP1622C	AP4	3.4 pints (1.6 l)
Transfer Case MP3022C	AP4	3.8 pints (1.8 l)

Jeep Gladiator Coolant Capacity

Jeep Gladiator coolant capacity varies from 2022 to 2020. Check the below charts to get know all about its capacity.

Jeep Gladiator 2022 Coolant Capacity

Engine	Coolant Capacity [Initial Fill]
6-cyl ERC 3.6L	13.0 qt (12.3 l) 12.3L or 13.0 Quarts
EXJ Diesel Turbo 3.0L	13.7L or 14.5 Quarts

Jeep Gladiator 2021 Coolant Capacity

Engine	Coolant Capacity [Initial Fill]
6-cyl ERC 3.6L	10.6L or 11.2 Quarts
EXJ Diesel Turbo 3.0L	11.4L or 12.0 Quarts

Jeep Gladiator 2020 Coolant Capacity

Engine	Coolant Capacity [Initial Fill]
6-cyl ERC 3.6L	10.6L or 11.2 Quarts

Frequently Asked Questions

Hopefully, by this point, you have your question answered. To learn more about the subject, let’s move on to some of the most frequently asked questions and their responses.

How often should I service my Jeep Gladiator?

You should service your Jeep Gladiator every 20,000 miles or two years. whichever comes first. For best performance, have the required servicing done.

What is the recommended oil filter for the Jeep Gladiator?

The recommended oil filter for the Jeep Gladiator is the STP Extended Life Oil Filter S45027XL. Your owner’s manual will tell you what size oil filter you need.

How many kilometers per liter does a Jeep Gladiator get?

The Jeep Gladiator gets 14.3L/100 km in the city. In the case of highways, it is about 10.4L/100 km & combines 12.6L.

How many miles can a Jeep Gladiator go on a full tank?

With a full tank, the majority of Jeep Gladiator models have a highway driving range of approximately 506 miles. On the other hand, it covers about 352 miles with a full tank in the city.

Conclusion

Well, we think you have got that all! Lastly, we can say, you must have the appropriate amount of oil in your Jeep Gladiator whenever you change its oil for optimum engine performance.

Besides, Jeep Gladiator recommends using recommended types of oil as incompatible oil causes wear and tear to the engine. You should always use synthetic oil in your Jeep Gladiator as it is designed for synthetic oil only.