2021 Jeep Gladiator
US · Pickup · Standard Pickup Trucks 4WD
The 2021 Jeep Gladiator is listed in the US market as a pickup. Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.
- Engine
- Varies by configuration: 3.6L 6-cylinder, 3.0L 6-cylinder turbocharged
- Power
- Not available
- Torque
- Not available
- Transmission
- Varies by configuration: Manual, Automatic
- Drivetrain
- 4WD
- Fuel
- Varies by configuration: Gasoline, Diesel
- Seating
- Not available
Key Performance & Dimensions
Engine
| Specification | Value | Source |
|---|---|---|
| Engine | Varies by configuration: 3.6L 6-cylinder, 3.0L 6-cylinder turbocharged | |
| Displacement | 3.0 L to 3.6 L | |
| Cylinders | 6 | |
| Aspiration | Turbocharged | |
| Fuel type | Varies by configuration: Gasoline, Diesel | EPA fueleconomy.gov |
Not available from our sources: Power, Torque.
Transmission and drivetrain
| Specification | Value | Source |
|---|---|---|
| Transmission | Varies by configuration: Manual, Automatic | |
| Gears | 6 to 8 | |
| Drivetrain | 4WD | EPA fueleconomy.gov |
Fuel economy and range
| Specification | Value | Source |
|---|---|---|
| Combined | 24 mpg (9.8 L/100 km) to 19 mpg (12.4 L/100 km) | EPA fueleconomy.gov |
| City | 22 mpg (10.7 L/100 km) to 16 mpg (14.7 L/100 km) | |
| Highway | 28 mpg (8.4 L/100 km) to 22 mpg (10.7 L/100 km) |
Not available from our sources: Electric range, Battery capacity.
Trims and configurations
4 configurations listed by our sources. Engines, drivetrains and fuel economy can differ between them.
Recalls
NHTSA lists 8 recall campaigns for this model year. Last checked October 12, 2026.
26V363000: STEERING:HYDRAULIC POWER ASSIST:PUMP
Chrysler (FCA US, LLC) is recalling certain 2021-2025 Jeep Wrangler, Wrangler 4XE, and Jeep Gladiator vehicles. The electric hydraulic power steering pump wiring may overheat and cause a vehicle fire, even when the vehicle is parked with the ignition in the "Off" position.
Remedy: Owners are advised to park outside and away from structures, until their vehicle is repaired. Dealers will inspect and replace the wiring and electric hydraulic power steering pump, as necessary, free of charge. Owner notification letters…
Reported June 4, 2026. View on NHTSA
24V652000: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
Chrysler (FCA US, LLC) is recalling certain 2020-2024 Jeep Gladiator and 2018-2024 Jeep Wrangler vehicles. The instrument panel cluster may experience an internal short circuit and fail. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 101, "Controls and Displays."
Remedy: Dealers will replace the instrument panel cluster, free of charge. Owner notification letters were mailed between October 3, 2024, and January 23, 2025. Owners may contact FCA customer service at 1-800-853-1403. FCA's number for this…
Reported September 5, 2024. View on NHTSA
24V572000: POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE:SOFTWARE
Chrysler (FCA US, LLC) is recalling certain 2021 Jeep Wrangler and Jeep Gladiator vehicles that were previously remedied under NHTSA recall number 23V-116. The software for the powertrain control module may cause an engine stall, which can result in a loss of drive power.
Remedy: Dealers will update the powertrain control module software, free of charge. Owner notification letters were mailed August 15, 2024. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US LLC's number for this recall…
Reported August 1, 2024. View on NHTSA
23V263000: FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP
Chrysler (FCA US, LLC) is recalling certain 2021-2023 Jeep Wrangler, Gladiator, and 2022-2023 Ram 1500 vehicles equipped with a 3.0L diesel engine. The high pressure fuel pump (HPFP) may fail.
Remedy: Dealers will replace the HPFP and replace additional fuel system components, as necessary, free of charge. Owner notification letters were mailed October 17, 2023. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA…
Reported April 13, 2023. View on NHTSA
23V116000: POWER TRAIN:CLUTCH ASSEMBLY
Chrysler (FCA US, LLC) is recalling certain 2018-2023 Jeep Wrangler, and 2020-2023 Jeep Gladiator vehicles equipped with manual transmissions. The clutch pressure plate may overheat and fracture.
Remedy: Dealers will replace the clutch assembly and update the software, free of charge. Owner notification letters were mailed from November 16, 2023 through July 25, 2024. Owners may contact (FCA US, LLC) customer service at 1-800-853-1403.…
Reported February 23, 2023. View on NHTSA
22V767000: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
Chrysler (FCA US, LLC) is recalling certain 2020-2022 Jeep Wrangler, Ram 1500, and 2021-2022 Jeep Gladiator vehicles equipped with 3.0L diesel engines. The high pressure fuel pump (HPFP) may fail, causing an engine stall.
Remedy: Dealers will replace the HPFP and inspect and replace additional fuel system components, as necessary, free of charge. Owner notification letters were mailed October 17, 2023. Owners may contact Chrysler customer service at…
Reported October 13, 2022. View on NHTSA
22V638000: BACK OVER PREVENTION:DISPLAY FUNCTION
Chrysler (FCA US, LLC) is recalling certain 2020-2021 Jeep Wrangler, RAM 1500 and 2021 Jeep Gladiator vehicles. A radio software error may prevent the rearview image from displaying. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."
Remedy: Dealers will update the radio software, free of charge. Owner notification letters were mailed October 6, 2022. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA, LLC's number for this recall is Z86.
Reported August 25, 2022. View on NHTSA
21V028000: POWER TRAIN:CLUTCH ASSEMBLY
Chrysler (FCA US, LLC) is recalling certain 2018-2021 Jeep Wrangler and 2020-2021 Jeep Gladiator vehicles equipped with manual transmissions. The clutch pressure plate may overheat and fracture.
Remedy: FCA US LLC will notify owners, and dealers will add software to reduce engine torque capability when clutch assembly temperatures rise to a level that may damage the inner pressure plate, free of charge." FCA has ordered a stop sale for…
Reported January 28, 2021. View on NHTSA
Data sources
- EPA fueleconomy.gov · retrieved October 12, 2026 · US Government public data
- NHTSA vPIC · retrieved October 12, 2026 · US Government public data
Source checked: October 12, 2026
Data verified: October 12, 2026
Specifications can vary by market, trim, configuration and production date. Confirm with the manufacturer before buying parts or making safety decisions. Report an error.
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Frequently asked questions
What engine does the 2021 Jeep Gladiator have?
Varies by configuration: 3.6L 6-cylinder, 3.0L 6-cylinder turbocharged. Engines can differ by trim, so check the trim list below.
What is the fuel economy of the 2021 Jeep Gladiator?
Combined fuel economy is 24 mpg (9.8 L/100 km) to 19 mpg (12.4 L/100 km), as published by the source shown in the specification table.
Is the 2021 Jeep Gladiator front-wheel, rear-wheel or all-wheel drive?
Drivetrain: 4WD.
Are there recalls for the 2021 Jeep Gladiator?
NHTSA lists 8 recall campaigns for this model year (last checked October 12, 2026). Details are in the Recalls section.