Jeep

Jeep J-10

Jeep J-10
Photo: CZmarlin / Wikimedia Commons · CC BY-SA 4.0

The official data lists 8 versions of the Jeep J-10 (1984–1988), in the United States. Each market publishes its own figures, measured on its own test procedure.

At a glance

Years in the data
1984–1988
Markets
United States
Engines
4.2 L to 5.9 L
Fuels
Petrol
Lowest consumption (United States)
13.8 L/100 km (EPA)

What is the Jeep J-10?

The Jeep J-10 is a full-size pickup from the J-Series truck line. Its cab-forward body design was shared with the Wagoneer and Cherokee, and buyers could choose a traditional slab-sided or step-side body. The range included trims such as Honcho and Golden Eagle.

Jeep introduced the J-10 name in 1974, and the pickup line continued through 1987. It grew out of the earlier Jeep Gladiator and J-Series trucks, part of Jeep’s full-size vehicle family.

Generations and engines

The J-10 (SJ) generation in this article covers 1984–1987. It carried on the full-size design, with changes to trim and equipment over the years.

In the United States, the listed model years run from 1984 to 1988. The eight petrol versions have engines ranging from 4.2 L to 5.9 L.

How economical is the Jeep J-10?

The best combined US EPA rating is 17 MPG. The corresponding listed consumption figure is 13.8 L/100 km. These are official test results; fuel use in everyday driving varies with conditions and vehicle use.

Where was the J-10 sold?

The J-10’s official market listing is for the United States. It belongs to Jeep’s American full-size pickup heritage.

Questions and answers

What kind of vehicle is the Jeep J-10?

It is a full-size pickup from Jeep’s J-Series truck line, offered with traditional slab-sided or step-side bodies.

What engines were listed for the J-10?

The US versions have petrol engines ranging from 4.2 L to 5.9 L.

What is the J-10’s official fuel economy?

Its best combined US EPA rating is 17 MPG, with a listed consumption figure of 13.8 L/100 km.

J-10 J-10 (1984–1987)

Model codes: SJ · Sold in: United States · References: jeep.com, jeep.com

United States 7 versions

Model years sold in the USA, from the EPA and the Department of Energy (fueleconomy.gov). MPG on the EPA test; litres per 100 km = 235.215 ÷ MPG.

Years and versionEngineFuelGearboxDriveConsumption (combined)CO₂
1984–1988CA model · (FFS)5.9 LPetrol3-speed automaticFour- or all-wheel drive11 MPG (21.4 L/100 km) EPA502 g/km
1985–1987(FFS)4.2 LPetrol3-speed automaticFour- or all-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1985–1987(FFS)4.2 LPetrol4-speed manualFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1985(FFS) CA model4.2 LPetrol4-speed manualFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1984(FFS)4.2 LPetrol3-speed automaticFour- or all-wheel drive17 MPG (13.8 L/100 km) EPA325 g/km
1984(FFS) · (FFS) CA model4.2 LPetrol4-speed manualFour- or all-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1984(FFS) CA model4.2 LPetrol3-speed automaticFour- or all-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km

Versions outside these generations

United States 1 version

Model years sold in the USA, from the EPA and the Department of Energy (fueleconomy.gov). MPG on the EPA test; litres per 100 km = 235.215 ÷ MPG.

Years and versionEngineFuelGearboxDriveConsumption (combined)CO₂
1988(FFS)4.2 LPetrol4-speed manualFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km

Official figures are measured on standard test procedures and differ between markets. Your consumption depends on how, where and in what conditions you drive.