1989 Jeep Grand Wagoneer (SJ) Specs and Review

Within the phrases of American author C.J. Carlyon, “Typically too late is simply in time.” This assertion can’t be more true for the 1989 Jeep Grand Wagoneer. Since its inception within the ’60s, the Wagoneer collection has stayed true to its design – actually. But it surely all modified within the late ’80s when the favored sport-utility wagon obtained upgrades, together with a brand new A/C compressor, temperature sensor, and a rust-proof electrocoat primer – to call a couple of.

Throughout its heyday, the 1989 Jeep Grand Wagoneer was essentially the most luxurious and priciest out of Jeep’s fleet of mass-produced 4WD autos. This upscale model of the Cherokee sported a carpeted inside, Selec-Trac NP229 switch case, wood-panel exterior, and a listing value similar to a Corvette.

Whereas the Grand Wagoneer seems fairly nostalgic on the surface, its competencies are to not be taken evenly. Apart from its pace ranking and gas economic system, this seemingly dated wheeler is definitely similar to present-day SUVs and station wagons. To not point out that it’s not too long ago gaining reputation as an investment-grade, off-road-worthy experience.

So, whether or not you’re a classic automobile collector or an avid fanatic, proceed studying to be taught extra about this traditional trendsetter’s technical specs and different praiseworthy qualities.

Jeep Grand Wagoneer SJ

Concerning the 1989 Jeep Grand Wagoneer

The 1989 Jeep Grand Wagoneer (SJ) was a part of the 4th technology of Jeep Wagoneers produced by Chrysler since 1963. The sound design of this sport utility was penned by the well-known graphics and architectural designer, Brooks-Stevens (designer of the 1962 Studebaker Gran Turismo Hawk and 1949 Hydra-Glide Harley-Davidson bike).

From the get-go, the car was a large hit with shoppers because of its compelling traits, together with a roomy cabin, 4WD system, luxurious styling, after which state-of-the-art instrumentation. These options additional enhanced the SUV‘s characteristic richness and amplified the upgrades already obtained by the car’s ’86 mannequin.

Imperfectly Excellent

Of all of the creature comforts the 1989 Jeep Grand Wagoneer had – air-con, energy home windows, cassette participant, elective sunroof, and rear-window wiper – the latter added the least worth to the distinguished mode of transport. Including it to the car was unwarranted to some extent the place GW (Grand Wagoneer) fanatics advise its elimination.

That apart, homeowners are extraordinarily happy with the SUV and admire its capacity to drive wherever no matter climate situations. The tank-like construct of the luxurious wagon offers riders a sense of security when behind the wheel. Collectively, its sturdy factors greater than compensate for its minor snitches and horrible gasoline mileage.

Monopolizing the 4WD Section

The truth that the bottom design and mechanical construction of the 1989 Jeep Wagoneer had been largely left untouched all through its manufacturing run solely proves the solidity of its buyer base and the dearth of competitors for the car. Furthermore, its producer didn’t need to mess with the fats revenue margin the wheeler was incomes for the agency – falling between $5,000 and $6,000 per automobile. This was unquestionably severe cash on the time.

Because of this, 10,159 items of the 1989 Jeep Grand Wagoneer had been constructed for that 12 months alone and 101,637 inside its total manufacturing interval. Out of the lot, the ’89 variations had been standouts because of their upgraded interiors and the 1991 Jeep Grand Wagoneers as a result of “Closing Version” plaques situated on their sprint that at the moment denotes the rarity of the mentioned model-year trims. Each variations are extremely sought-after and, consequently, heftily priced.

1989 Jeep Grand Wagoneer Specs & Options


A 5.9-liter V8 engine got here customary within the 1989 Jeep Grand Wagoneer SJ. In the meantime, the ’89 Jeep Wagoneer XJ (typically known as a Cherokee) supplied extra energy mill choices – a 2.5-L AMC 150, a 4.0-L AMC 242 Straight-6, and a 2.1-L TurboDiesel Douvrin J8S for items bought exterior of North America between 1985 and 1994. Pre- and post-1989 Grand Wagoneer fashions had both Vigilante or Buick Dauntless V8 engines.

Relying on engine kind, displacement ranged from 2,068 cm3 to three,964 cm3 (126.2 in3 to 241.9 in3) – the 1989 Wagoneer particularly had 5,896 cm3 (360 in3). Bore-stroke ratio is 103.6 x 87.4 mm (4.08 x 3.44 in3), whereas compression ratio is 8.25:1. A replaceable paper aspect handles air filtration. However regardless of this and the existence of a diesel-fed variant, gasoline mileage is miserly for all fashions – 11 to 13 MPG (4.68 to five.62 km/L) for the bottom variations and 17 to 22 MPG (7.23 to 9.35 km/L) for Restricted Version fashions.

Gas & Lubrication

Really helpful gas is roughly 76.8 L/20.3 US gallons of high-quality unleaded gasoline with a PON 87 or increased ranking containing < 15% MBTE or < 10% ethanol. Keep away from gas variants containing methanol, because it might result in gas part harm and drivability points.

Conversely, oil capacities are 3.8 L/4.01 US quarts (change) and 4.8 L/5.07 US quarts (filter change). Producer-recommended engine oil is SAE 10W-30 with an API grade of SJ+ assembly JASO T903 MA requirements. Relying on ambient temperature, chances are you’ll go for different viscosity grades – SAE 5W-30, 10W-40, 20W-40, or 20W-50. Be certain to search for the image M20 x 1.5 when changing the oil filter.


Commonplace fashions had a 3-speed Chrysler TorqueFlite A727 automated transmission and a Selec-Trac NP229 (viscous coupling) switch case with a P-R-N-D-2-L shift sequence. In the meantime, the 1989 Jeep Grand Wagoneer Restricted had a 4-speed Tremec T177 automated transmission (Toyota Aisin Warner A340 gearbox in different on-line sources) with a Selec-Trac NP231 switch case that’s partially 4WD. Selectable driveline modes had been accessible throughout all fashions and actuated by a flick of a splash swap.

Together with service handbook information, the Wagoneer had a horsepower vary of 53.7 – 190 hp (40 – 142 kW) @ 3,750 – 5,250 RPM, though the most typical on-line search outcomes present 144 hp/146 PS (107.5 kW) @ 3,200 RPM. Most torque is at 380 Nm (280 lb. ft.), and the highest pace in inventory kind is 91 – 109 mph (147 – 175 km/h).


The car has a 12V negative-ground electrical system managed by a voltage regulator. Moreover, its ignition system consists of an ECU, set off wheel, and pick-up coil circuit. An alternator serves because the Wagoneer’s charging system, whereas a 12V battery helps energy up the car and digital equipment (if any). Fuses are as follows:

  • 30 Amp (rear window defogger, energy home windows, energy mirror)
  • 25 Amp (blower motor fan, A/C swap, emission system)
  • 20 Amp (rear window wiper, hazard/indicator lamps, cruise management, rheostat, beneath the hood, glove field, overhead console, chime module, headlight swap, sprint/instrumentation, and many others.)
  • 15 Amp (flip alerts, back-up lamps, cluster, compass, 4WD lamp)
  • 7.5 Amp (wipers, washer pump)
  • 3 Amp (I/P lamps, illumination)

Jeep Grand Wagoneer V8

Tires & Brakes

Inventory tire sizes are 235/75 R15 for each entrance and rear – this was a part of the car’s upgrades since 1984. Beforehand, entrance tires had been smaller than these on the again. Wheel measurement, nevertheless, remained unchanged at 15 x 6 inches (with a bolt sample of 6×139.7 and a middle bore of 108 mm) for all fashions. The GW additionally got here with an emergency Polyspare tire saved beneath the automobile’s rear flooring pan.

Though widespread, going for taller tires will not be advisable except you accomplish that as a set. This is applicable to wide-tread, radial, mud/snow, or every other kind of aftermarket tire. Additionally, mounting aftermarket tires (particularly different-sized variants) might result in false or incorrect speedometer/odometer readings. To forestall this, seek the advice of your service handbook and your nearest supplier earlier than taking this route.

The 1989 Jeep Grand Wagoneer has self-adjusting entrance discs and rear drums operated by a hydraulic, dual-reservoir grasp cylinder. The entrance and rear hydraulic programs are separate however work collectively in tandem. Moreover, a mechanical parking brake and energy brake characteristic add to the braking system’s stopping energy.


The three-speed Wagoneer had a 4° caster angle, a steering angle of 36° to 37°, and a toe-in of 1.19 – 2.38 mm. Likewise, its comfort-oriented suspension system featured a full-floating Dana 44 solid axle (view on Amazon) on the entrance and a semi-floating AMC stable axle on the again. Entrance/rear observe bars, torsion bars, gasoline shocks, and multi-leaf springs with customary ratios of two.73:1 complement each axle setups.

To compensate for the car’s insufficient floor clearance, most homeowners equip their Wagoneer with a 3-to-4-inch suspension elevate equipment. Veterans don’t advise something increased than a 4-inch elevate equipment, as it might compromise experience high quality in change for the power to suit the SUV with 33-inch tires. The equipment additionally works properly with rock sliders – a finest observe for drivers who’re into gentle off-roading.


The general dimensions of the 1989 Jeep Grand Wagoneer are 4,735 x 1,901 x 1,687 mm (186.4 x 74.8 x 66.4 inches – L x W x H). Minimal floor clearance is 7.2 inches (183 mm), and wheelbase is 2,761 mm (108.7 inches). The legroom is fairly spacious at 40.5 inches (entrance)/36.8 inches (again) and is similar to a modern-day Ford Explorer.

Capability-wise, the SUV’s curb weight excluding passengers is 2,041 Kg (4,500 lbs.). Relying on the patron’s alternative of towing package deal, the hitch tongue weight can both be 350 or 750 lbs. The utmost loaded trailer weight is both 3,500 lbs. or 5,000 lbs. GVWR (Gross Automobile Weight Ranking) is 2,710 – 2,812 Kg (5,975 to six,200 lbs.) – inclusive of 1,451-Kg/3,200-lb entrance and rear axle weight rankings.


Wooden panels had been a standout characteristic of the ’89 mannequin. Complementing these had been headliners, solar visors, and door trim panels fabricated from color-keyed cloth, with the latter fabricated from vinyl and matched with higher woodgrain molding. Apart from the door trims, the passenger, rear, tailgate, and cargo areas additionally obtained nylon carpeting. Different customary inclusions had been:

  • Energy bucket seats.
  • A folding middle armrest.
  • A two-spoked leather-wrapped steering wheel (view on Amazon).

Washing the car with chilly water, wiping it dry with a chamois, and holding it away from direct daylight will assist protect the mint situation of the 1989 Jeep Wagoneer’s exterior. The identical goes for the Wagoneer’s chrome and metallic trims. If steadily taking the wheeler on highway journeys, Jeep polish is claimed to mitigate the impacts of utmost solar publicity on the physique panels.

Trim Ranges

In contrast to the Wrangler, the 1989 Jeep Grand Wagoneer didn’t provide a number of trims. Nonetheless, the mannequin did present a number of colour choices: Vivid White, Sand Metallic, Sterling Metallic, Black, Black Cherry Pearl Coat, Dover Grey Metallic, and Darkish Baltic Blue Metallic. All these finishes featured vinyl-enabled wooden panels on the car’s sides and throughout its tailgate. The closest factor that got here to deciding on a trim was selecting between 3-speed automated and 4-speed handbook trannies (or four-door and five-door builds).

1989 Jeep Grand Wagoneer Worth

One factor to like concerning the Grand Wagoneer is its regularly appreciating worth. In comparison with its unique MSRP of $26,639 in 1989, secondhand Wagoneers now price between $10,300 and $56,500. That’s not too shabby for a 30-year-old luxurious station wagon.

A number of components have an effect on the resale worth of this iconic car, with inside and exterior colours topping the record. Based mostly on market analysis, items with tan and sand-colored interiors and blue, inexperienced, and white finishes are most well-liked over darker colour choices. Inventory OEM components in mint situation are to be anticipated in pre-loved Jeep Wagoneers priced $30,000 and above.

The 4th Technology Face-Off

The closest competitors of the 1989 Jeep Grand Wagoneer was the two-door Ford Bronco. Each belonged to the identical sport-utility class and had been movers of their respective firms. The GW was Jeep’s first compact four-door SUV that had a Uni-frame building and full-time 4WD system. In like method, its counterpart launched a rear anti-locking brake system – now generally often called ABS.

There is no such thing as a distinct winner between these two stellar autos. Private preferences finally affect a shopper’s resolution to buy both car. Individually, these 4x4s excel in several elements – the scale of the inside, general styling, consolation, practicality, and many others. These trying to find a fuel-injected car would go for the Bronco in a heartbeat. Conversely, anybody trying to get a swanky household automobile would go for the Wagoneer.

Jeep Grand Wagoneer 4x4 Vehicle

About Stellantis

Stellantis N.V. (previously Fiat Chrysler Cars N.V.) is without doubt one of the “Massive Six” car producers on the planet and is the maker of the 1989 Jeep Grand Wagoneer. The agency can be recognized for giant automotive manufacturers, together with Alfa Romeo, Chrysler, Peugeot, and Maserati, aside from the Jeep fleet of autos. Like most extremely profitable establishments, the century-old multinational firm had a tumultuous historical past.

Because of its deep-rooted resilience, the agency made a grand comeback from its days of doom. Since then, Stellantis has saved busy strengthening its core and developing with extra ingenious concepts for transport. This 12 months’s merger between FCA and French powerhouse Groupe PSA is a testomony to its dedication to continued progress and growth. Because of this, Stellantis now has 300,000 staff and a presence in car industries in over 130 international locations across the globe.

Conclusion – 1989 Jeep Grand Wagoneer Evaluate

Whereas its prime has lengthy been over, the 1989 Jeep Grand Wagoneer chapter has not but closed. This traditional has solely not too long ago picked up on its reputation with hobbyists and out of doors fanatics who need to experience in type. Virtually six many years after the collection’ inception, the Jeep Wagoneer nonetheless proves itself a worthy choose for an off-roading journey. Plus, its rising resale worth not solely makes it a superb funding but additionally a car that’s troublesome to disregard.

Leave a Comment