Ford Explorer: The SUV That Defined America

The Ford Explorer is the vehicle that replaced the station wagon as the default American family hauler. Launching in 1991, it sparked the modern SUV craze. From the rugged body-on-frame originals to the high-performance RWD-based ST of today, the Explorer offers versatile 3-row seating, powerful EcoBoost engines, and a legacy of adventure.

Production: 1991-Present
45 Min Read
Ford Explorer Exterior Photo

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45 Min Read

The Vehicle That Changed Everything

Before 1990, if you had a family of five, you drove a minivan or a station wagon. If you drove an SUV, it was likely a rough-riding Jeep or a massive Chevy Suburban. The Ford Explorer changed the equation forever. By taking the rugged underpinnings of the Ford Ranger pickup and adding four doors, a comfortable interior, and effortless style, Ford created the Sport Utility Vehicle boom that continues to this day.

When you browse the Ford Explorer listings on Hugegarage, you are looking at the best-selling SUV nameplate in US history. Its lineage tells the story of the automotive industry itself: starting as a crude body-on-frame truck, evolving into a unibody crossover for efficiency, and recently returning to a Rear-Wheel Drive architecture to satisfy driving enthusiasts. Whether you remember it from Jurassic Park or recognize it as the police car in your rearview mirror, the Explorer is an American institution.

The Police Interceptor Utility: After the Ford Crown Victoria was discontinued in 2011, the Explorer (specifically the Police Interceptor Utility) became the standard patrol vehicle of the United States. It offers AWD traction, massive cargo space for gear, and pursuit-rated performance. If you see a black Ford SUV with steel wheels, check your speedometer.

Generation 1 & 2: The Truck Era (1991–2001)

The early Explorers were honest trucks. Built on the UN46 platform, they shared much of their DNA with the Ford Ranger.

The Mechanicals

  • Suspension: The front used the famous (or infamous) Twin-Traction Beam (TTB) independent suspension, while the rear was a solid axle on leaf springs. This gave it decent off-road chops but a bouncy ride.
  • Engines: The 4.0L Cologne V6 was the standard. In 1996, the 5.0L Windsor V8 became available in the AWD models, creating a legendarily reliable (though thirsty) package.

The Firestone Legacy

It is impossible to discuss the Gen 2 Explorer without mentioning the tire recall. A combination of low recommended tire pressure (26 PSI) and tire tread separation led to rollover accidents. This crisis had a massive positive impact on the industry: it forced the government to mandate Electronic Stability Control (ESC) and Tire Pressure Monitoring Systems (TPMS) on all future vehicles.

Generation 3 & 4: The Independent Era (2002–2010)

For 2002, the Explorer was redesigned from the ground up (code U152).
The Big Change: It adopted Independent Rear Suspension (IRS). The solid axle was gone, replaced by a half-shaft setup where the differential passed through the frame rails.
Why? This lowered the floor, allowing for a fold-flat third row—something the Chevy TrailBlazer couldn't match. Ride quality improved drastically, but the towing capacity and off-road articulation suffered slightly.

Generation 5: The Unibody Revolution (2011–2019)

This is the most common Explorer on the road today. Ford abandoned the truck frame entirely, moving the Explorer to the D4 Platform shared with the Ford Taurus and Volvo XC90.
The Configuration: Transverse Engine, Front-Wheel Drive (FWD) based, with optional AWD.

The Powertrains

3.5L Ti-VCT V6 (Duratec)
The standard engine. 290 HP. Reliable, but prone to water pump failure (see below).
2.0L / 2.3L EcoBoost
The fuel-saver options. These 4-cylinders struggled to move the heavy SUV until the 2.3L upgrade in 2016.
3.5L Twin-Turbo EcoBoost (Sport)
The game changer. 365 HP. This engine turned the soccer mom SUV into a rocket ship. It was the basis for the Police Interceptor.

Critical Maintenance: The Water Pump Bomb

Hugegarage Warning: On the 3.5L and 3.7L V6 engines in this generation, the water pump is located inside the timing cover and driven by the timing chain.
The Risk: When the water pump bearing wears out, coolant leaks internally into the oil pan. This creates a chocolate milkshake slurry that destroys the engine bearings instantly.
The Fix: Replacing the water pump is a $2,000 labor-intensive job. If buying a Gen 5 with over 100,000 miles, ask for proof of replacement.

Generation 6: Return to Rear-Wheel Drive (2020–Present)

For 2020, Ford did something enthusiasts loved. They moved the Explorer to the new CD6 Platform.
The Configuration: Longitudinal Engine, Rear-Wheel Drive (RWD) based.
Why it matters: RWD offers better towing balance, better steering feel, and allows for a longer hood/dash-to-axle ratio which looks more premium. It is the same architecture used by the Lincoln Aviator.

The Modern Engine Lineup

  • 2.3L EcoBoost (I-4): The standard engine is a powerhouse. 300 HP and 310 lb-ft of torque. It feels stronger than the old V6s.
  • 3.0L EcoBoost V6 (ST / Platinum): A monster. 400 HP and 415 lb-ft of torque. It propels the 3-row SUV to 60 MPH in 5.2 seconds.
  • 3.3L V6 Hybrid: Designed for police duty but available to civilians. It prioritizes torque and range (500+ miles per tank) rather than Prius-like MPG numbers.

The Explorer ST: A Genuine Performance SUV

The ST (Sport Technologies) trim replaced the Sport. It is not just a badge.
Upgrades: Stiffer springs, larger sway bars, heavy-duty brakes (painted red), and a tuned 10-speed transmission that shifts aggressively in Sport mode. It is widely considered one of the best performance bargains in the market, offering near-German performance for half the price.

Interior & Technology

The modern Explorer (Gen 6) features a controversial 10.1-inch Portrait Touchscreen (optional) that stands upright on the dash like a tablet. While some find it looks tacked on, it allows for a massive vertical map view.
Captain's Chairs: Standard on many upper trims. They feature a pass-through for kids to access the third row easily.
Cargo: 18.2 cubic feet behind the third row. It is decent, but if you need to carry luggage for 6 people, you really need an Expedition.

Common Issues & What to Watch

1. PTU Failures (Gen 5)

The Power Transfer Unit (which sends power to the rear wheels in AWD models) holds very little fluid and sits near the hot catalytic converter. The fluid cooks into sludge. Change the PTU fluid every 30,000 miles to prevent failure.

2. Transmission Coolers (Gen 6)

Early 2020 models had issues with transmission fluid coolers leaking. Ford issued a recall/TSB. Ensure this has been addressed.

3. Build Quality (2020 Launch)

The launch of the 2020 Explorer at the Chicago Assembly Plant was messy. Early builds had panel gap issues, software glitches, and wiring harness problems. A 2021 or newer model is generally much safer as the quality control issues were ironed out.

Towing Capacity

One of the main reasons to choose an Explorer over a competitor like the Highlander is towing.
Gen 6 (2020+) Ratings:
- 2.3L EcoBoost: 5,300 lbs
- 3.0L EcoBoost: 5,600 lbs
- Hybrid: 5,000 lbs
This allows the Explorer to tow a substantial boat or travel trailer that would exceed the limits of most FWD-based crossovers.

Conclusion: The Standard Bearer

The Ford Explorer has survived for over 30 years because it adapts. It was a truck when people wanted trucks; it became a crossover when people wanted efficiency; and it became a RWD performance machine when people wanted excitement. It is the Swiss Army Knife of the American road—capable of police chases, school runs, and boat launches with equal competence. While reliability on high-mileage older models requires vigilance (watch that water pump), a well-maintained Explorer remains the gold standard for the versatile family SUV. Explore the generations below.

Frequently Asked Questions

Is the Ford Explorer Front-Wheel Drive or Rear-Wheel Drive?

The answer depends on the generation, marking one of the most significant engineering shifts in the SUV market. From 2011 to 2019, the Explorer utilized a Front-Wheel Drive (FWD) biased unibody platform. However, starting with the 2020 model year (6th Generation), Ford radically returned the Explorer to a Rear-Wheel Drive (RWD) based architecture. This fundamental change vastly improved front-to-rear weight distribution, drastically enhanced towing stability, and gave the vehicle a much sportier, more balanced driving dynamic that American drivers love.

What is the maximum towing capacity of the Ford Explorer?

When equipped with the factory Class IV Trailer Tow Package, the modern Rear-Wheel Drive based Ford Explorer is a phenomenal towing machine, easily outperforming many front-wheel-drive competitors.

2.3L EcoBoost Inline-4
Offers a maximum towing capacity of up to 5,300 pounds, perfect for pulling a standard dual-axle travel trailer or a pair of ATVs.
3.0L EcoBoost V6 (ST and Platinum)
Bumps the maximum towing capacity to an impressive 5,600 pounds, providing the extra torque needed to haul heavy boats over steep mountain passes without straining the powertrain.
Is the Ford Explorer ST actually fast, or is it just an appearance package?

The Ford Explorer ST is absolutely not a fake appearance package; it is a legitimate, high-performance street weapon engineered by Ford Performance.

Engine
3.0L Twin-Turbo EcoBoost V6
Horsepower
400 HP
Torque
415 lb-ft
The Experience
Feel the visceral thrust as the twin turbos spool up, launching this massive three-row family hauler from 0 to 60 MPH in just over 5 seconds. It features a highly aggressive sport-tuned suspension, massive brake rotors, and a quad-tip exhaust system that produces a genuine, throat-clearing growl.
What are the most common reliability problems with a used Ford Explorer?

If you are exploring the used market for a 5th-generation Explorer (2011–2019) equipped with the naturally aspirated 3.5L Cyclone V6, you must be acutely aware of the internal water pump failure. Ford engineered the water pump to sit inside the engine block, driven by the timing chain.

Hugegarage Technical Tip: When the water pump seal inevitably fails on the 3.5L V6, it does not leak onto the ground. Instead, it dumps engine coolant directly into the engine oil pan. Pull the dipstick; if the oil looks like a thick, frothy "chocolate milkshake," the engine bearings are likely already destroyed. This repair requires dropping the entire engine and costs thousands of dollars. Always demand impeccable maintenance records.

Does the Ford Explorer have enough third-row legroom for adults?

The Ford Explorer features standard three-row seating, accommodating up to seven passengers (or six if equipped with the highly desirable second-row captain's chairs). While the first two rows offer cavernous, premium comfort, the third row is relatively tight. It is perfectly adequate for children or teenagers on a daily basis. However, full-sized adults will find the knee room cramped during long interstate road trips. If adult third-row comfort is your primary concern, you should look toward the larger, body-on-frame Ford Expedition.

What makes the Ford Explorer Timberline different from other trims?

Introduced to satisfy the booming overlanding market, the Timberline is the most rugged, off-road-capable Explorer ever offered straight from the factory showroom.

Ground Clearance
Features a lifted suspension, raising clearance to 8.66 inches.
Drivetrain
Equipped with a standard Torsen limited-slip rear differential to maintain absolute traction on loose gravel and deep mud.
Protection
Utilizes massive steel skid plates underneath to protect the engine and transmission from jagged rocks, allowing you to venture confidently to remote campsites.
Does the Ford Explorer Hybrid get good gas mileage?

Unlike the Prius, which is engineered solely for maximum MPG, the Explorer Hybrid (utilizing a 3.3L naturally aspirated V6 paired with an electric motor) is tuned for a balance of power, towing capability, and efficiency. It produces 318 HP and retains a 5,000-pound towing capacity. Because it is a heavy, three-row vehicle, it achieves an EPA-estimated 27 MPG combined (on Rear-Wheel Drive models). This is a noticeable improvement over the standard gas engines, particularly in stop-and-go city traffic, but it is not a radical hyper-miler.

Which is the better engine choice: the 2.3L EcoBoost or the 3.0L EcoBoost?

For 90% of American families, the standard 2.3L EcoBoost Inline-4 is the most logical choice. Producing 300 HP and 310 lb-ft of torque, it provides excellent passing power, solid fuel economy, and reduces the upfront cost of the vehicle. However, if you frequently tow near the maximum weight limit, live at high mountain altitudes where thin air chokes standard engines, or simply demand the thrill of a high-performance vehicle, the 400 HP 3.0L Twin-Turbo V6 found in the ST and Platinum trims is an absolute masterpiece.

Why do so many police departments drive the Ford Explorer?

You are seeing the Ford Police Interceptor Utility (PIU). When Ford discontinued the legendary Crown Victoria, they pivoted their law enforcement efforts to the Explorer platform. The PIU is heavily modified with pursuit-rated brakes, heavy-duty cooling systems for extreme idling, reinforced suspension components to handle curb strikes, and a specialized All-Wheel Drive (AWD) system calibrated for high-speed stability. Its massive interior volume makes it perfect for housing complex radio equipment and specialized K-9 units.

Is the 10-speed automatic transmission in the newer Ford Explorers reliable?

The 10-speed automatic transmission is a highly advanced piece of engineering designed to keep the turbocharged engines in their optimal power band for maximum fuel efficiency. Mechanically, it is very robust. However, early models of the 6th generation (specifically 2020 and 2021) were notorious for harsh, clunky, or confused shifting at low speeds. This is almost entirely a software calibration issue. Dealerships can flash and update the Transmission Control Module (TCM) to reset the adaptive learning tables, which typically resolves the erratic shift behavior completely.