2018 Ford Explorer Platinum Specs – Engine, Features and Towing

The 2018 Ford Explorer Platinum represents the peak of the fifth-generation Explorer, offering a potent 3.5L EcoBoost engine and a sophisticated Intelligent 4WD system. This comprehensive breakdown covers everything from towing capacities and engine performance to the critical maintenance steps every owner should know.

Do you need a vehicle that handles the school run as easily as a mountain pass? Many SUVs claim to do it all, but few balance raw power with high-end interior comfort like this specific trim level. I will provide a detailed look at the 2018 ford explorer platinum specs to help you understand its true capabilities.

We are going to explore the mechanical heart of this beast, its real-world towing limits, and the luxury features that set it apart. You will also get my personal technician insights on common “gotchas” that pop up as these vehicles age. By the end, you will have the confidence to maintain, upgrade, or purchase this flagship Ford with total clarity.

Whether you are a weekend warrior looking for a tow rig or a DIYer planning your next fluid change, this guide has you covered. Let’s pop the hood and see what makes the Platinum trim a standout choice in the crowded mid-size SUV market.

Analyzing the 2018 ford explorer platinum specs

When you look at the 2018 ford explorer platinum specs, the first thing that jumps out is the standard 3.5L EcoBoost V6 engine. This isn’t your standard naturally aspirated motor; it uses twin turbochargers to deliver 365 horsepower and 350 lb-ft of torque. This power goes through a 6-speed SelectShift automatic transmission that handles heavy loads surprisingly well.

The Platinum trim comes standard with the Intelligent 4WD system. This setup monitors wheel slip 20 times every second and can send up to 100% of the torque to either the front or rear wheels. It also features the Terrain Management System, which allows you to toggle between Normal, Mud/Ruts, Sand, and Grass/Gravel/Snow modes.

Fuel economy is rated at 16 mpg city and 22 mpg highway. While these numbers might seem modest, they are fair given the vehicle’s 4,890-pound curb weight and its significant power output. The 18.6-gallon fuel tank provides a decent cruising range for long-distance road trips or remote camping excursions.

Engine and Performance Metrics

The 3.5L EcoBoost is a masterpiece of Ford engineering, but it requires specific care. It uses direct injection, which means fuel is sprayed directly into the combustion chamber at high pressure. This results in great throttle response but can lead to carbon buildup on the intake valves over time.

I recommend using a high-quality synthetic oil to protect the twin turbochargers. Turbos generate immense heat, and cheap oil can “coke” or burn inside the oil lines, leading to premature failure. Always stick to the 5W-30 weight recommended by the factory for this specific engine variant.

Dimensions and Capacities

The 2018 Explorer Platinum sits on a 112.8-inch wheelbase with an overall length of 198.3 inches. This size provides a spacious interior but can feel large in tight parking garages. The ground clearance is approximately 7.8 inches, which is enough for most forest service roads but not quite enough for serious rock crawling.

Inside, you get three rows of seating with a total passenger volume of 151.7 cubic feet. With all seats up, you have 21 cubic feet of cargo space. If you fold the second and third rows flat, that space expands to a massive 81.7 cubic feet, perfect for hauling gear or sleeping in the back during a solo trip.

Drivetrain and Off-Road Readiness

The drivetrain is where the 2018 ford explorer platinum specs truly shine for the adventurous owner. Unlike basic AWD systems, the Intelligent 4WD system includes Hill Descent Control. This feature acts like a low-speed cruise control for steep, slippery hills, allowing you to focus on steering while the computer manages braking.

The Terrain Management System is a dial-operated interface located on the center console. In “Sand” mode, the system holds gears longer and keeps the engine in the power band to prevent getting bogged down. In “Mud/Ruts,” it allows for more wheel spin to clear the tire treads of debris.

The Power Transfer Unit (PTU) Warning

One “pro tip” from my years in the shop involves the Power Transfer Unit (PTU). This component sends power to the rear wheels. Ford often lists the PTU fluid as “lifetime,” but experienced mechanics know better. The PTU sits very close to the hot exhaust manifold, which cooks the fluid into a thick sludge.

If you plan on towing or driving off-road, change the PTU fluid every 30,000 miles. It only holds about 18 ounces of 75W-140 gear oil. Spending $50 on a fluid change now can save you over $2,000 in replacement costs later. This is a critical step for anyone pushing their Explorer to its limits.

Tires and Suspension Setup

The Platinum trim comes stock with 20-inch bright-faced machined aluminum wheels. These look great on the street but have a low-profile sidewall that isn’t ideal for rough trails. If you plan on frequent off-roading, consider dropping down to an 18-inch wheel with a higher-profile All-Terrain tire.

The suspension uses MacPherson struts in the front and a multi-link independent setup in the rear. This design provides a car-like ride on the highway. However, the rear toe links are a known weak point on the 2018 model year. Always check for play in the rear wheels during your routine tire rotations.

Towing Capacity and Utility Features

For many buyers, the 2018 ford explorer platinum specs for towing are the deciding factor. When equipped with the Class III Trailer Tow Package, the Platinum can tow up to 5,000 pounds. This is enough for a medium-sized camper, a pair of jet skis, or a flatbed trailer with a side-by-side.

The Class III package includes a frame-mounted hitch, a 4-pin and 7-pin wiring harness, and an engine oil cooler. It also features Trailer Sway Control, which uses the vehicle’s stability control system to apply individual brakes if it detects the trailer beginning to fishtail. This safety feature is a lifesaver during windy highway hauls.

Payload and Tongue Weight

Don’t just look at the 5,000-pound tow rating; pay attention to the payload capacity. The payload for a 2018 Platinum is roughly 1,200 to 1,300 pounds. This includes the weight of all passengers, cargo, and the tongue weight of the trailer. If you have five adults in the car, you may hit your limit before you even hook up the trailer.

Tongue weight should generally be 10% to 15% of the total trailer weight. For a 5,000-pound load, that means 500 to 750 pounds pushing down on the hitch. Make sure your rear suspension isn’t sagging excessively. If it is, you might need a weight-distribution hitch to level the load and maintain steering control.

Braking and Safety While Towing

The Explorer Platinum uses large ventilated disc brakes on all four corners. While they are powerful, stopping a 5,000-pound trailer puts a massive strain on them. I highly recommend installing an aftermarket trailer brake controller if your trailer has electric brakes. Ford didn’t always include the controller as standard, even with the tow package.

Check your brake pads every time you return from a long towing trip. Look for signs of “glazing” or a blue tint on the rotors, which indicates overheating. If you frequently tow through mountainous terrain, consider upgrading to a heavy-duty brake pad compound designed for high-heat applications.

Interior Luxury and Advanced Technology

The “Platinum” badge isn’t just about the engine; it’s about the cabin experience. Inside, you will find Nirvana leather with quilted inserts. This leather is softer than what you find in the XLT or Limited trims. The front seats are not only heated and cooled but also feature a multi-contour massage function to reduce fatigue on long drives.

The dash and door panels are wrapped in leather with real wood and aluminum accents. It creates an environment that rivals luxury European SUVs. The dual-panel moonroof is another standout feature, flooding the cabin with natural light and making the third row feel less cramped for passengers.

SYNC 3 and Audio Performance

The 2018 model year features the SYNC 3 infotainment system on an 8-inch touchscreen. This system was a massive improvement over the previous MyFord Touch. It supports Apple CarPlay and Android Auto, allowing you to use your phone’s navigation and music apps seamlessly. The interface is intuitive and responds quickly to touch inputs.

Audio is handled by a 500-watt Sony Premium Audio System with 12 speakers. It includes Clear Phase and Live Acoustics technology to minimize distortion. For the audiophiles out there, this system provides a deep, punchy bass and crisp highs that remain clear even at highway speeds with the windows down.

Active Safety Systems

Ford packed the Platinum with the “Safe and Smart Package.” This includes Adaptive Cruise Control and Forward Collision Warning with Brake Support. The system uses radar to maintain a set distance from the car in front of you. If it senses a collision is imminent, it pre-charges the brakes for maximum stopping power.

You also get a Lane-Keeping System that vibrates the steering wheel if you drift out of your lane. The Enhanced Active Park Assist is a mechanical marvel; it can automatically steer the vehicle into a parallel or perpendicular parking spot while you manage the gear shifter and pedals. It is a fantastic tool for those who find parking a large SUV intimidating.

Common Maintenance and Reliability Tips

Knowing the 2018 ford explorer platinum specs also means knowing how to keep them within factory tolerances. One of the most discussed issues with the 3.5L EcoBoost is the internal water pump. Unlike most cars where the pump is on the outside, this one is driven by the timing chain inside the engine.

If the water pump fails, it can leak coolant directly into the oil pan. This creates a “milky” sludge that can destroy the engine bearings in minutes. Regularly check your oil dipstick for a coffee-with-cream appearance. If you see this, stop driving immediately and call a professional. Replacing the pump is a big job, but it’s cheaper than a new engine.

Spark Plug and Coil Maintenance

Turbocharged engines are hard on spark plugs. The high cylinder pressures can wear out the electrode faster than in a standard engine. I recommend replacing the spark plugs every 40,000 to 50,000 miles, even if the manual says 100,000. Use only the factory-specified Iridium plugs for the best performance.

When you change the plugs, inspect the ignition coils for any signs of cracking or carbon tracking. A misfire under heavy boost is often caused by a weak coil or a gap that has grown too wide. Keeping the ignition system healthy ensures you get the full 365 horsepower the Platinum is designed to deliver.

Battery and Charging System

With all the electronics in the Platinum trim—massaging seats, Sony audio, 4WD computers—the battery takes a beating. Modern Fords use a Battery Management System (BMS). When you replace the battery, you must “reset” the BMS so the alternator knows how to charge the new unit correctly. Most DIYers can do this using a scan tool or a specific sequence of button presses.

If your auto start-stop feature stops working, it is usually the first sign that your battery is getting weak. Don’t ignore it. A weak battery can cause “ghost” codes in the 4WD and transmission modules, leading to unnecessary stress and diagnostic fees. Stick with a high-CCA (Cold Cranking Amps) AGM battery for the best results.

Frequently Asked Questions About 2018 Ford Explorer Platinum Specs

What is the 0-60 mph time for the 2018 Ford Explorer Platinum?

Thanks to the 3.5L EcoBoost V6 and standard 4WD, the 2018 Explorer Platinum can hit 0-60 mph in approximately 5.8 to 6.0 seconds. This makes it one of the quickest vehicles in its class for the 2018 model year, outperforming many V8 competitors.

Does the 2018 Explorer Platinum require premium fuel?

While the 3.5L EcoBoost can run on 87-octane regular unleaded, Ford recommends using 91-octane or higher for “optimum engine performance.” Premium fuel is especially beneficial when towing or driving in hot weather, as it helps prevent engine knock and allows the computer to run more aggressive timing.

Can I fit 33-inch tires on a stock 2018 Explorer Platinum?

No, 33-inch tires will not fit a stock 2018 Explorer without significant rubbing. The wheel wells are relatively tight. Most owners find that a 31-inch or 31.5-inch tire is the maximum size you can fit with a basic 2-inch leveling kit. Anything larger requires trimming the inner fender liners.

Is the 2018 Explorer Platinum good for off-roading?

It is excellent for “soft-roading,” such as beach driving, gravel trails, and snowy roads. However, its unibody construction and lack of a low-range transfer case mean it isn’t a dedicated rock crawler. The Intelligent 4WD is very capable, but the low-hanging front air dam limits your approach angle on steep obstacles.

Conclusion and Final Thoughts

The 2018 ford explorer platinum specs paint a picture of a versatile, powerful, and luxurious SUV that can handle almost anything a family throws at it. From the 365-hp EcoBoost engine to the massaging Nirvana leather seats, it offers a premium experience without the premium badge price. It remains a top choice for those who need towing capability and all-weather confidence.

To keep your Platinum running like new, remember the “technician’s secrets”: change your PTU fluid, watch that internal water pump, and don’t skip on high-quality synthetic oil. These small steps will ensure your Explorer stays on the road for hundreds of thousands of miles. Whether you are hitting the trails or the highway, this rig is built to perform.

Take the time to learn your vehicle’s systems and don’t be afraid to get your hands dirty with basic maintenance. If you ever feel overwhelmed by a complex repair like the timing chain or water pump, always consult a certified professional. Stay safe, keep your tires aired up, and enjoy the ride in one of Ford’s finest SUVs!