What F-150 air suspension is and how it differs from coil springs
An air suspension system replaces the traditional coil springs on your F-150 with air-filled bellows that compress and expand to absorb bumps. Instead of metal springs, pressurized air does the work of supporting your truck's weight and smoothing out the road. Ford offers factory air suspension on certain F-150 models, and aftermarket companies sell kits you can install on trucks that don't come with it.
The main difference between air and coil springs is how they respond to load. Coil springs have a fixed stiffness — they compress the same way whether your truck bed is empty or loaded with 1,000 pounds. Air suspension adjusts automatically: as weight increases, air pressure rises to keep the truck at the same height. This means less sagging when towing or hauling, and a smoother ride because the system can fine-tune itself moment to moment.
Air suspension also lets you raise or lower your truck without changing springs. Many systems include a manual control or smartphone app so you can adjust ride height on the fly — useful if you need extra ground clearance on rough terrain or want to lower the truck for easier loading.
Key Takeaways
- Factory F-150 air suspension uses pressurized air instead of coil springs to support the truck and adjust automatically to load changes.
- Air suspension maintains a level ride height when towing or carrying cargo, whereas coil springs sag under extra weight.
- Aftermarket air kits cost between $3,000 and $8,000 installed, depending on the brand and whether you add electronic controls.
- Air suspension requires periodic maintenance — compressor checks, air line inspection, and bellows replacement every 80,000 to 100,000 miles on average.
- Factory systems are covered under warranty; aftermarket kits typically carry a one- to three-year warranty depending on the manufacturer.
Factory F-150 air suspension: which model years and trim levels have it
Ford began offering factory air suspension on the F-150 starting with the 2015 model year, but only on certain trims. The Platinum, King Ranch, and Limited trims are the most common models with the option; some Raptor and Tremor editions also include it. The system is not standard on base or XL trims, though you may find it as a dealer-installed option on some used trucks.
The factory system is called the Continuously Controlled Range Suspension (CCRS) on newer models. It uses electronic sensors to monitor road conditions and adjust air pressure in real time. This is different from older aftermarket systems that require manual adjustment or simpler automatic leveling.
If you own an F-150 without factory air suspension, you have the option to retrofit an aftermarket system. Popular brands include AirLift, Firestone, and Ridetech. Installation typically requires removing the coil springs, installing new air bellows, adding an air compressor and lines, and running electrical wiring for the control module. The work usually takes a full day at a shop.
How the compressor, air lines, and bellows work together
An air suspension system has three main parts: the compressor, which pumps air into the system; the air lines, which carry pressurized air from the compressor to each wheel; and the bellows (also called air springs), which are the flexible chambers that actually support the truck's weight.
The compressor runs on electricity and sits in the engine bay or under the truck. It fills a storage tank with compressed air, then sends that air through lines to the bellows at each corner of the truck. As the bellows fill, they expand and push up against the truck frame, lifting it. When you hit a bump, the bellows compress slightly, absorbing the impact. Electronic sensors measure how much the truck has moved and signal the compressor to add or release air, keeping the ride height steady.
The bellows themselves are rubber and fabric tubes that look like accordion-shaped cans. They wear out over time because they flex thousands of times per mile. Most factory bellows last 80,000 to 100,000 miles before they start to leak or fail. Aftermarket bellows vary in durability; premium brands may last longer, while budget options may need replacement sooner. A single bellows replacement costs $400 to $800 per corner at a shop.
Maintenance and repair costs for air suspension
Air suspension requires more regular maintenance than coil springs. You should have the system inspected annually to check for air leaks, compressor function, and bellows condition. A full inspection at a shop typically costs $150 to $300.
Common repairs and their costs include compressor replacement ($800 to $1,500), air line repair or replacement ($200 to $600), and bellows replacement ($400 to $800 per corner). If the electronic control module fails, replacement runs $600 to $1,200. These are not routine expenses, but they can add up if multiple components fail.
Factory air suspension on F-150s is covered under Ford's powertrain warranty for three years or 36,000 miles, whichever comes first. Some dealers offer extended warranties that cover air suspension for longer. Aftermarket systems typically come with a one- to three-year warranty from the manufacturer, but labor costs for repairs are usually not covered. Always ask the installer what warranty applies before you commit.
Pros and cons of upgrading to air suspension
Advantages: Air suspension keeps your truck level when towing or hauling, which improves handling and reduces wear on tires. The adjustable ride height is useful for off-road driving or for lowering the truck to make loading easier. The ride quality is often smoother than coil springs because the system can respond to small bumps in real time. If you frequently change how much weight you carry, air suspension saves you from having to buy different spring rates.
Disadvantages: Aftermarket air suspension kits cost $3,000 to $8,000 installed, which is a significant investment. The system is more complex than coil springs, so repairs require a shop with air suspension experience — not every mechanic can work on it. Compressors can fail, air lines can leak, and bellows wear out, all of which require professional repair. If you plan to keep your truck for many years and put high mileage on it, the long-term maintenance cost may outweigh the benefits.
Air suspension also adds weight to your truck, which can slightly reduce fuel economy. The electronic controls require power, so a dead battery or electrical fault can leave you unable to adjust the system. For most owners, factory air suspension is worth keeping if your truck came with it, but retrofitting an aftermarket system is a choice to make only if you tow frequently or need the adjustability.
Aftermarket air suspension kits: what to expect during installation
Installing an aftermarket air suspension kit is a full-day job that requires removing your truck's wheels, unbolting the coil springs, and installing new air bellows in their place. The compressor mounts in the engine bay or under the truck, and air lines run from the compressor to each bellows. Electrical wiring connects the compressor and control module to your truck's battery and ignition system.
Most kits come with a manual control panel or smartphone app so you can adjust ride height. Some systems include automatic leveling, which means the truck adjusts itself without you having to do anything. Others require you to press a button or tap your phone to raise or lower the suspension.
Before you choose a kit, confirm that it fits your F-150's model year and cab style (Regular Cab, SuperCab, or SuperCrew). Not all kits work on all trucks. Ask the installer whether the kit has been tested on your specific truck and whether they can show you examples of installations they have done. A reputable shop will give you a warranty on both parts and labor, and they should be able to answer questions about how the system works and how to maintain it.
Troubleshooting common air suspension problems
If your F-150's air suspension is not holding pressure, the most common cause is a leak in the bellows or air lines. You may notice the truck sagging on one corner or sitting lower than usual. A shop can pressurize the system and listen for hissing to find the leak. Small leaks in lines can sometimes be patched; bellows usually need replacement.
If the compressor runs constantly or makes noise, it may be working too hard to maintain pressure, which again points to a leak. Alternatively, the compressor itself may be failing. A compressor that does not run at all is usually a wiring or electrical issue — check that the battery is charged and the fuse for the air suspension is intact.
If the truck will not raise or lower, the problem may be a faulty control module, a broken air line, or a compressor that is not pumping. Electronic issues require a diagnostic scan at a shop. Do not drive the truck if it is sitting very low, as you risk damage to the frame or undercarriage.
Frequently Asked Questions
Can I drive my F-150 if the air suspension fails?
Yes, but only if the truck is still at a safe ride height. If one bellows fails, the truck may sag on that corner. Driving with a severe sag can damage the frame, tires, and undercarriage. Have the system repaired before putting significant miles on the truck. Some aftermarket systems include a manual override or emergency air supply so you can limp to a shop.
How often do air suspension bellows need to be replaced?
Factory bellows typically last 80,000 to 100,000 miles, though some last longer depending on driving conditions and maintenance. Aftermarket bellows vary by brand and quality. Rough roads, heavy towing, and extreme temperatures can shorten bellows life. Have the system inspected annually so you know when replacement is approaching.
Is factory air suspension worth keeping if my F-150 already has it?
Yes. Factory systems are engineered to work with your truck and are covered under warranty. The cost to maintain it is lower than retrofitting an aftermarket system. If you tow or haul regularly, the benefits of automatic leveling and load adjustment make it worth the occasional repair.
What is the difference between manual and automatic air suspension?
Manual systems require you to press a button or use an app to raise or lower the truck. Automatic systems use sensors to detect load changes and adjust pressure on their own. Automatic systems are more convenient but more complex and expensive. Factory systems are usually automatic; many aftermarket kits offer both options.
Can I install air suspension myself?
Installation requires removing springs, installing bellows, running air lines, and wiring electrical components. Unless you have suspension experience and proper tools, this is a job for a professional shop. Mistakes can affect handling and safety. Budget $3,000 to $8,000 for professional installation depending on the kit and your location.