12393801 HILAMPS Rear Tow Assist Air Suspension Bag Kit F-250

Review HILAMPS Fits Ford Rear Tow Assist Over Load Air Suspension Bag Kit for FORD F-250 F-350 1999–2004

Introducing the Hilamps 12393801 Rear Tow Assist Air Suspension Bag Kit, specifically designed for Ford F-250 and F-350 models manufactured between 1999 and 2004. This kit is an essential upgrade for those seeking improved towing capacity and enhanced stability on the road.

The Hilamps 12393801 is a complete air suspension bag kit, featuring four rear air bags that replace the OEM leaf springs. Each bag is meticulously engineered to provide superior load support and ensure a smoother ride, even when towing heavy loads or navigating rough terrain.

Constructed from high-quality, durable materials, these air bags offer superior resistance to wear and tear. Each bag is fitted with a robust rubber protective layer, shielding it from potential damage during installation or use. The kit also includes all necessary hardware and mounting brackets, ensuring a seamless installation process.

One of the key benefits of this Hilamps kit is its integration with the Ford F-250 and F-350's existing air suspension system. Once installed, the tow assist air suspension bags work in harmony with the vehicle's existing air suspension components, providing an exceptional balance of ride comfort and towing capacity.

This Hilamps 12393801 kit also offers the added convenience of a tow assist function. When towing, the rear air suspension system can be manually adjusted to level the vehicle, ensuring optimal weight distribution and improved traction. This feature is particularly beneficial when hitching up a trailer or when towing on inclines or declines.

The Hilamps 12393801 Rear Tow Assist Air Suspension Bag Kit is not only a practical upgrade for your Ford F-250 or F-350 but also an aesthetic one. The sleek design of the air bags ensures a stylish and modern look, complementing the overall appearance of your vehicle.

In conclusion, the Hilamps 12393801 Rear Tow Assist Air Suspension Bag Kit is an exceptional investment for Ford F-250 and F-350 owners seeking improved towing capacity, enhanced stability, and a smoother ride. With its durable construction, seamless integration, and added tow assist functionality, this kit is an essential addition to any heavy-duty workhorse.

Pros and Cons of Buying a Hilitech Rear Tow Assist Air Suspension Bag Kit (HILAMPS 12393801) for Ford F-250 and F-350 (1999-2004)

1. Improved towing capacity: This kit can enhance the towing capacity of Ford F-250 and F-350 trucks from 1999 to 2004 by providing additional support to the rear suspension.

2. Better control and stability: The air suspension bags help maintain a level ride height, which leads to better control and stability during towing, especially when carrying heavy loads.

3. Reduced wear and tear: By evenly distributing the weight, this kit can help reduce the stress on the stock suspension components, leading to less wear and tear over time.

1. Installation complexity: Installing this kit can be a complex process, as it involves disassembling the rear suspension and installation of new components. It is recommended to have professional assistance or extensive DIY experience.

2. Cost: The Hilitech Rear Tow Assist Air Suspension Bag Kit is a premium upgrade, and the cost may be higher than other aftermarket suspension solutions. This may not be an ideal choice for those on a tight budget.

3. Maintenance requirements: The air suspension bags require regular maintenance to ensure optimal performance, including checking the air pressure and oil level.

The Hilitech Rear Tow Assist Air Suspension Bag Kit (HILAMPS 12393801) offers notable advantages for Ford F-250 and F-350 truck owners who tow heavy loads frequently. It can improve towing capacity, provide better control and stability, and reduce wear and tear on the stock suspension components. However, the installation complexity, cost, and maintenance requirements are factors to consider before making a purchase.

If you tow heavy loads regularly with your Ford F-250 or F-350 (1999-2004) and are willing to invest in a premium upgrade, the Hilitech Rear Tow Assist Air Suspension Bag Kit could be an excellent choice. However, if you are on a tight budget or prefer a more straightforward suspension solution, there may be other aftermarket options that better suit your needs. Consult with a professional mechanic or trusted automotive parts supplier for personalized recommendations.

Details:

Fast shipping: all our packages use USPS first class/ups/FedEx. Position: rear left right. Fits Ford F-250 F-350 1999 -2004 rear tow assist over load air suspension bag kit fitment: 3/4 ton pickups with 8 lugs, will not fit cab chassis trucks. Refer to the procedure.

Any rear spring which is unfolded must be refolded prior to being installed in a vehicle. Incorrectly folded air springs found on vehicles during pre-delivery inspection or after use must be installed new. 2 press the quick connect locking ring and pull out air tube. After inflating an air spring in the hanging position, it must be inspected for correct shape.

Vent all air pressure from the suspension system prior to disconnecting or removing any components. New list item. An incorrectly folded air spring could rupture, altering the handling characteristics of vehicle. Package included: air helper suspension kit.

1.disconnect the air spring solenoid electrical connector. Item specifics: brand Hilamps, manufacturer part number 12393801, warranty 1 year, note with instruction included, placement on vehicle left right rear upper lower, type suspension lift kit, included hardware mounting hardware, fitment direct replacement, adjustable yes, greasable or sealed. When installing a new air spring, care must be taken not to apply load the suspension until springs have been inflated using spring fill procedure. 1.note: the vehicle must be positioned on a suitable lifting device prior to deflating the air suspension system.

Package service 4. 2.using the scan tool, vent air springs. Do not attempt to inflate any air spring which has been collapsed while un inflated from the rebound hanging position jounce stop. 5.remove the air spring in following sequence.

3.remove the air spring retainer. If a vehicle has been driven with an incorrectly folded air spring, new spring must be installed. 4.detach the air spring from rear axle. With the vehicle in neutral, position on a hoist until wheel and tire assemblies are slightly above ground.

The images shown are not the actual item and for your reference only. Removal warning notice. Any air spring which is unfolded must be refolded prior to being installed in a vehicle. The air spring refolding procedure should only be used for an which has never supported the vehicles weight while in incorrectly folded position.

specifications liftkitsparts:

• for models: F-250, F-350
• for makes: Ford
• for years: 1999–2004
• brand: Hilamps
• mpn: 12393801
• part type: Tow Assist Suspension Bag
• manufacturer warranty: 1 Year
• note: With Instruction Included
• placement on vehicle: Left, Right, Rear, Upper, Lower
• included hardware: Mounting Hardware
• fitment type: Direct Replacement
• adjustable: Yes
• greasable or sealed: Sealed

general liftkitsparts:

• category: Auto Parts > Chassis, Suspension Brakes > Lift Kits

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• service: standard
• class: standard
• transit: 3-9 days
• type: fixed

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• sold #: 8
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• item condition: New
• started: may 19, 2026
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