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v2.0

Major VersionM

by Duncan Wyke

Introduction

In this guide we’ll show you how to properly install the ReadyAIR Load Leveling Kit for the 2015+ FORD F-150.

READ INSTRUCTIONS THOROUGHLY AND COMPLETELY BEFORE INSTALLATION.

INSTALLATION BY A CERTIFIED PROFESSIONAL MECHANIC IS HIGHLY RECOMMENDED.

LOGIQTM IS NOT RESPONSIBLE FOR ANY DAMAGE OR FAILURE RESULTING FROM IMPROPER INSTALLATION.

Note: If your ReadyAIR product has a damaged or missing part, please contact customer service directly at 800-549-4620 and a new replacement part will be sent to you immediately. For warranty issues, please return to the place of installation and contact LOGIQ via email at tech@LOGIQair.com.

WARRANTY

LOGIQTM provides a limited lifetime warranty to the original purchaser of products, that the product be free from defects in workmanship and materials when used on cars and trucks as specified by LOGIQTM and under normal operating conditions. This warranty is subject to the requirements and exclusions set forth in the full Limited Warranty and Return Policy that is available at logiqair.com/warranty. Air compressors are a wearing component and are covered by a 2-year warranty from the date of purchase. The warranty does not provide coverage for abuse, operation in a manner not consistent with the product’s design, or damage resulting from exposure to the elements.

WARNINGS & DISCLAIMERS

By installing this product you acknowledge that the suspension of this vehicle has been modified. As a result, this vehicle may handle differently than that of factory-equipped vehicles. As with any vehicle, extreme care must be used to prevent loss of control or roll-over during sharp turns or abrupt maneuvers. Always wear seat belts, and drive safely, recognizing that reduced speeds and specialized driving techniques may be required. Failure to drive this vehicle safely may result in serious injury or death. Do not drive this vehicle unless you are familiar with its unique handling characteristics and are confident of your ability to maintain control under all driving conditions. Some modifications (and combinations of modifications) are not recommended and may not be permitted in your state. Consult your owner’s manual, the instructions accompanying this product, and state laws before undertaking these modifications. You are responsible for the legality and safety of the vehicle you modify using these components.

APPLICATION NOTES
TRUCK COMPATIBILITY
COMPATIBLE WITH ALL TRUCK VARIATIONS
5TH WHEEL COMPATIBILITY
NOT COMPATIBLE WITH 5th WHEEL KITS
  1. Note original ride height measurement from center of rear fender arch to ground. Safely lift truck and support with jack stands under axle. Remove the rear wheels.
    • Note original ride height measurement from center of rear fender arch to ground.

    • Safely lift truck and support with jack stands under axle. Remove the rear wheels.

    • If your truck is equipped with the rear height sensors shown, you must purchase 88-21150-1 to complete installation of this kit.

    • Unbolt factory bumpstops using a 13mm socket.

  2. Mount the air spring assembly upper bracket to the frame with one of the supplied 3/8" U-bolts. The U-bolt should slip between the back of the frame and any factory hoses or wiring. Do not clamp any of the factory hoses or wiring between U-bolt and frame.
    • Mount the air spring assembly upper bracket to the frame with one of the supplied 3/8" U-bolts. The U-bolt should slip between the back of the frame and any factory hoses or wiring.

    • Do not clamp any of the factory hoses or wiring between U-bolt and frame.

    • Fasten the U-bolt to the upper bracket with the supplied flat washers and nuts. Leave the assembly loose until the bumpstop spacer has been installed in the lower hole of the bracket.

    • Repeat for passenger side.

  3. Move the upper bracket of the assembly until the lower hole lines up with the bumpstop bolt hole in the frame. Reinstall factory bumpstops with supplied aluminum spacer and longer M10 bolt, apply threadlocker to bolt.
    • Move the upper bracket of the assembly until the lower hole lines up with the bumpstop bolt hole in the frame.

    • Reinstall factory bumpstops with supplied aluminum spacer and longer M10 bolt, apply threadlocker to bolt.

    • Repeat for passenger side.

  4. Apply downward force to extend the air spring, then mount the lower bracket to the leaf springs using the supplied smaller 3/8" U-bolts, flat washers and nuts. Make sure that the lower bracket is centered over the U-bolt saddle and snug the nuts. Repeat for passenger side.
    • Apply downward force to extend the air spring, then mount the lower bracket to the leaf springs using the supplied smaller 3/8" U-bolts, flat washers and nuts.

    • Make sure that the lower bracket is centered over the U-bolt saddle and snug the nuts.

    • Repeat for passenger side.

  5. A: Torque the 3/8" U-bolt hardware to 20 FT. LB. B: Torque the M10 bumpstop bolts to 35 FT. LB. B: Torque the M10 bumpstop bolts to 35 FT. LB.
    • A: Torque the 3/8" U-bolt hardware to 20 FT. LB.

    • B: Torque the M10 bumpstop bolts to 35 FT. LB.

    • When used with an on-board air management system, refer to the on-board air management system installation instructions before routing the air lines.

    • When not using an on-board air management system, mount inflation valves at desired location using 5/16" drill bit.

    • Route air line from each inflation valve to each air fitting on both of the air spring assemblies.

    • Avoid hot exhaust and sharp edges. Cut air line square and free from burrs with air line cutter or razor blade!

    • Check for leaks at fittings with soapy water.

    • Check tire clearance to air spring (must be more than 1").

    • Verify all fasteners are torqued properly.

    • Verify at least 10 psi in air springs before driving.

Conclusion

Congratulations! You have successfully installed your new ReadyAIR kit!

If you have any questions or concerns please contact ReadyLIFT at (877) 759-9991.

Duncan Wyke

Member since: 08/03/2021

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22 Guides authored

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