4X4 – REAR OF VEHICLE SITS LOWER THAN DESIRED UNDER LIGHT LOADS
FORD:
2011-2016 F-250
This article supersedes TSB 14-0161 to update the model years.
ISSUE:
Some customers with 2011-2016 F-250 Super Duty 4×4 vehicles want to raise the rear of their vehicle to change vehicle attitude appearance.
This procedure provides the necessary information for this modification in accordance with engineering specifications.
The modification is a customer responsibility and is not covered by New Vehicle Limited Warranty.
ACTION:
Follow the Service Procedure steps to perform the modification.
SERVICE PROCEDURE
Rear ride height may be increased by replacing the rear leaf spring spacer block along with additional components. Raising the rear ride height could affect fifth wheeltrailer compatibility.
Is the vehicle a 2014-2016 model year and equipped with a snow pre-package?
No – proceed to step 2.
Yes – no further action is required. The vehicle is already equipped with all the components listed in this procedure.
Lower the rear axle and remove the original 5 cm (2″) rear spring spacers. Discard the spacers, U-bolts, and nuts. Refer to Workshop Manual (WSM), Section 204-02.
Refer to the parts list chart for the correct part and vehicle application. (Figure 1)
Install the 10 cm (4″) rear spring spacers, using new U-bolts and nuts.
Raise the rear axle and tighten the U-bolt nuts in proper sequence. Refer to WSM, Section 204-02.
Replace the rear shock absorbers. Refer to WSM, Section 204-02.
If the vehicle is equipped with a two-piece driveshaft, replace the driveshaft and center bearing bracket. Refer to WSM, Section 205-01 and proceed to Step 8.
Check driveline angles, if required. Refer to WSM, Section 205-00.
Failure to update the center bearing bracket, if required, may result in driveline shudder.
If the vehicle is equipped with a one-piece driveshaft, replace the driveshaft. Refer to WSM Section 204-02.
If the vehicle is equipped with a camper package with rear suspension stabilizer bar, replace both rear stabilizer bar links. Refer to WSM, Section 204-02.
Adjust headlamp aim. Refer to WSM, Section 417-01.
FITMENT NOTE: Does not fit Commercial Chassis or DRW models. Fits factory trucks or with lifts that retain the factory jounce bumper strike plate location with longer 3/8-16 carriage bolts (not included)
UP TO 5,000 LBS LOAD-LEVELING CAPACITY: LoadLifter 5000 air springs provide serious support for towing and hauling; eliminates rear-end sag, squat, and bottoming out under heavy loads. Ideal for towing, campers, boats, and work equipment.
ADJUSTABLE AIR PRESSURE (5–100 PSI): Fine-tune your suspension for any situation; lower pressure for daily driving comfort, higher pressure for maximum support when towing trailers or carrying loads.
IMPROVES RIDE QUALITY & STABILITY: Reduces bounce, sway, and body roll while improving overall control and comfort. Maintains proper ride height for safer braking, better steering response, and even tire wear.
EASY TO INSTALL: Most kits use existing holes in frame. Precision-fit design, kit includes all hardware and a fully illustrated installation guide. Compatible with Air Lift compressors and wireless controllers for quick and easy pressure adjustments.
Not compatible with side-mount fifth-wheel hitch applications. This kit is not suitable for cab andchassis (incomplete) truck models.
Compatibility- DEEAGLE air bags suspension kit is compatible with 1969-2004 Ford F-250 F-350, 1975-1996 Ford F-150. Compatible with 1994-2002 Dodge ram 1500 2500 3500, 1965-1983 ford f-100, 1968-1974 GMC C35, 1973-1986 GMC C15 C25 C35. Compatible with 1969-1980 dodge w300 w200, 1969-1976 dodge w100, 1969-1980 dodge D200 D300, 1977-1992 dodge w150, 1977-1993 dodge D150, 1981-1993 dodge w150 w250
Ease of Installation- Our air bag suspension kit has to be drilled, and also the installation process straightforward and easy. Every airbagsuspension kit is equipped with clear instruction and labeled parts
Custom Air Pressure- You can fine-tune the airbag pressure within the range of 5 to 100 psi to adjust the vehicle’s front-to-rear and side-to-side levels, ensuring optimal balance and ride comfort.
Functionality- If you’ve experienced these issues, you understand the impact of squat. This airbag kits offers remarkable load leveling capacity of up to 5,000 pounds, improving spring rates more effectively than traditional or factory springs, while reducing impacts and vibrations and enhancing vehicle stability.
Vehicle Compatibility - RETRUE Air bags rear suspension kit for 2011-2016 Ford F250 F350 2WD 4WD and 2011-2013 Ford F450 2WD 4WD, perfect replacement for the Firestone Ride-Rite 2597 kit
Air Ride Suspension Kit - Offering an impressive load-leveling capacity of up to 5,000 pounds, increase spring rate more effectively than traditional or original, reduce the amount of shock and vibration, improve vehicle stability to provide a safer and more comfortable ride
Effortless Installation - Our air spring bag kit features pre-drilled holes and no drill required, ensuring a hassle-free installation process. With included comprehensive instructions and labeled parts, just turn on some tunes and have a blast with the install. Tips: automated tools will speed it up
Customized Air Pressure - Allows you to fine-tune the air bags pressure from 5 to 100 psi, levels vehicle front-to-rear and side-to-side for optimal balance and ride comfort
Reliable Customer Support - At RETRUE, customer satisfaction is our top priority. Rest assured that we stand behind our products with unwavering confidence. If you have any questions or concerns, our dedicated support team is here to assist you every step of the way. Your satisfaction is guaranteed.
Vehicle Compatibility - RETRUE Air bags rear suspension kit for 2022-2026 F250 4WD 2WD；2017-2025 F250 4WD；2022-2026 F350 4WD 2WD；2017-2026 F350 4WD；2017-2026 F450 4WD 2WD, （2WD/4WD Fits both single and dual wheel applications. Will require spacers forlifted applications) perfect replacement for the Firestone Ride-Rite 2625 kit
Air Ride Suspension Kit - Offering an impressive load-leveling capacity of up to 5,000 pounds, increase spring rate more effectively than traditional or original, reduce the amount of shock and vibration, improve vehicle stability to provide a safer and more comfortable ride
Effortless Installation - Our air spring bag kit features pre-drilled holes and no drill required, ensuring a hassle-free installation process. With included comprehensive instructions and labeled parts, just turn on some tunes and have a blast with the install. Tips: automated tools will speed it up
Customized Air Pressure - Allows you to fine-tune the air bags pressure from 5 to 100 psi, levels vehicle front-to-rear and side-to-side for optimal balance and ride comfort
Reliable Customer Support - At RETRUE, customer satisfaction is our top priority. Rest assured that we stand behind our products with unwavering confidence. If you have any questions or concerns, our dedicated support team is here to assist you every step of the way. Your satisfaction is guaranteed
Vehicle Compatibility: RETRUE Air bags rear suspension kit for 2009-2014 Ford F150 2WD 4WD, will NOT Fit Raptor or FX2, perfect replacement for the Firestone Ride-Rite 2525 kit
Air Ride Suspension Kit: Offering an impressive load-leveling capacity of up to 5,000 pounds, increase spring rate more effectively than traditional or original, reduce the amount of shock and vibration, improve vehicle stability to provide a safer and more comfortable ride
Effortless Installation: Our air spring bag kit features pre-drilled holes and no drill required, ensuring a hassle-free installation process. With included comprehensive instructions and labeled parts, just turn on some tunes and have a blast with the install. Tips: automated tools will speed it up
Customized Air Pressure: Allows you to fine-tune the air bags pressure from 5 to 100 psi, levels vehicle front-to-rear and side-to-side for optimal balance and ride comfort
Reliable Customer Support: At RETRUE, customer satisfaction is our top priority. Rest assured that we stand behind our products with unwavering confidence. If you have any questions or concerns, our dedicated support team is here to assist you every step of the way. Your satisfaction is guaranteed.
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