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CAUTION: SHUT OFF POWER TO THE AIR SUSPENSION
PRIOR TO LIFTGING OR JACKING THE VEHICLE. DEFLATE
THE AIR SPRINGS PRIOR TO DISASSEMBLY. DURING ASSEMBLY, APPLY GREASE TO O-RING SEALS AND PRESS FIT
RETAINER PINS INTO UPPER MOUNT.
REMOVAL
1. Safely raise and support the vehicle.
2 Remove the wheel and tire assembly.
3. Discharge the remaining air from the strut by carefully removing the
solenoid.
4. Loosen and remove the tie rod to knuckle ball joint.
5. Loosen and remove the strut to body nuts at the top.
6. Remove the shock mount to lower control arm bolt and nut.
7. With all fastners loosened, pull the strut loose from its mounting
position.
DISASSEMBLY
Note the alignment of the air spring and shock before disassembling.
1. Loosen the rod end nut and remove.
2. Turn the assembly upside down and using a at head screwdriver
depress the securing tabs to dislodge the piston from its position.
3. Remove the shock from the air spring assembly.
4. Pull the retainer pins holding the upper mount to the air spring top
and pry the mount o. If a new mount was purchased you may disregard this step.
ASSEMBLY
1. Clean the reused parts and apply the new o-rings and lubricant.
2. Install the new air spring onto the shock absorber.
3. Install either the reused or new top mount onto the air spring and
rmly seat them together.
4. Secure the rod end nut and the retainer pins into place on the
upper mount.
Reinstall into vehicle in the reverse order of removal.
Part#
A-2528
2007-2012 NAVIGATOR/EXPEDITION
REAR AIR SPRING PAIR
Rod End Nut
Upper Mount
Upper Mount
O-rings
Air Spring
Rod End Spacer
And O-ring
Factory
Bumpstop
Lower O-rings
Factory Shock
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