
Congratulations on your selection to purchase an Arnott Air Suspension System. We at Arnott Air
Suspension Systems are proud to offer a high quality product at the industries most competitive
pricing. Thank you for your confidence in us and our product.
Proper installation is essential to experience and appreciate the benefits of this system. Please take a
moment to review these installation instructions before you begin to install this system on your
vehicle.
It is equally important to be aware of all necessary safety measures while installing your new Air Ride
System. This includes proper lifting and immobilizing of the vehicle and isolation of any stored
energy to prevent personal injury or property damage.
“Engineered to Ride, Built to last”
WARNING: The air suspension system may be under pressure (up to 10 bar, or
150 lbf/in ) verify pressure has been relieved and disconnect power to the air ride
system prior to disassembly. Do not allow dirt or grease to enter the system. Always
wear standard protective hand, ear, and eye protection when servicing the air
suspension system.
Kit contains:
PARTS LIST
P/N QTY DESCRIPTION
21-6091 2 REAR COIL SPRING CONVERSION STRUT S
21-6147 1 SPOOFER
Page 1 of 4 Rev A

NOTE: In the information center, locate and turn off the air suspension.
WARNING: The air suspension system is under pressure (up to 10 bar, or
150 lbf/in ). Do not allow dirt or grease to enter the system. Always wear
standard protective hand, ear, and eye protection when servicing the air
suspension system.
REMOVAL
1. Safety 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 clip. Then carefully turn solenoid to
release the air pressure.
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 removed, pull the strut loose from its mounting position.
Reinstall into vehicle in the reverse order of removal.
NOTE: UNPLUG AND REMOVE THE AIR SPRING SOLENOIDS.
LEAVE THE AIR SUSPENSION TURNED OFF.
Page 2 of 4 Rev A

Figure A
1. Locate air suspension module under the left side of dash between the emergency
brake and the standard brake pedals. (Figure A)
Figure B
2. Unplug the two multi pin connectors from the air suspension module and leave disc onnec te d.
(Figure B)
Page 3 of 4 Rev A

Navigator Suspension Module Connector (16 pin connector)
NOTE: USE ABOVE AND BELOW CHART TO PROPERLY CONNECT SPOOFER WIRING TO 16
PIN SUSPENSION MODULE CONNECTER.
NOTE: All connectors of spoofer will be made to the larger 16 pin connector.
MULTI PINNED
CONNECTOR #1
NOTE: Leave two multi pin connectors disconnected while spoofer is installed.
Page 4 of 4 Rev A