Hellwig Air 6299 - Manual (Page 8)

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7. Reference the ride height from step (1) and subtract 1” from this measurement. Adjust
frame height to the new measurement and place frame on jack stands. This will allow
the vehicle to have a level attitude as Dodge built in rake to accommodate compression
of the coil spring under load. The air suspension will hold ride height regardless of
load. IMPORTANT- You must reduce the rear ride height 1” to prevent the leveling
valve linkage from contacting the bed.
Part B Leveling Valve Installation
8. Remove 2 bolts from differential cover as shown. Attach leveling valve axle bracket
as shown using 5/16” X 1-1/4” bolts. Place qty (4) 5/16” washers between differential
cover and bracket at each bolt location to make bracket sit square. Torque to 10-12 ft-lb.
Remove 2 bolts
Subtract 1” from
reference dimension
6299 ( R-6299) 02/26/2010