OPERATOR'S MANUAL

REARAXLEANDSUSPENSION
RearSuspensionFasteners
Tomaintaintheperformanceofthe
airsuspension,checkfastenertorque
valuesaftertherst2,000miles(3,218
km)ofserviceandevery60,000miles
(96,000km)thereafter.
Torquerecommendationsapplyto
fastenerssuppliedandinstalledby
vehiclemanufacture.Thevalueslisted
inthetablesbelow,areforcadmium
platedorphosphateandoilfasteners
only.
U-boltsaredifculttotightenunless
youhavetherightequipment.Ifyou
cannottightenthemcorrectlyyourself,
besuretohavethemcheckedand
tightenedregularlybyanauthorized
mechanic.
U-BoltTorque
NOTE
Toensureanaccuratetorque
reading,useproperlymaintained
andcalibratedtorquewrenches.
Cleanthenutandbolt.Nodirt,grit,
orrustshouldbepresent.
WARNING
Donotoperatethevehicleifthe
U-boltsarenotproperlytightened.
LooseU-boltswillcausetheaxle
tonotbeproperlysecuredtothe
suspension,whichcouldcause
lossofvehiclecontrolandan
accident.LooseU-boltscanalso
causeuneventirewearandpoor
alignment.Failuretocomplymay
resultindeath,personalinjury,
equipmentorpropertydamage.
NOTE
Wheneverpossible,torqueall
fastenersonthenutend,notthe
bolthead.
RearSuspensionFasteners(Metric&
Standard)
TORQUE* SIZE/TYPE
NmLb-Ft
M16
nylon-insert
nuts
163-217120-160
M20
nylon-insert
nuts
352-460260-340
M20all-metal
locknuts
427-475315-350
1/2in.nut
109-12280-90
3/4in.nut
394-462290-340
1-1/4in.nut
1,877-2,2171,380-1,630
*T orquerequirementsapplytomanufacturer
proprietarysuspensions.Allother
suspensionsmustreferandadhereto
originalmanufacturersshopmanual.
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