Allison Transmission 3500 User Manual

Transfercasedesignfeaturesincludehelicaltransfergearsanda
self-containedlubricationoilpump.Thetransfergearsprovidearatioof
1.2:1.Thelubricationoilpumpisdrivendirectlybytheoutputtothedrive
axles.Sincelubricationispresentwheneverthedriveaxleisturning,itisnot
necessarytodisconnectthedrivelinesoraxleshaftswhenthevehicleis
towedorpushed.Atorqueproportioningdifferentialgivesafront/reartorque
splitof30/70whenthemulti-platedifferential(C7)isnotengaged.Whenthe
multi-platedifferentialC7isengaged,thetorquesplitbecomes50/50.The
multi-platedifferentialC7isengagedindifculttractionsituations.
Theseventhforwardspeedinthistransmissionisthelowestnumericalgear
ratioprovidedandisintendedforuseinoff-roadconditions.Thisrangeis
obtainedwhenamulti-plateC6inthetransfercaseisapplied.
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Allison Transmission 3500 Specifications

General

Retarder	Optional
Protection Rating	IP67
Gears	6-speed
Type	Automatic
Input Voltage	12V or 24V
Communication Protocol	J1939
Operating Temperature Range	-40°C to +85°C