Spicer Drive Axles Service Manual G & M - Manual (Page 27)

TWO SPEED OPERATING INSTRUCTIONS
The Spicer two-speed rear axle may be specified in combination with four and five speed manual transmissions.
There are 8-10 possible gear selections. The axle can be spit shifted or shifted to high when road speed is achieved.
By studying
Figure 14 and using the following shift sequences, you can refine and make using the Spicer two-speed
axle an automatic occurance.
LOW TO HIGH SHIFTING
With accelerator down, move the axle selector
switch to HI.
Release accelerator.
When shift is complete, depress accelerator.
HIGH TO LOW SHIFTING
With accelerator down, move the axle selector
switch to LO.
Rapidly release and depress accelerator.
When shift is complete, depress accelerator.
SPLIT SHIFTING THE TRANSMISSION AND AXLE
Upshifting
While shifting transmission up to the next
higher gear,
Move axle selector switch to LO before
engaging clutch.
Downshifting
With the accelerator down, move the axle selector
switch to HI (pre-select).
Shift transmission down to the next lower gear.
"L "L "L "L "LO" R O" R O" R O" R O" RANGE ANGE ANGE ANGE ANGE
"HI" R "HI" R "HI" R "HI" R "HI" RANGE ANGE ANGE ANGE ANGE
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