TM 9-2320-392-10-1
M1083A1 SERIES THEORY OF OPERATION
POWERTRAIN
The vehicle powertrain is driven by a diesel engine coupled directly to an automatic
transmission. Power from the automatic transmission is supplied to the transfer case and
on to the front steering axle, intermediate drive axle, and rear drive axle through a series
of drive shafts and universal joints. The capability of the powertrain is enhanced by the
use of a seven-speed transmission.
Engine (Vehicle S/N 11,438 to 99,999). The vehicle is equipped with a Caterpillar
model 3126 Air-To-Air Aftercooler (ATAAC) diesel engine rated at 330 hp (246 kW).
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