Section I. GENERAL INFORMATION
Type of Manual: Unit Maintenance Manual.
Model Numbers and Equipment Names:
Truck, Tractor, Line Haul: 52,000 GVWR, 6 x 4, M915A2.
Truck, Tractor, Light Equipment Transporter (LET): 68,000 GVWR, 6 x 6, w/Winch, M916A1 and M916A2.
Truck, Dump, Heavy, Chassis: 6 x 6, M917A1 and M917A1 w/MCS.
Purpose of Equipment: The M915A2 truck tractor is a 6 x 4 prime mover of the M871, M872, and M1062
semitrailers used primarily to transport containers, bulk cargo, and petroleum products over primary and secondary roads
under worldwide climatic conditions in a military environment.
The M916A1 and M916A2 truck tractors are 6 x 6 prime movers of low-bed M172 and M870 semitrailers, used
primarily to transport heavy engineering equipment over primary and secondary roads, and off-roads, under worldwide
climatic conditions in a military environment.
The M917A1 and M917A1 w/MCS dump truck is a 6 x 6 vehicle used to transport, dump or spread aggregate, hot
mix asphalt and similar materials over primary and secondary roads and offroad.
MAINTENANCE FORMS, RECORDS, AND REPORTS
Department of the Army forms and procedures used for equipment maintenance will be those prescribed by DA
Pam 738-750, The Army Maintenance Management System (TAMMS).
DESTRUCTION OF ARMY MATERIEL TO PREVENT ENEMY USE
When the tactical situation requires that Army materiel be abandoned, refer to TM 750-244-6, Procedures for
Destruction of Tank-Automotive Equipment to Prevent Enemy Use, for procedures on destruction of the vehicle.
PREPARATION FOR STORAGE OR SHIPMENT
Instructions for storage and shipment, including administrative storage, are found in TM 740-901 and MIL-V-
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