Five decorations for overseas service are represented by the gold wavy bend.

Motto: "Complete Support" Previous insignia: The older DUI was used from 1968 until the battalion was deactivated in 1970.

[3] On 7 July 1943, it was consolidated with the 2639th Quartermaster Truck Battalion, which was activated at Canastel, Algeria on 13 March 1943.

The battalion was made up of volunteers from other units already serving in North Africa.

The War Department directed that the Quartermaster turn over its truck units to the Transportation Corps effective 1 August 1946.

[3] Consequently, the 55th was converted and redesignated as HHD, 55th Transportation Corps Truck Battalion on 1 August 1946 and activated at Fort Knox, Kentucky, the same day.

The 55th Maintenance Battalion was reformed 20 June 1981 and activated 9 July 1982 as part of the 56th Field Artillery Brigade, supporting the Pershing missile system in West Germany.

The battalion provided logistical support for the 56th Field Artillery Brigade, including missile, engineer, communications and automotive, coordinated by the Material Management Center.