12th Littoral Logistics Battalion tactical-level logistics to the 12th Marine Littoral Regiment and area support to expeditionary advanced bases to enable Fleet Marine Force, bilateral, and joint operations across the competition continuum.

9th Motor Transport Battalion was activated at Marine Corps Base Camp Pendleton, California on June 25, 1953.

It was relocated to Camp Sukiran, Okinawa in November 1958 as part of 3d Marine Division.

It operated from Da Nang, Dong Ha, and Quang Tri and was awarded the Presidential Unit Citation, Vietnam Service Streamer with Two Silver and One Bronze Stars, Vietnam Cross of Gallantry with Palm Streamer, and Vietnam Meritorious Unit Citation Civil Actions Streamer for its service.

On 14 October 1993, the battalion was deactivated as part of the post-Cold War reduction in force.