Mobile Tactical Cannon - Tracked (MTC-T) and Resupply Vehicle – Tracked (RSV-T) Capability Solutions

Updated 09 November 2026: Posted Questions and Answers Updated 05 November 2026: Schedule for Delivery Updates: See Section 6.1, paragraph d.i and d.ii.

Attachment 012: MTC Test Schedule Breakdown (MTC-T Simple Schedule Tab) Adjusted test schedules by aligning delivery of vehicles to beginning 12 months after the initial of award as outlined in the CFS. Added to page 1: Distribution Statement A. Approved for public release: distribution is unlimited. Added text “or DoD SAFE” to Section 7.

Updated 03 November 2026: Updated the office to W6QK ACC-DTA.

Updated 02 November 2026: Added the updated MTC-T OTA Prototype Project Agreement and Attachment 001 Contract Data Requirements Lists (CDRLs) which removed the restrictions that previously prevented opening these files on non-Government computers. The Army Contracting Command – Detroit Arsenal (ACC-DTA), is seeking a mature and available tracked self-propelled 155mm howitzer system, Mobile Tactical Cannon-Tracked (MTC-T), from existing production lines with a credible baseline of testing, safety, and evaluation already completed. In accordance with Open Solicitation Procedures detailed within Solicitation W50RAJ-26-S-0001, the Government intends to award one or more Other Transaction (OT) for Prototype Project pursuant to 10 USC 4022 (formerly 10 USC 2371b). The Government further reserves the right to award to all, part, or none of the companies who submit proposals. This Call for Solution (CFS) will utilize CSO procedures in accordance with 10 U.S.C. 4022. The Call for Solutions (CFS) document outlines the problem statement, submission requirements, and evaluation phases. Draft attachments are provided to offer broader context regarding the anticipated requirements and to facilitate proposal development by vendors selected to submit a proposal. These draft materials are provided for informational purposes only and remain subject to revision. The deadline to submit questions for Phase 1 is November 10 at 3:00 PM ET. The following shall be utilized in the email subject line: "CFS – MTC-T and Resupply Vehicle – Tracked (RSV-T) Capability Solutions MOSAIC-27-01" The Munitions Open Solicitation for Advanced and Innovative Capabilities (MOSAIC), Notice ID W50RAJ-26-S-0001, that this Call for Solution is associated with can be found at: https://sam.gov/workspace/contract/opp/09563a1efa61455c9fa5c3ccc3570453/view