GM Defense Contract Gains $697.7 Million Modification

On September 21, GM Defense announced that the U.S. Department of War had modified its contract covering engineering changes for 10,000 Infantry Squad Vehicles (ISV). The vehicles are being built using the Chevrolet Colorado frame, with the updated work order adding significant funding to the existing government agreement. The contract modification expands the scope of the ISV program while establishing a revised schedule for completing the additional engineering work. The changes are focused on equipment and protection-related features for the military vehicles, including new systems intended to improve crew conditions and vehicle usability during operations.

Contract Modification Adds $697.7 Million

The latest modification adds $697.7 million to the program and brings the cumulative face value of GM Defense’s contract with the government for the 10,000 vehicles to $915,597,166. The estimated completion date for the work order is June 25, 2028. The expanded value reflects the engineering changes incorporated into the updated contract rather than a separate vehicle production program. The modification therefore increases the financial scope of the existing agreement while extending the work associated with the Infantry Squad Vehicle program. The contract continues to center on the ISV platform derived from the Chevrolet Colorado frame.

ISV Engineering Changes Add Crew Protection Features

The engineering changes specified in the modified contract include the addition of a windshield, along with a heater and defrost system. The updated agreement also includes options for a full crew enclosure kit, expanding the available configuration for the Infantry Squad Vehicle. In addition to these changes, GM provides winch kits for its ISV. Together, the additions modify the vehicle configuration beyond its original setup and address equipment intended to support crew operation in different conditions. The work remains tied to the existing fleet of 10,000 Infantry Squad Vehicles covered by the government contract.

Program Follows PAC-3 Missile Component Delivery

The expanded military contract follows GM Defense’s first delivery of mission-critical components for Lockheed’s PAC-3 Missile Segment Enhancement (MSE) interceptor missile. That delivery represents another defense-related activity involving the company alongside its work on the Infantry Squad Vehicle program. GM Defense is headquartered in Washington, D.C., and was established in 2017. Its involvement across these programs places the company in multiple areas of defense manufacturing and supply, while the latest contract modification specifically expands engineering work connected with the ISV fleet.

Industry Impact & Outlook

The contract modification expands the engineering scope and financial value of the Infantry Squad Vehicle program, with the additional equipment focused on crew protection, climate control, visibility, and vehicle utility. For the United States defense manufacturing sector, the work illustrates how established vehicle platforms can be adapted through contract modifications to meet changing military requirements. The June 2028 completion target provides a defined timeline for the updated engineering work. The next phase will center on implementing the specified changes and completing the modified work order across the affected ISV program.

Frequently Asked Questions

What is the latest GM Defense contract modification?
GM Defense received a $697.7 million modification covering engineering changes for 10,000 Infantry Squad Vehicles, bringing the cumulative face value of its government contract for those vehicles to $915,597,166. The updated work includes a windshield, heater and defrost system, plus options for a full crew enclosure kit. The estimated completion date for the work order is June 25, 2028. The company also provides winch kits for the Infantry Squad Vehicle and previously delivered mission-critical components for Lockheed’s PAC-3 Missile Segment Enhancement interceptor missile.