US Army Expanded Infantry Squad Vehicle Order
The service increased its procurement plan from 649 to nearly 12,000 units to support mobile brigade combat teams.
Updated on Oct. 12, 2026 in Electric Vehicles
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The US Army has significantly increased its order for Infantry Squad Vehicles, scaling the fleet from an initial 649 units to nearly 12,000. These vehicles are designed to provide mobile brigade combat teams with a flexible platform to address evolving battlefield threats.
Why it matters
This expansion provides mobile brigades with greater tactical flexibility by utilizing unarmored vehicles that can adapt to changing mission sets. The platform allows for rapid movement across various terrains, supporting the military's goal of modernizing mobile ground units.
The order covers variants fielded across 39 active-duty and National Guard brigades, with the fleet size increasing by 1,750%. The vehicles are based on the Chevrolet Colorado ZR2 and the Chevrolet Silverado HD 3500 ZR2 platforms.
The players
US Army
The US Army is the principal land warfare force of the United States and is responsible for managing military operations on the ground.
GM Defense
GM Defense is a subsidiary of General Motors that provides integrated vehicles, power, and propulsion solutions to global defense and security customers.
The details
GM Defense has already supplied seven prototypes of a five-soldier variant for unit-level assessments at no cost. These vehicles are built without armor, doors, or windows to maximize mobility and speed in diverse environments.
Timeline
GM Defense announced the Infantry Squad Vehicle order expansion in October 2026.
Testing for the new unmanned ground vehicle is scheduled to begin in 2027.
Roadmap
This move represents a strategic pivot toward utilizing modified, mass-produced automotive platforms to meet rapid military procurement needs. By leveraging commercial vehicle architectures, the industry is shifting away from custom-built military prototypes toward agile, off-the-shelf solutions.
This defense contract underscores the broader shift toward civilian-military manufacturing synergies for automotive manufacturers. The direct impact for the industry includes increased production volume and long-term development stability for GM Defense as they integrate these vehicle platforms.
The takeaway
The move demonstrates how standard truck platforms can be adapted for highly specific national security requirements without the cost of a completely bespoke build. Utilizing existing consumer platforms like the Colorado ZR2 helps the military field units faster while benefiting from established supply chains.
What happens next
GM Defense is set to initiate testing of its unmanned ground vehicle prototypes in 2027.
Further reading
Learn more about the latest innovations in Electric Vehicles.
Source note: This article includes information reported by Defense News.
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