GM built a military-spec Chevrolet Colorado truck for the US Army's future infantry-moving vehicle.

Most US Army vehicles are people movers, not tanks or helicopters. 

The US Army is holding a competition to find a new Infantry Squad Vehicle manufacturer

GM Defense, GM's military branch, is competing for this hefty contract. 

Their military Chevrolet Colorado ZR2 is "supplemented with both bespoke and commercially available items."

The chassis is 70% off-the-shelf, but the body has been heavily modified.

The army requires the ISV to be "light enough to be sling-loaded from a UH-60 Blackhawk helicopter

compact enough to fit inside a CH-47 Chinook helicopter and versatile enough to carry up to nine