A 2.5-ton, 6x6 truck, the CCKW was built alongside ... Most trucks were shipped with a standard cargo body and shared their closed cabs with the GMC CCKW. But Chevrolet also built open cab trucks ...

The CCKW was very successful during WW2, amounting to almost a quarter of the total US truck production and ... the factory as general-purpose cargo models, GMC also built many specialized variants.