Crash safety tests administered by all automotive ratings agencies have been effectively “raising the bar” year after year, making it harder for automakers to achieve top scores. The end result is that consumers benefit as manufacturers find more ways to improve safety in their cars. That said, the changes mean there are test score discrepancies among model years.

The Canadian Army uses a military version of the 2003 model and calls them “MILCOTs” or “Milverados.” A similar, more armored model is used by the U.S. Army under the Commercially Based Tactical Truck Program,or “COMBATT,” and beat rival bids from the Dodge Ram 2500/3500, the Ford F-350 Super Duty and even the Hummer to get there. What is it?