Comparing: ARL V39 vs. M18 Hellcat

A prototype of the ARL 40. The vehicle was intended as an assault SPG. Mass production was to be launched in 1940 but never started due to the occupation of France.

Development started in 1942. In April 1943 the General Motors company produced the first prototypes. One of a few American tank destroyers manufactured on its original chassis, not on a tank chassis. The tank destroyer became the fastest armored vehicle, of this type, of World War II. A total of 2,507 vehicles were produced from July 1943 through October 1944.