Also in 1954, Evans Products, a manufacturer of loading racks for carrying automobiles in conventional boxcars, developed a bi-level Auto-Loader superstructure with an elevating top deck capable of carrying six cars or light trucks on a typical flatcar. Two prototype units were constructed and mounted on conventional flat cars for field testing. NYC 500085 carried a semi-streamlined rack,Railway Age March 8, 1954 while UP 5800 had a more utilitarian rack mounted. Neither design went into commercial production.
