Here is a real rarity. This Mack Truck is a Model B-405 firetruck. 50 were ordered by the government in 1958. They were built by Mack with a Chrysler hemi engine, Dodge wheels and a 5-speed transmission. Nine were left over and sold to fire departments. This particular truck came from New York B Model Fire Truck Production B-20 58 1 F B-21 57 9 F B-405 55-58 9 CF B-475 56-58, 61 42 CF B-505 54-58, 64, 66 48 F, FSW B-75 54-63 54 F B-795 56 1 F B-85 54-66 455 F, FA, FC, FCD, FD, FT, FSW B-95 54-66 236 F, FD, FMD B-125 54-58, 60, 63-66 53 F, FC 908 total MACK fire truck combinations:The good guys at the Mack Museum and Harvey Eckart had to do some “head scratchin” on these CF - fire truck with Chrysler Corp. drive train FA - aerial ladder fire truck FC - fire truck chassis without fire body. This designation started in 1965 FCD - fire truck chassis with diesel engine without fire body FD - fire truck with diesel engine. This designation started in 1964 FMD - don’t have a clue. Only built in 1963 FSW - six wheel (tandem axle) fire truck. This designation started in 1958 for fire trucks but had been used in trucks prior to the B model series. FT - fire truck tractor. This designation started in 1965 but fire truck tractors were also built before this date.