Featuring an 8'6" wheelbase with clasp brakes and outside swing hangers, trucks of this type were widely used on lightweight cars built by both Pullman and ACF from 1946 to 1950. An easy upgrade for new and older HO Scale passenger cars, WalthersProto trucks are fully assembled and ready to use with built-in electrical contacts for car lighting and 36" turned metal RP-25 wheels.