Freight Cars
Index For This Page
This page was last updated on September 7, 2026.
AAR Plate Clearances -- Information about the American Association of Railroads (AAR) Plate clearances (Plate C, Plate F, etc.) used for rail equipment on North American railroads.
AAR Mechanical Designation codes (RB, RP, XLI, XPI, etc.) and Equipment Type codes (A616, R660, etc.) -- Information about the American Association of Railroads (AAR) Mechanical Designation and Equipment Type codes for insulated boxcars and refrigerators cars.
AAR Overall Mechanical Designation Codes -- Information about the overall AAR Mechanical Designation codes, dating back into the early 1900s.
Mechanical Refrigerator Cars
Mechanical Refrigeration -- Information about mechanical refrigeration of railroad refrigerator cars and the history of mechanical refrigeration before being used by the railroads. Includes links to manufacturers.
American Refrigerator Transit -- Information about the mechanical refrigerator car of the American Refrigerator Transit company, owned by several railroads.
AT&SF Mechanical Refrigerator Cars -- Information about the mechanical refrigerator cars of the AT&SF railroad.
Burlington Express Refrigerator Cars -- Information about the mechanical refrigerator cars of the Burlington Express company, owned by CB&Q.
Cryo-Trans Reefers -- Information about the fleet of Cryo-Trans CRYX refrigerator cars, and the company that operated them. The first cars were delivered in 1986, with several new groups added after that. The first cars were unique in that they used CO2 to maintain the cold temperatures, but in 1998 Cryo-Trans abandoned the CO2 technology and maintained a fleet of mechanical refrigerator cars. Cryo-Trans was sold in 2021 to Lineage Logistics, a large multi-national logistics conglomerate, and later in 2021, Lineage began receiving more new mechanical refrigerators cars under its LINX reporting mark.
CEECO -- Information about Coast Engine & Equipment Company (CEECO), a rebuilding and fabrication company in Tacoma, Washington, that rebuilt hundreds of both railcars and railroad locomotives, along with a wide variety of marine equipment.
Fruit Growers Express Refrigerator Cars -- Information about the mechanical refrigerator cars of the Fruit Growers Express company, owned by several railroads.
Gunderson-Greenbrier -- Information about Gunderson, the company that built railcars in Portland, Oregon. Owned by The Greenbrier Companies after 1985; closed in 2023.
Merchant Despatch Transportation -- Information about the mechanical refrigerator cars of the Merchant Despatch Transportation company, owned by several railroads.
Pacific Fruit Express -- Information about the mechanical refrigerator cars of the Pacific Fruit Express company, owned by Union Pacific and Southern Pacific railroads.
Western Fruit Express -- Information about the mechanical refrigerator cars of the Western Fruit Express company, owned by several railroads.
Cabooses
International Car -- Information about the caboose manufacturer, International Car Company, and its predecessors New City Car Company, Central States Equipment Corp. and International Railway Car & Equipment Company.
Rio Grande Cabooses -- An index page for D&RGW standard-gauge cabooses, both wooden and steel.
Union Pacific Cabooses -- An index page about Union Pacific's wooden and steel cabooses.
Union Pacific Merged Railroads -- An index for brief notes and information about the cabooses of the railroads merged into Union Pacific.
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