Introduced in the 1960s as workhorse cars for coal and aggregate service, these cars became standards on railroads across the country. By the 1970s, as new clean air standards were mandated, coal-fired power plants around the country found themselves in need of clean-burning, low sulfur coal. The vast deposits in the western United States met this criteria and demand skyrocketed. New rail lines were built to serve the coalfields and railroads scrambled to provide enough cars to haul the newfound traffic. relying on proven designs, orders for these 100-ton cars poured in.

Walthers Classic Kits bring back the fun and economy of kit building. Cars feature detailed plastic bodies, authentic paint and lettering and come equipped with free-rolling trucks and working knuckle couplers.