Walthers 910-46525 HO Scale 50' AAR Single Door Boxcar Pennsylvania PRR 72680 Work Car Replaces 8251

Replaces 8251

Based on the airframe of the Reggiane Re 2000 fighter

Even more impressive is how successfully it captures true dirt bike performance

Prototypical "Gull Wing" cab on Santa Fe unit

Walthers 910-46525 HO Scale 50' AAR Single Door Boxcar Pennsylvania PRR 72680 Work Car Replaces 8251Walthers 910 46525 HO Scale 50' AAR Single Door Boxcar Pennsylvania PRR 72680 The Association of American Railroads had been trying to set design standards for freight cars starting in the early 20th century. The early designs were not widely embraced. Many railroads preferred their own designs. By the time the 1937 AAR boxcar was introduced, this had begun to change as each new design standard provided higher capacity, lighter, more durable cars.