Intermountain 45828 HO Scale 40' Modified 1937 AAR Boxcar GM&O #'s Vary Passenger - Head End The aggressive tread design and

The aggressive tread design and lug spacing release dirt and debris

With the addition of an external relay

Big Fender Flares mimic real crawlers

Featuring fire simulating

Intermountain 45828 HO Scale 40' Modified 1937 AAR Boxcar GM&O #'s Vary Passenger - Head End The aggressive tread design andIntermountain 45828 HO Scale 40' Modified 1937 AAR Boxcar GM&O #'s Vary The 1937 AAR boxcar is widely viewed as the first standard freight car type that was voluntarily adopted by the majority of railroads in North America. Previously, railroads used several USRA mandated car types. These cars had many features that went on to become standard on future generations of boxcars. These include dreadnaught ends, straight panel roof and an inside length of