| Owner: | Spokane Portland & Seattle |
| Type: | Diffco Side Dump |
| AAR Class: | MWD: Dump Cars. On the type of contractors car used for building up fills; the body of the car dumps being raised by means of counterweight, air or hand power. |
| AAR Type: | M120 |
| Detail Info: | Misc Cars |
| User Notes: | Spokane, Portland and Seattle Railway |
