| Owner: | Boston & Maine |
| Type: | Box Car |
| AAR Class: | XL: Loader Equipped. Box car similar in design to "XM", with steel perforated side walls or equipped with interior side rails for securement of certain types of lading and/or permanently attached movable bulkheads. |
| AAR Type: | A432 |
| Detail Info: | Equipped Box Car, Inside Length: 49' to 59', cushion draft gear/underframe, Sliding door, opening between 9 and 11 feet |
| Plate: | B |
| BM Class: | XL |
| Max Gross Weight: | 220000 |
| Load Limit: | 155500 |
| Dry Capacity: | 5075 |
| Ext L/W/H: | 57' 9" / 10' 8" / 15' 0" |
| Int L/W/H: | 50' 6" / 9' 6" / 10' 7" |