Ownership History:Boston Elevated Railway #3254 1945-1947 / Boston Metropolitan Transit Authority #3254 1947-1964 / Massachusetts Bay Transit Authority #3254 1964-now / Massachusetts Bay Transit Authority(Boston, Massachusetts) 1964-present
| Status:operated often | Gauge:4'8.5" | |
| Construction:steel | Roof type:AR | Ended:SE |
| Length:46'0" | Width:8'4" | Weight:39000# |
| #Seats:42 | #Wheels/Conf.:8 (B-B) | Total HP:220 |
| Trucks:Clark B2 | Brakes:Air-Electric | Compressor:PC-2 |
| Motors:WH 1432J (4) | Voltage (if not 600DC): | |