Fitted with vacuum brakes, the chassis are well-designed and robustly built, with sealed roller bearing axle boxes and quickly detachable steel footboards.
| gauge | 7 1/4 inch |
| length/inches | 76 |
| width/inches | 13 |
| height/inches | 18 |
| weight/kg | 134 |
| wheel material | steel |
| axlebox type | roller bearing |
| body material | wood |
| chassis material | steel, welded |