The chassis runs on roller bearings and is vacuum fitted, with cylinder, reservoir and dump valve. Braking - either by vacuum or the handbrake - is to all wheels.
| gauge | 7 1/4 inch gauge |
| length/inches | 32 |
| width/inches | 27 |
| height/inches | 19 |
| weight/kg | 45 |
| wheel material | steel |
| axlebox type | plain bearing |
| body material | steel |
| chassis material | steel, bolted |