BACHMANN > Freight Stock
The JJA Auto Ballsters were converted from redundant 90 tonne aggregate wagons.
| Ref No | Year | Wagon/Livery | Running No |
| 377-700 | 2012 | JJA Mk2 Auto-Ballaster - Generator Unit - Railtrack | GERS12976 |
| 377-700A | 2016 | JJA Mk2 Auto-Ballaster - Generator Unit - Railtrack [W] | GERS12976 |
| 377-700Z | 2022 | JJA Mk2 Auto-Ballaster - Generator Unit - Network Rail [W] | NR12976 |
| Rails of Sheffield Limited Edition | |||
| 377-701 | 2012 | JJA Mk2 Auto-Ballaster - Flat-Top - Non-Generator - Railtrack | GERS13005 |
| 377-701A | 2016 | JJA Mk2 Auto-Ballaster - Flat-Top - Non-Generator - Railtrack [W] | GERS13005 |
| 377-701Z | 2022 | JJA Mk2 Auto-Ballaster - Flat-Top - Non-Generator - Network Rail [W] | NR12918 |
| Rails of Sheffield Limited Edition | |||
| 377-702 | 2012 | JJA Mk2 Auto-Ballaster - Curved-Top - Non-Generator - Railtrack | GERS12967 |
| 377-702Z | 2022 | JJA Mk2 Auto-Ballaster - Curved-Top - Non-Generator - Network Rail [W] | NR12941 |
| Rails of Sheffield Limited Edition | |||