| Trailer Pump Configuration Parameters | |||
| No. | Name | Spec | Supplier |
| 1 | Diesel Engine | 129PN | WEICHAI |
| 2 | Main Pump | 190L | REXROTH |
| 3 | Main Valve | 25G | REXROTH |
| 4 | Double Gear Pump | 32*22 | REXROTH |
| 5 | Distributing Valve | 16E | REXROTH |
| 6 | Main Relief Valve | DB30 | REXROTH |
| 7 | Distribution Relief Valve | DA20 | JPN JINGGONG |
| 8 | Main Oil Cylinder | 125*80*1600 | HUNAN XIELI |
| 9 | Conveying Cylinder | 200*1862 | WUXI DATENG |
| 10 | Radiator | 350L | WUXI HONGWEI |
| 11 | Hydraulic Oil | 46 | ZHONG LIAN |
| 12 | Rack, Hopper | Self-Made | |
| 13 | PLC | FS3G-24MT | Mitsubishi |
| 14 | Auto-Throttle | TBT-600F | USA |
| 15 | Proximity Switch | E2E-X10ME1-Z | OMRON |
Source: https://www.extrucks.com/trailer-pump-trailer-mounted-concrete-pump-main-pump-190l.html