| Parameter | XZ7N | XZ8N | XZ9N | |||||||
| Overall | Dimension (mm) | 5857×3552×3402 | 6592×4314×3970 | |||||||
| Dimension (with ripper) (mm) | 7796×3552×3402 | 7751×3940×3549 | 8478×4314×3970 | |||||||
| Operation Weight (kg) | 24300 | 36800 | 44360 | |||||||
| Engine | Model | CUMMINS NT855-C280S10 | CUMMINIS NT855-C360S10 | CUMMINIS KTA19-C525 | ||||||
| Rated revelution (rpm) | 2100 | 2100 | 1800 | |||||||
| Rated power (KW) | 185 | 257 | 347 | |||||||
| Max. torque (N•m/rpm) | 1097/1500 | 6 | 6 | |||||||
| Rated fuel consumption(g/KW•h) | ≤235 | 140×152 | 159×159 | |||||||
| Driving system | Torque converte | Torque conver is power separating hydraulic-mechanic type. | Torque conver is power separating hydraulic-mechanic type | Torqueconverterispowerseparatinghydraulic-mechanictype. | ||||||
| Transmission | Planetary, power shift transmission with three speeds forward and three speeds reverse, speed and direction can be quickly shifted. | Planetary, power shift transmission with three speeds forward and three speeds reverse, speed and direction can be quickly shifted. | Planetary, power shift transmission with three speeds forward and three speeds reverse, speed and direction can be quickly shifted. | |||||||
| Steering clutch | The steering clutch is hydraulic pressed, usually separated clutch. | The steering clutch is hydraulic pressed, usually separated clutch. | The steering clutch is hydraulic pressed, usually separated clutch. | |||||||
| Braking clutch | The braking clutch is pressed by spring,separated hydraulic, meshed type. | The braking clutch is pressed by spring, separated hydraulic, meshed type. | The braking clutch is pressed by spring, separated hydraulic, meshed type. | |||||||
| Final drive | The final drive is two-stage planetary reduction gear mechanism, splash lubrication. | The final drive is two-stage planetary reduction gear mechanism, splash lubrication. | The final drive is two-stage planetary reduction gear mechanism, splash lubrication. | |||||||
| Travel speed | Gear | 1st | 2nd | 3rd | 1st | 2nd | 3rd | 1st | 2nd | 3rd |
| Forward (Km/h) | 0-3.9 | 0-6.5 | 0-10.9 | 0-3.5 | 0-6.2 | 0-10.8 | 0-3.9 | 0-6.9 | 0-12.2 | |
| Backward (Km/h) | 0-4.8 | 0-8.2 | 0-13.2 | 0-4.7 | 0-8.1 | 0-13.9 | 0-4.8 | 0-8.5 | 0-15.1 | |
| Undercarriage system | Type | The tyack is triangle shape. The sprocket is elevated elastic suspended. | The tyack is triangle shape. The sprocket is elevated elastic suspended. | The track is triangle shape.The sprocket is elevated elastic suspended. | ||||||
| Number of track rollers (esch side) | 7 | 8 | 43 | |||||||
| Pitch (mm) | 216 | 216 | 240 | |||||||
| Width of shoe (mm) | 560 | 560 | 610 | |||||||
| Implement hydraulic system | Max. system pressure (MPa) | 20 | 20 | 24 | ||||||
| Pump type | High perssure gears pump | Gears oil pump | Piston oil pump | |||||||
| System output（L/min） | 170 | 220 | 24 | |||||||
