John Deere 622G Motor Grader Specifications
GradersMotor Grader Specs
The John Deere 622G Motor Grader is a highly versatile and productive machine designed to deliver exceptional grading precision and efficiency across Australian civil construction, road maintenance, and infrastructure projects. Featuring a powerful six-wheel-drive (6WD) system, this grader provides superior traction and blade pull, making it ideal for challenging terrain, wet conditions, and heavy-duty earthmoving applications.
Engineered with operator comfort and control in mind, the 622G features an ergonomic cab with intuitive controls, excellent visibility, and advanced grade management technology integration. Whether performing precision finish grading, site preparation, or road building, this motor grader delivers the reliability, fuel efficiency, and robust performance required to meet the demanding standards of the Australian hire and construction industries.
Details
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Machinery Specifications
Technical Specification
| Specification | Value |
|---|---|
| Drive Configuration | 6-Wheel Drive (6WD) |
| Blade Pull | 19,278 kg |
| Maximum Speed – Forward | 45.5 km/h |
| Maximum Speed – Reverse | 34.0 km/h |
| Transmission Type | Direct-drive PowerShift |
| Number of Forward Gears | 8 |
| Number of Reverse Gears | 8 |
| Moldboard Width | 3.66 m (12 ft) |
| Moldboard Height | 610 mm |
| Blade Slide Left | 678 mm |
| Blade Slide Right | 678 mm |
| Maximum Depth of Cut | 711 mm |
| Blade Lift Above Ground | 483 mm |
| Wheelbase | 6.16 m |
| Overall Length | 8.89 m |
| Height to Top of Cab | 3.18 m |
| Width Over Tyres | 2.49 m |
| Tyre Size | 14.00-24 |
| Front Axle Oscillation | 32 degrees |
| Front Wheel Lean | 20 degrees |
Engine Specification
| Specification | Value |
|---|---|
| Engine Make/Model | John Deere PowerTech PSS 9.0L |
| Net Power | 168 kW (225 hp) |
| Engine Displacement | 9.0 L |
| Number of Cylinders | 6 |
| Emission Standard | EPA Tier 4 Final / EU Stage V |
| Fuel Tank Capacity | 416 L |
| DEF Tank Capacity | 28.4 L |
Additional Information
The John Deere 622G Motor Grader stands out with its advanced dual-path hydrostatic six-wheel-drive system, which automatically increases power and traction when working in soft or slippery conditions. It features John Deere’s exclusive Grade Pro controls, allowing operators to choose between fingertip armrest-mounted controls or traditional steering wheel and lever configurations. Additionally, the machine is designed with open-architecture integration, making it easy to install 3D grade control systems from Topcon, Trimble, or Leica. Ground-level servicing points and a swing-out cooling fan simplify daily maintenance, reducing downtime and lowering total operating costs on Australian worksites.
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