The Volvo G990 is a motor grader designed for road construction, site preparation, and maintenance work. It is used to shape and level surfaces, create drainage slopes, and maintain gravel or dirt roads. As part of Volvo's grader lineup, the G990 is built for precision grading, operator control, and consistent performance in earthmoving applications. Motor graders like the Volvo G990 are commonly used by contractors, municipalities, and mining operations for finish grading and road maintenance. The model is associated with heavy-duty frame construction, articulated steering, and blade control systems suited to grading and leveling tasks.
Circle
Volvo G990 Motor Grader Circle specifications
Blade Tip Angle - Front
46 degrees
Blade Tip Angle - Rear
13 degrees
Diameter
64.00 in (162.56 cm)
Max Reach Outside Tires - Left
89.00 in (226.06 cm)
Max Reach Outside Tires - Right
89.00 in (226.06 cm)
Rotation
360 degrees
Shift Left
30.00 in (76.20 cm)
Shift Right
29.50 in (74.93 cm)
Dimensions
Volvo G990 Motor Grader Dimensions specifications
Blade Base
9.50 ft (2.90 m)
Height to Top of Isomount Cab
10.60 ft (3.23 m)
Overall Length
31.80 ft (9.69 m)
Wheelbase
21.80 ft (6.64 m)
Width Over Tires
9.10 ft (2.77 m)
Engine
Volvo G990 Motor Grader Engine specifications
Aspiration
Turbocharged Aftercooled
Displacement
573.00 cu in (9,389.81 cu cm)
Engine Model
D9B
Max Power
277.00 hp (206.56 kw)
Net Power Gears 7-8
277.00 hp (206.56 kw)
Net Torque Gears 7-8
929.00 lbs ft (1,259.54 nm)
Number of Cylinders
6
Power Measured @
1700 rpm
Torque Measured @
1550 rpm
Front Axle
Volvo G990 Motor Grader Front Axle specifications
Ground Clearance
24.20 ft (7.38 m)
Oscillation - Total
16 degrees
Wheel Lean
18 degrees
Hydraulic System
Volvo G990 Motor Grader Hydraulic System specifications
Pump Flow
55.00 gpm (208.18 lpm)
Pump Type
Axial piston pump
Relief Valve Pressure
3000 psi
Moldboard
Volvo G990 Motor Grader Moldboard specifications
Blade Down Pressure
24,457.00 lbs (11,093.52 kg)
Blade Pull at Max Weight
37,800.00 lbs (17,145.81 kg)
Max Depth of Cut
32.50 in (82.55 cm)
Moldboard Height
31.00 in (78.74 cm)
Moldboard Thickness
1.00 in (2.54 cm)
Moldboard Width
14.00 ft (4.27 m)
Side Shift Left
26.50 in (67.31 cm)
Side Shift Right
26.50 in (67.31 cm)
Operating Specifications
Volvo G990 Motor Grader Operating Specifications specifications
Alternator Supplied Amperage
80 amps
Cooling System Fluid Capacity
12.40 gal (46.93 l)
Fuel Capacity
132.00 gal (499.62 l)
Hydraulic System Fluid Capacity
24.00 gal (90.84 l)
Max Operation Weight - Front Axle
18,500.00 lbs (8,391.47 kg)
Max Operation Weight - Rear Axle
42,000.00 lbs (19,050.90 kg)
Max Operation Weight - Total
60,000.00 lbs (27,215.58 kg)
Oil System Fluid Capacity
10.40 gal (39.36 l)
Operating Voltage
24 volts
Std Operation Weight - Front Axle
13,670.00 lbs (6,200.62 kg)
Std Operation Weight - Rear Axle
35,050.00 lbs (15,898.43 kg)
Std Operation Weight - Total
48,720.00 lbs (22,099.05 kg)
Tandem Case Fluid Capacity (each)
27.70 gal (104.84 l)
Tire Size
16:00 x 24 G-2
Transmission Fluid Capacity
16.00 gal (60.56 l)
Steering System
Volvo G990 Motor Grader Steering System specifications
Articulation Angle
21 degrees
Turning Radius
26.80 ft (8.17 m)
Transmission
Volvo G990 Motor Grader Transmission specifications
Max Speed - Forward
28.10 mph (45.22 kph)
Max Speed - Reverse
19.80 mph (31.86 kph)
Number of Gears - Forward
8
Number of Gears - Reverse
4
Transmission Type
HTE 840 Fully sequential direct drive Volvo powershift transmission
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