Komatsu GD755-5R Motor Grader Specifications

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The Komatsu GD755-5R Motor Grader is a high-performance, heavy-duty machine engineered for demanding earthmoving and grading applications. Powered by a robust 286 HP SAA6D125E-5 engine and featuring a full power shift transmission with lock-up torque converter, it ensures smooth operation and excellent fuel efficiency. With 8 forward and 8 reverse gears, it offers superior maneuverability on diverse terrains. The grader’s 4.32-meter-long blade, 0.72-meter cutting depth, and 0.452-meter lift above ground make it ideal for precision tasks such as road construction, land leveling, and mining road maintenance. Its hydraulic wet disc brakes, full hydraulic steering, and 193 L/min flow rate deliver unmatched control and safety. The GD755-5R’s rugged build and advanced features ensure high productivity and long-term durability in tough jobsite conditions.

Komatsu GD755-5R Motor Grader Specifications

PERFORMANCE (Moldboard/Blade)

Blade Height
0.700 m
Blade Length
4.320 m
Blade Rotation Angle
90 °
Max Depth of Cut
0.720 m
Max Lift Above Ground
0.452 m

ENGINE

Displacement
11.04 L
Engine Brand
Komatsu
Engine Model
SAA6D125E-5
Engine Power
286 HP
Fuel Tank Capacity
400 L
Max Torque
1298 Nm
Rated Speed
2000 rpm

OPERATING WEIGHT & LOAD CAPACITY

Front Axle Load
6485 kg
Operating Weight
21.65 Ton
Rear Axle Load
15165 kg

DIMENSIONS

Ground Clearance
625 mm
Overall Height
3.535 m
Overall Length
11.072 m
Overall Width
2.800 m

HYDRAULIC SYSTEM

Hydraulic Flow Rate
193 L/min
Hydraulic Pressure
206 Bar

TRANSMISSION & PERFORMANCE

Max Travel Speed
45.0 km/h
Number of Gears (Fwd/Rev)
8F/8R
Transmission Type
Full power shift with lock-up torque converter

STEERING & TURNING

Oscillation Angle
32 °
Steering Angle
50 °
Steering Type
Full hydraulic
Turning Radius
7.7 m

BRAKE SYSTEM

Parking Brake Type
Spring applied, hydraulically released caliper
Service Brake Type
Hydraulic wet disc

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