- Overall Length: 32.85 ft / 10010 mm
- Width Over Tires: 10.86 ft / 3310 mm
- Wheelbase: 23.4 ft / 7132.32 mm
- Tandem Axle Wheelbase: 6 ft / 1840 mm
Published dimensions and weight
Komatsu GD825A-2
The Komatsu GD825A-2 is a motor grader of about 18.4 t; its S6D140E engine is rated at 280 hp.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale

01Dimensions referenceLength × width × height
02Total Operating Weight58091.9 lb26350 kg
03Selected published values69
Motor graders are commonly used to shape, level and maintain roads, pads and drainage surfaces. Published rows for Komatsu GD825A-2 include published moldboard width of 16.2 ft / 4928 mm, published maximum power of 280 hp / 208.8 kw, the published “Overall Length” field of 32.85 ft / 10010 mm. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Overall Length” field (32.85 ft / 10010 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Width Over Tires” field (10.86 ft / 3310 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Wheelbase” field (23.4 ft / 7132.32 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Dimensions
Overall Length32.85 ft10010 mm
Width Over Tires10.86 ft3310 mm
Wheelbase23.4 ft7132.32 mm
Tandem Axle Wheelbase6 ft1840 mm
Blade Base10.18 ft3100 mm
Height To Top Of Isomount Cab11.67 ft3550 mm
Minimum Turning Radius25.92 ft7.9 m
Articulation Angle25 degrees25 degrees
Engine
Number Of Cylinders66
Piston Displacement408.3 cu in6.7 L
Engine Make22382238
Engine ModelS6D140ES6D140E
Power Measured @2100 rpm2100 rpm
Max Power280 hp208.8 kw
Net Power Gears 7-8280 hp208.8 kw
Displacement359 cu in5.9 L
AspirationTurbocharged Diesel engineTurbocharged Diesel engine
Frame
Front Frame Structure - Height1.4 ft400 mm
Front Frame Structure - Width1.2 ft350 mm
Capacities
Fuel Tank - Diesel132.1 gal500 L
Hydraulic Tank21.2 gal80 L
Transmission6.7 gal25 L
Final Drive16.7 gal63 L
Tandem Housing50.2 gal190 L
Engine Oil10.1 gal38 L
Coolant15.4 gal58 L
Operational
Hydraulic System Fluid Capacity21.1 gal80 L
Max Operation Weight - Front Axle17570 lb7910 kg
Max Operation Weight - Rear Axle40680 lb18450 kg
Oil System Fluid Capacity10.1 gal38 L
Max Operation Weight - Total58250 lb26420 kg
Fuel Capacity132.1 gal500 L
Cooling System Fluid Capacity15.3 gal58 L
Transmission Fluid Capacity6.6 gal25 L
Tandem Case Fluid Capacity (Each)50.2 gal190 L
Tire Size23.5 X 25-12PR (L3) tires23.5 X 25-12PR (L3) tires
Operating Voltage24 V24 V
Alternator Supplied Amperage50 amps50 amps
Steering
Articulation Angle25 degrees25 degrees
Turning Radius26 ft7.9 m
Transmission
Transmission Typekomatsu HYDROSHIFT Transmissionkomatsu HYDROSHIFT Transmission
Number Of Gears - Forward88
Number Of Gears - Reverse88
Max Speed - Forward27.9 mph44.9 km/h
Max Speed - Reverse29.8 mph47.9 km/h
Weights
Operating Weight - On Rear Wheels40521 lb18380 kg
Total Operating Weight58091.9 lb26350 kg
Operating Weight - On Front Wheels17570.9 lb7970 kg
Front Axle
Wheel Lean14.5 degrees14.5 degrees
Oscillation - Total32 degrees32 degrees
Ground Clearance2.3 ft680 mm
Blade
Maximum Shoulder Reach Outside Rear Tyres (Frame Straight): Right7.9 ft2400 mm
Maximum Shoulder Reach Outside Rear Tyres (Frame Straight): Left7.9 ft2400 mm
Maximum Lift Above Ground1.4 ft420 mm
Blade Tip Angle49° forward, 5 ° reverse49° forward, 5 ° reverse
Moldboard
Moldboard Width16.2 ft4928 mm
Moldboard Height31 in800 mm
Moldboard Thickness1 in25 mm
Max Depth Of Cut19 in480 mm
Blade Pull At Max Weight30250 lb13720 kg
Hydraulic System
Pump TypeDouble-acting piston-type hydraulic cylindersDouble-acting piston-type hydraulic cylinders
Relief Valve Pressure3560 psi24545.4 kPa
Circle
Diameter70 in1775 mm
Rotation360 degrees360 degrees
Max Reach Outside Tires - Left94 in2400 mm
Max Reach Outside Tires - Right94 in2400 mm
Max Lift Above Ground19 in490 mm
Blade Tip Angle - Front49 degrees49 degrees
Blade Tip Angle - Rear5 degrees5 degrees
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Manufacturer-published specifications.