- Overall Length: 27.5 ft / 8380 mm
- Width Over Tires: 7.86 ft / 2395 mm
- Wheelbase: 19.69 ft / 6000 mm
- Rear Ground Clearance: 1.17 ft / 355 mm
Published dimensions and weight
Komatsu GD611A-1
Rated at 155.6 hp, the Komatsu GD611A-1 is a motor grader.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale

01Dimensions referenceLength × width × height
02Std Operation Weight - Total27557.8 lb12500 kg
03Selected published values25
Motor graders are commonly used to shape, level and maintain roads, pads and drainage surfaces. Published rows for Komatsu GD611A-1 include published moldboard width of 12.2 ft / 3710 mm, published maximum power of 155.6 hp / 116 kw, published operating weight of 27557.8 lb / 12500 kg. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Overall Length” field (27.5 ft / 8380 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Width Over Tires” field (7.86 ft / 2395 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Wheelbase” field (19.69 ft / 6000 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 Length27.5 ft8380 mm
Width Over Tires7.86 ft2395 mm
Wheelbase19.69 ft6000 mm
Rear Ground Clearance1.17 ft355 mm
Tandem Axle Wheelbase5.04 ft1535 mm
Blade Base8.54 ft2600 mm
Height To Top Of Isomount Cab11.44 ft3485 mm
Engine
Number Of Cylinders66
Engine Make22382238
Engine ModelS6D105S6D105
Power Measured @2500 rpm2500 rpm
Net Power Gear 5-6155.6 hp116 kw
Max Power155.6 hp116 kw
Displacement396.1 cu in6.5 L
Operational
Std Operation Weight - Total27557.8 lb12500 kg
Fuel Capacity75.3 gal285 L
Tire Size13.00-24-10PR13.00-24-10PR
Steering
Articulation Angle26 degrees26 degrees
Turning Radius22.7 ft6.9 m
Transmission
Number Of Gears - Forward66
Max Speed - Forward27.8 mph44.6 km/h
Max Speed - Reverse33.9 mph54.4 km/h
Front Axle
Ground Clearance1.2 ft355 mm
Moldboard
Moldboard Width12.2 ft3710 mm
Moldboard Height25.4 in645 mm
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Manufacturer-published specifications.