- Category: Motor Graders ➔
- Manufacturer: Caterpillar ➔
- Model: 143H ➔
The Caterpillar 143H Motor Grader is a powerful machine built for precision grading and shaping of various terrains. With a circle blade tip angle of 40 degrees in the front and 5 degrees in the rear, this motor grader offers efficient performance and control. Equipped with a 205 horsepower engine and a variety of operating specifications such as blade down pressure of 30126.2 lbs and a maximum operation weight of 48863 lbs, the Caterpillar 143H is designed to tackle a wide range of grading tasks with ease and accuracy.
General Specifications
Circle
Blade Tip Angle - Front | 40 degrees
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Blade Tip Angle - Rear | 5 degrees
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Diameter | 60 in (153 cm)
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Max Lift Above Ground | 19 in (48 cm)
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Max Reach Outside Tires - Left | 75 in (189 cm)
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Max Reach Outside Tires - Right | 78 in (198 cm)
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Shift Left | 27 in (70 cm)
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Shift Right | 29 in (73 cm)
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Dimensions
Blade Base | 8 ft (3 m)
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Front Ground Clearance | 2 ft (1 m)
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Height to Top of Isomount Cab | 10 ft (3 m)
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Overall Length | 29 ft (9 m)
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Rear Ground Clearance | 1 ft (0 m)
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Tandem Axle Wheelbase | 5 ft (2 m)
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Wheelbase | 20 ft (6 m)
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Width Over Tires | 8 ft (3 m)
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Engine
Displacement | 629 cu in (10,307 cu cm)
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Engine Model | 3176C DITA ATAAC VHP
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Max Power | 205 hp (153 kw)
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Net Power Gear 1-2 | 165 hp (123 kw)
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Net Power Gear 4-6 | 185 hp (138 kw)
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Net Power Gear 5-6 | 185 hp (138 kw)
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Net Power Gears 7-8 | 205 hp (153 kw)
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Front Axle
Ground Clearance | 2 ft (1 m)
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Oscillation - Total | 32 degrees
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Wheel Lean | 18 degrees
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Hydraulic System
Pump Flow | 54 gpm (206 lpm)
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Pump Type | axial piston
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Relief Valve Pressure | 3500 psi
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Moldboard
Blade Down Pressure | 30,126 lbs (13,665 kg)
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Blade Pull at Max Weight | 43,977 lbs (19,948 kg)
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Max Depth of Cut | 28 in (71 cm)
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Moldboard Height | 24 in (61 cm)
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Moldboard Thickness | 1 in (2 cm)
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Moldboard Width | 12 ft (4 m)
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Side Shift Left | 21 in (52 cm)
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Side Shift Right | 26 in (66 cm)
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Operating Specifications
Circle Gearbox Fluid Capacity | 2 gal (7 l)
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Cooling System Fluid Capacity | 10 gal (38 l)
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Fuel Capacity | 105 gal (397 l)
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Hydraulic System Fluid Capacity | 21 gal (79 l)
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Max Operation Weight - Front Axle | 17,443 lbs (7,912 kg)
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Max Operation Weight - Rear Axle | 31,420 lbs (14,252 kg)
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Max Operation Weight - Total | 48,863 lbs (22,164 kg)
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Std Operation Weight - Front Axle | 9,493 lbs (4,306 kg)
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Std Operation Weight - Rear Axle | 24,177 lbs (10,967 kg)
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Std Operation Weight - Total | 33,670 lbs (15,272 kg)
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Tandem Case Fluid Capacity (each) | 17 gal (64 l)
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Steering System
Articulation Angle | 20 degrees
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Turning Radius | 25 ft (7 m)
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Transmission
Max Speed - Forward | 27 mph (44 kph)
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Max Speed - Reverse | 22 mph (35 kph)
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Number of Gears - Forward | 8
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Number of Gears - Reverse | 6
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Transmission Type | direct drive power shift
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