The Caterpillar 14H is a motor grader designed for road construction, maintenance, and earthmoving applications. Built for grading, shaping, and surface finishing, the 14H is part of Caterpillar's heavy equipment lineup used in highway work, site preparation, and municipal operations. It features a long wheelbase, articulated frame, and moldboard system for precise blade control and material movement. The machine is commonly used for ditching, slope work, snow removal, and gravel road maintenance. As a Caterpillar motor grader, the 14H is recognized for its role in fine grading and general-purpose grading tasks across construction and infrastructure projects.
Circle
Caterpillar 14H Motor Grader Circle specifications
Blade Tip Angle - Front
40 degrees
Blade Tip Angle - Rear
5 degrees
Diameter
71.80 in (182.37 cm)
Max Lift Above Ground
16.50 in (41.91 cm)
Max Reach Outside Tires - Left
81.00 in (205.74 cm)
Max Reach Outside Tires - Right
82.00 in (208.28 cm)
Shift Left
25.50 in (64.77 cm)
Shift Right
20.50 in (52.07 cm)
Dimensions
Caterpillar 14H Motor Grader Dimensions specifications
Blade Base
9.42 ft (2.87 m)
Front Ground Clearance
2.12 ft (0.65 m)
Height
11.00 ft (3.35 m)
Height To Top Of Isomount Cab
10.96 ft (3.34 m)
Length
30.50 ft (9.30 m)
Overall Length
30.64 ft (9.34 m)
Rear Ground Clearance
1.25 ft (0.38 m)
Tandem Axle Wheelbase
5.42 ft (1.65 m)
Weight
44,000.00 lbs (19,958.09 kg)
Wheelbase
21.20 ft (6.46 m)
Width
9.25 ft (2.82 m)
Width Over Tires
9.25 ft (2.82 m)
Engine
Caterpillar 14H Motor Grader Engine specifications
Displacement
629.00 cu in (10,307.49 cu cm)
Engine Make
2236
Engine Model
3306 DITA
Max Power
240.00 hp (178.97 kw)
Net Power Gear 1-2
220.00 hp (164.06 kw)
Net Power Gear 4-6
240.00 hp (178.97 kw)
Net Power Gear 5-6
240.00 hp (178.97 kw)
Net Power Gears 7-8
240.00 hp (178.97 kw)
Number Of Cylinders
6
Power Measured @
2000 rpm
Front Axle
Caterpillar 14H Motor Grader Front Axle specifications
Ground Clearance
2.20 ft (0.67 m)
Oscillation - Total
32 degrees
Wheel Lean
18 degrees
Hydraulic System
Caterpillar 14H Motor Grader Hydraulic System specifications
Pump Flow
64.10 gpm (242.62 lpm)
Pump Type
Axial Piston
Relief Valve Pressure
3500 psi
Moldboard
Caterpillar 14H Motor Grader Moldboard specifications
Blade Down Pressure
34,517.80 lbs (15,654.33 kg)
Blade Pull At Max Weight
52,659.70 lbs (23,881.95 kg)
Max Depth Of Cut
17.30 in (43.94 cm)
Moldboard Height
27.10 in (68.83 cm)
Moldboard Thickness
1.00 in (2.54 cm)
Moldboard Width
14.10 ft (4.30 m)
Side Shift Left
25.60 in (65.02 cm)
Side Shift Right
31.10 in (78.99 cm)
Operational
Caterpillar 14H Motor Grader Operational specifications
Alternator Supplied Amperage
50 amps
Circle Gearbox Fluid Capacity
1.60 gal (6.06 l)
Cooling System Fluid Capacity
12.80 gal (48.45 l)
Fuel Capacity
100.20 gal (379.26 l)
Hydraulic System Fluid Capacity
32.50 gal (123.01 l)
Max Operation Weight - Front Axle
19,425.00 lbs (8,809.52 kg)
Max Operation Weight - Rear Axle
39,084.00 lbs (17,725.17 kg)
Max Operation Weight - Total
58,509.00 lbs (26,534.69 kg)
Operating Voltage
24 V
Std Operation Weight - Front Axle
11,695.00 lbs (5,303.86 kg)
Std Operation Weight - Rear Axle
29,770.00 lbs (13,501.13 kg)
Std Operation Weight - Total
41,465.00 lbs (18,804.99 kg)
Tandem Case Fluid Capacity (Each)
25.50 gal (96.52 l)
Tire Size
16-24 12PR (G-2)
Transmission Fluid Capacity
21.60 gal (81.76 l)
Steering
Caterpillar 14H Motor Grader Steering specifications
Articulation Angle
20 degrees
Turning Radius
26.00 ft (7.92 m)
Transmission
Caterpillar 14H Motor Grader Transmission specifications
Max Speed - Forward
26.60 mph (42.81 kph)
Max Speed - Reverse
29.40 mph (47.31 kph)
Number Of Gears - Forward
8
Number Of Gears - Reverse
8
Transmission Type
direct drive, power shift, planetary
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