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Caterpillar 14M Motor Grader

Category: Motor Graders ➔
Manufacturer: Caterpillar ➔
Model: 14M ➔

The Caterpillar 14M is a motor grader designed for road construction, maintenance, and earthmoving applications. It is part of Caterpillar's M Series and is used for grading, ditching, slope work, and surface finishing on highways, mining sites, and large infrastructure projects. The 14M typically features a front-mounted moldboard, articulated frame, and operator controls designed for precise blade positioning and material control. It is commonly equipped with a diesel engine, all-wheel drive options, and advanced hydraulic systems. The Caterpillar 14M is used by contractors and municipalities for grading accuracy, productivity, and consistent performance in demanding site conditions.

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Blades

Blade Tip Range - Backward	5 degrees
Blade Tip Range - Forward	40 degrees
Circle Centershift - Left	25.50 in (64.77 cm)
Circle Centershift - Right	20.50 in (52.07 cm)
Maximum Blade Position Angle	65 degrees
Maximum Depth of Cut	17.30 in (43.94 cm)
Maximum Lift Above Ground	16.50 in (41.91 cm)
Maximum Shoulder Reach Outside of Tires - Left	85.40 in (216.92 cm)
Maximum Shoulder Reach Outside of Tires - Right	89.70 in (227.84 cm)
Moldboard Sideshift - Left	29.10 in (73.91 cm)
Moldboard Sideshift - Right	31.10 in (78.99 cm)

Circle

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	85.40 in (216.92 cm)
Max Reach Outside Tires - Right	89.70 in (227.84 cm)
Shift Left	25.50 in (64.77 cm)
Shift Right	20.50 in (52.07 cm)

Dimensions

Blade Base	9.40 ft (2.87 m)
Ground Clearance - Rear Axle	15.10 in (38.35 cm)
Height - Exhaust Stack	128.20 in (325.63 cm)
Height - Front Axle Center	25.20 in (64.01 cm)
Height - Top of Cab	11.60 ft (3.54 m)
Height - Top of Cylinders	112.40 in (285.50 cm)
Height to Top of Isomount Cab	11.60 ft (3.54 m)
Length - Between Tandem Axles	65.00 in (165.10 cm)
Length - Counterweight to Ripper	429.00 in (1,089.66 cm)
Length - Front Axle to Mid Tandem	258.00 in (655.32 cm)
Length - Front Axle to Moldboard	112.00 in (284.48 cm)
Length - Front Tire to Rear of Machine	370.60 in (941.32 cm)
Overall Length	30.90 ft (9.42 m)
Rear Ground Clearance	1.30 ft (0.40 m)
Tandem Axle Wheelbase	5.50 ft (1.68 m)
Wheelbase	21.50 ft (6.55 m)
Width - Outside Front Tires	109.90 in (279.15 cm)
Width - Outside Rear Tires	109.90 in (279.15 cm)
Width - Tire Center Lines	93.00 in (236.22 cm)
Width Over Tires	9.20 ft (2.80 m)

Engine

Base Power (1st Gear) - Net	259.00 hp (193.14 kw)
Base Power (1st Gear) - Net - Metric	262.00 hp (195.38 kw)
Base Power (All Gears) - Net	259.00 hp (193.14 kw)
Bore	5.10 in (12.95 cm)
Derating Altitude	13,000.00 ft (3,962.40 m)
Displacement	677.00 cu in (11,094.07 cu cm)
Engine Model	Cat C11 ACERT VHP
High - Ambient Capability	122 degrees
Max Power	274.00 hp (204.33 kw)
Maximum Torque	1,049.00 lbs ft (1,422.23 nm)
Net Power Gear 1-2	259.00 hp (193.14 kw)
Net Power Gear 4-6	274.00 hp (204.33 kw)
Net Power Gear 5-6	274.00 hp (204.33 kw)
Net Power Gears 7-8	274.00 hp (204.33 kw)
Number of Cylinders	6
Power Measured @	1800 rpm
Standard - Ambient Capability	109 degrees
Stroke	5.50 in (13.97 cm)
V Plus Range - Net	193-219 kW (259-294)
V Plus Range - Net - Metric	193-221 kW (262-301)
V Range - Net	193-204 kW (259-274)

Frame

Circle - Blade Beam Thickness	2.00 in (5.08 cm)
Circle - Diameter	71.80 in (182.37 cm)
Drawbar - Height	8.00 in (20.32 cm)
Drawbar - Width	3.00 in (7.62 cm)
Front Axle - Height to Center	25.20 in (64.01 cm)
Front Axle - Total Oscillation per Side	32.0 degrees
Front Axle - Wheel Lean - Left/Right	17.1 degrees
Front Frame Structure - Height	1.40 ft (0.43 m)
Front Frame Structure - Width	1.00 ft (0.30 m)

Front Axle

Oscillation - Total	32 degrees
Wheel Lean	17.1 degrees

Hydraulic System

Circuit Type	Electro-hydraulic load sensing closed center
Maximum System Pressure	3500 psi
Pump Flow	74.00 gpm (280.09 lpm)
Pump Output	74.00 gpm (280.09 lpm)
Pump Type	Variable displacement
Relief Valve Pressure	3500 psi
Standby Pressure	450 psi

Moldboard

Arc Radius	16.30 in (41.40 cm)
Blade Down Pressure	38,666.90 lbs (17,539.03 kg)
Blade Down Pressure - Base GVW	22,130.00 lbs (10,038.01 kg)
Blade Down Pressure - Maximum GVW	38,781.00 lbs (17,590.79 kg)
Blade Pull - Base GVW	30,829.00 lbs (13,983.82 kg)
Blade Pull - Maximum GVW	39,619.00 lbs (17,970.90 kg)
Blade Pull at Max Weight	39,678.00 lbs (17,997.66 kg)
Blade Width	14.00 ft (4.27 m)
Cutting Edge Thickness	0.60 in (1.52 cm)
Cutting Edge Width	8.00 in (20.32 cm)
End Bit - Thickness	0.60 in (1.52 cm)
End Bit - Width	6.00 in (15.24 cm)
Max Depth of Cut	17.30 in (43.94 cm)
Moldboard - Height	27.00 in (68.58 cm)
Moldboard - Thickness	1.00 in (2.54 cm)
Moldboard - Width	14.00 ft (4.27 m)
Moldboard Height	27.00 in (68.58 cm)
Moldboard Length	14.00 ft (4.27 m)
Moldboard Thickness	1.00 in (2.54 cm)
Moldboard Width	14.00 ft (4.27 m)
Side Shift Left	29.10 in (73.91 cm)
Side Shift Right	31.10 in (78.99 cm)
Throat Clearance	4.60 in (11.68 cm)

Operating Specifications

Articulation Angle - Left/Right	20 degrees
Circle Gearbox Fluid Capacity	1.60 gal (6.06 l)
Cooling System Fluid Capacity	12.30 gal (46.56 l)
Forward - 1st	2.70 mph (4.35 kph)
Forward - 2nd	3.70 mph (5.95 kph)
Forward - 3rd	5.30 mph (8.53 kph)
Forward - 4th	7.30 mph (11.75 kph)
Forward - 5th	11.40 mph (18.35 kph)
Forward - 6th	15.40 mph (24.78 kph)
Forward - 7th	21.30 mph (34.28 kph)
Forward - 8th	31.00 mph (49.89 kph)
Fuel Capacity	130.00 gal (492.05 l)
Hydraulic System Fluid Capacity	15.90 gal (60.18 l)
Max Operation Weight - Front Axle	21,912.00 lbs (9,939.13 kg)
Max Operation Weight - Rear Axle	44,086.00 lbs (19,997.10 kg)
Max Operation Weight - Total	65,998.00 lbs (29,936.23 kg)
Reverse - 1st	2.1
Reverse - 2nd	4.00 mph (6.44 kph)
Reverse - 3rd	5.80 mph (9.33 kph)
Reverse - 4th	9.00 mph (14.48 kph)
Reverse - 5th	16.90 mph (27.20 kph)
Reverse - 6th	24.50 mph (39.43 kph)
Std Operation Weight - Front Axle	12,611.00 lbs (5,720.26 kg)
Std Operation Weight - Rear Axle	34,522.00 lbs (15,658.94 kg)
Std Operation Weight - Total	47,133.00 lbs (21,379.20 kg)
Steering Range - Left/Right	47.5 degrees
Tandem Case Fluid Capacity (each)	25.50 gal (96.52 l)
Top Speed - Forward	31.00 mph (49.89 kph)
Top Speed - Reverse	24.50 mph (39.43 kph)
Transmission Fluid Capacity	23.50 gal (88.95 l)
Turning Radius - Outside Front Tires	25.90 ft (7.89 m)

Power Train

Brakes - Parking	Spring applied hydraulically released
Brakes - Secondary	Oil-actuated oil-disc
Brakes - Service	oil-actuated oil-disc
Brakes - Service - Surface Area	5,347.00 cu in (87,621.82 cu cm)
Forward/Reverse Gears	8 Fwd / 6 Rev
Transmission	Direct drive power shift Countershaft

Ripper

Machine Length Increase, Beam Raised	45.50 in (115.57 cm)
Penetration Force	27,222.00 lbs (12,347.71 kg)
Pry-Out Force	28,146.00 lbs (12,766.83 kg)
Ripper Shank Holders	7
Ripping Depth - Maximum	15.80 in (40.13 cm)
Shank Holder Spacing - Maximum	19.00 in (48.26 cm)
Shank Holder Spacing - Minimum	15.00 in (38.10 cm)

Service Refill

Circle Drive Housing	1.60 gal (6.06 l)
Cooling System	12.30 gal (46.56 l)
Engine Oil	7.90 gal (29.90 l)
Front Wheel Spindle Bearing Housing	0.30 gal (1.14 l)
Fuel Capacity	130.00 gal (492.05 l)
Hydraulic System - Tank	15.90 gal (60.18 l)
Tandem Housing - Each	25.50 gal (96.52 l)
Transmission - Differential - Final Drives	23.50 gal (88.95 l)

Standards

Brakes	ISO 3450
ROPS/FOPS	ISO 3471 / ISO 3499
Sound	ISO 6394 / ISO 6395
Steering	ISO 5010:1992

Steering System

Articulation Angle	20 degrees
Turning Radius	25.90 ft (7.89 m)

Tandems

Drive Chain Pitch	2.30 in (5.84 cm)
Height	24.30 in (61.72 cm)
Sidewall Thickness - Inner	0.80 in (2.03 cm)
Sidewall Thickness - Outer	0.80 in (2.03 cm)
Tandem Oscillation - Front Down	25 degrees
Tandem Oscillation - Front Up	15 degrees
Wheel Axle Spacing	65.00 in (165.10 cm)
Width	8.40 in (21.34 cm)

Transmission

Max Speed - Forward	31.00 mph (49.89 kph)
Max Speed - Reverse	24.50 mph (39.43 kph)
Number of Gears - Forward	8
Number of Gears - Reverse	6
Transmission Type	direct drive power shift countershaft

Weights

Gross Vehicle Weight - Base - Front Axle	12,541.00 lbs (5,688.51 kg)
Gross Vehicle Weight - Base - Rear Axle	34,255.00 lbs (15,537.83 kg)
Gross Vehicle Weight - Base - Total	46,796.00 lbs (21,226.33 kg)
Gross Vehicle Weight - Maximum - Front Axle	9,969.00 lbs (4,521.87 kg)
Gross Vehicle Weight - Maximum - Rear Axle	44,021.00 lbs (19,967.61 kg)
Gross Vehicle Weight - Maximum - Total	65,998.00 lbs (29,936.23 kg)
Gross Vehicle Weight - Typically Equipped	53,738.00 lbs (24,375.18 kg)
Gross Vehicle Weight - Typically Equipped - Front Axle	13,704.00 lbs (6,216.04 kg)
Gross Vehicle Weight - Typically Equipped - Total	53,738.00 lbs (24,375.18 kg)
Operating Weight - Typically Equipped	53,738.00 lbs (24,375.18 kg)