14M3 Motor Grader

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Product Description

Cat® Motor Graders continue the Caterpillar tradition of being the industry standard in heavy construction, road building, and governmental applications. The 14M3 features a host of integrated technology solutions that increase operator efficiency, boost productivity levels and lower owning and operating costs. The 14M3 takes advantage of a larger engine, increased fuel efficiency, improved machine balance, enhanced transmission performance, more powerful telematics and added operator safety/convenience features.

Base Power (1st gear) - Net
238 hp
178 kW
Engine Model
5.1 in
130 mm
6.2 in
157 mm
Speed @ Rated Power
1,850 rpm
Tier 4 Final/Stage IV, Tier 3/Stage IIIA equivalent or Tier 2/Stage II equivalent
Torque Rise
Maximum Torque (VHP Plus)
1137 lbf-ft
1542 N·m
Number of Cylinders
Maximum Altitude at Full Power
13900 ft
4237 m
Maximum Altitude at Full Power (Tier 3)
14349 ft
4374 m
Maximum Altitude at Full Power (Tier 2)
12049 ft
3672 m
Standard – Fan Speed: Minimum
550 rpm
Standard Capability
122 ° F
50 ° C
763 in3
12.5 L
Net power is tested per ISO 9249, SAE J1349, and EEC 80/1269 Standards in effect at the time of manufacture.
Optimized VHP Plus is standard for the 14M3.
Net power advertised is the power available at rated speed of 1,850 rpm, measured at the flywheel when engine is equipped with fan, air cleaner, muffler and alternator.
Power as declared per ISO 14396 – Rated rpm 1,850 – VHP+ = 228 kW (306 hp)
Operating Weight - Typically Equipped
57250 lb
25968 kg
Gross Vehicle Weight – Base* – Total
50980 lb
23124 kg
Gross Vehicle Weight – Base* – Front Axle
13994 lb
6344 kg
Gross Vehicle Weight – Base* – Rear Axle
36994 lb
16780 kg
Gross Vehicle Weight – Typically Equipped – Total
57250 lb
25968 kg
Gross Vehicle Weight – Typically Equipped – Front Axle
15245 lb
6915 kg
Gross Vehicle Weight – Typically Equipped – Rear Axle
42005 lb
19053 kg
Blade Width
14 ft
4.2 m
Blade Width with End Bits
169 in
4290 mm
Blade Width without End Bits
164 in
4166 mm
Blade Height with Cutting Edge
24.9 in
631 mm
Blade Height without Cutting Edge
23 in
585 mm
Arc Radius
16.3 in
413 mm
Throat Clearance
4.6 in
117 mm
Circle – Outer Diameter
71.7 in
1822 mm
Front Axle – Wheel Lean, Left/Right
Front Axle – Total Oscillation per Side
Blade Range
Circle Centershift – Right
20.5 in
520 mm
Circle Centershift – Left
25.6 in
650 mm
Moldboard Sideshift – Right
31.1 in
790 mm
Moldboard Sideshift – Left
29.1 in
740 mm
Blade Tip Range – Forward
Blade Tip Range – Backward
Maximum Shoulder Reach Outside of Tires – Right
78.9 in
2004 mm
Maximum Shoulder Reach Outside of Tires – Left
73.6 in
1870 mm
Maximum Lift Above Ground
16.5 in
419 mm
Maximum Depth of Cut
17.2 in
438 mm
*Base operating weight calculated on standard machine configuration with 20.5 R25 tires, full fuel tank operator and ROPS cab.
Cat engines equipped with a Selective Catalytic Reduction (SCR) system are required to use: – Diesel Exhaust Fluid (DEF) which meets the requirements outlined in the International Organization for Standardization (ISO) standard 22241-1.
Standard – Fan Speed: Maximum
1,600 rpm
Air Conditioning System
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 2.0 kg (4.4 lb) of refrigerant which has a CO2 equivalent of 2.860 metric tonne (2.76 ton).

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