14M3 Motor Grader

14M3 Motor Grader

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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
Engine Model
5.1 in
6.2 in
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
Maximum Altitude at Full Power
13900 ft
Maximum Altitude at Full Power (Tier 3)
14349 ft
Maximum Altitude at Full Power (Tier 2)
12049 ft
Standard – Fan Speed: Minimum
550 rpm
Standard Capability
122 ° F
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)
763 in3
Number of Cylinders
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


Circle – Outer Diameter
71.7 in
Front Axle – Wheel Lean, Left/Right
Front Axle – Total Oscillation per Side


Blade Width
14 ft
Arc Radius
16.3 in
Throat Clearance
4.6 in
Blade Width with End Bits
169 in
Blade Width without End Bits
164 in
Blade Height with Cutting Edge
24.9 in
Blade Height without Cutting Edge
23 in

Blade Range

Maximum Depth of Cut
17.2 in
Circle Centershift – Right
20.5 in
Circle Centershift – Left
25.6 in
Moldboard Sideshift – Right
31.1 in
Moldboard Sideshift – Left
29.1 in
Blade Tip Range – Forward
Blade Tip Range – Backward
Maximum Shoulder Reach Outside of Tires – Right
78.9 in
Maximum Shoulder Reach Outside of Tires – Left
73.6 in
Maximum Lift Above Ground
16.5 in


Operating Weight - Typically Equipped
57250 lb
Gross Vehicle Weight – Base* – Total
50980 lb
Gross Vehicle Weight – Base* – Front Axle
13994 lb
Gross Vehicle Weight – Base* – Rear Axle
36994 lb
Gross Vehicle Weight – Typically Equipped – Total
57250 lb
Gross Vehicle Weight – Typically Equipped – Front Axle
15245 lb
Gross Vehicle Weight – Typically Equipped – Rear Axle
42005 lb
*Base operating weight calculated on standard machine configuration with 20.5 R25 tires, full fuel tank operator and ROPS cab.

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).