M Series Motor Graders:

14M3 Motor Grader

Base Power (1st gear) - Net
238 hp
Operating Weight - Typically Equipped
57250 lb
Blade Width
14 ft
Engine Model
Cat C13 ACERT VHP

Cat® Motor Graders continue the Caterpillar tradition of being the industry standard in heavy construction, road building, and governmental applications. The 14M3 incorporates customer-driven and sustainability enhancements by increasing ease of operation, providing precision joystick control, delivering superior visibility, and building on a legacy of superior quality.



Product Specs

  • Engine

  • Base Power (1st gear) - Net
    238hp
    Engine Model
    Cat C13 ACERT VHP
    Bore
    5.1in
    Stroke
    6.2in
    Speed @ Rated Power
    1,850 rpm
    Emissions
    Tier 4 Final/Stage IV, Tier 3/Stage IIIA equivalent or Tier 2/Stage II equivalent
    Torque Rise
    41%
    Maximum Torque (VHP Plus)
    1137lbf-ft
    Number of Cylinders
    6
    Maximum Altitude at Full Power
    13900ft
    Maximum Altitude at Full Power (Tier 3)
    14349ft
    Maximum Altitude at Full Power (Tier 2)
    12049ft
    High Ambient – Fan Speed – Standard
    1,400 rpm
    High Ambient – Fan Speed – Maximum
    1,600 rpm
    Standard – Fan Speed: Minimum
    550 rpm
    Standard Capability
    122° F
    Displacement
    763in3
    Note
    Net power is tested per ISO 9249, SAE J1349, and EEC 80/1269 Standards in effect at the time of manufacture.
    Note
    Optimized VHP Plus is standard for the 14M3.
    Note
    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.
    Note
    Power as declared per ISO 14396 – Rated rpm 1,850 – VHP+ = 228 kW (306 hp)
    Standard – Fan Speed: Maximum
    1,600 rpm
    Note
    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.
  • Weights

  • Operating Weight - Typically Equipped
    57250lb
    Gross Vehicle Weight – Base* – Total
    50980lb
    Gross Vehicle Weight – Base* – Front Axle
    13994lb
    Gross Vehicle Weight – Base* – Rear Axle
    36994lb
    Gross Vehicle Weight – Maximum – Total
    67980lb
    Gross Vehicle Weight – Maximum – Front Axle
    21753lb
    Gross Vehicle Weight – Maximum – Rear Axle
    46224lb
    Gross Vehicle Weight – Typically Equipped – Total
    57250lb
    Gross Vehicle Weight – Typically Equipped – Front Axle
    15245lb
    Gross Vehicle Weight – Typically Equipped – Rear Axle
    42005lb
    Note
    *Base operating weight calculated on standard machine configuration with 20.5 R25 tires, full fuel tank operator and ROPS cab.
  • Moldboard

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

  • Circle – Outer Diameter
    71.7in
    Front Axle – Wheel Lean, Left/Right
    17.1°
    Front Axle – Total Oscillation per Side
    32°
  • Blade Range

  • Circle Centershift – Right
    20.5in
    Circle Centershift – Left
    25.6in
    Moldboard Sideshift – Right
    31.1in
    Moldboard Sideshift – Left
    29.1in
    Blade Tip Range – Forward
    40°
    Blade Tip Range – Backward
    Maximum Shoulder Reach Outside of Tires – Right
    78.9in
    Maximum Shoulder Reach Outside of Tires – Left
    73.6in
    Maximum Lift Above Ground
    16.5in
    Maximum Depth of Cut
    17.2in

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