The CAT 140 / 140 AWD Tier 4 / Stage 5 Motor Graders are advanced machines designed for precise grading and leveling tasks on construction sites, roads, and other infrastructure projects. Equipped with powerful engines compliant with Tier 4 or Stage 5 emissions standards, they deliver high performance while meeting strict environmental regulations. The CAT 140 / 140 AWD Motor Graders feature robust blades and moldboard systems, allowing for smooth and accurate grading of surfaces to the desired slope and grade. Additionally, the AWD (All-Wheel Drive) variant provides enhanced traction and stability, particularly in challenging terrain conditions. Their ergonomic operator cabins offer comfort and visibility, enabling operators to work efficiently and safely during long shifts. With intuitive controls and advanced technology, these motor graders provide precise control over grading operations, enhancing productivity and accuracy. Built with CAT’s renowned durability and reliability, they ensure longevity and minimal downtime, even in demanding conditions. Whether it’s road construction, maintenance, or site preparation, the CAT 140 / 140 AWD Tier 4 / Stage 5 Motor Graders are trusted solutions for achieving superior grading results with efficiency and precision, while also meeting stringent emissions standards.

Benefits of the Cat Motor Grader:

  • Fuel Efficiency: Utilize the ECO mode feature during operation to achieve up to 10% less fuel consumption, contributing to cost savings and environmental sustainability.
  • Integrated Technologies: Employ Cat Grade technologies to enhance overall productivity by improving accuracy, reducing rework, and lowering operational costs, ensuring optimal performance and efficiency for your projects.
  • Reduced Operator Fatigue: Experience up to 78% less arm movement fatigue with joystick controls, allowing operators to work comfortably for extended periods, increasing productivity and safety on the job site.

Product Features for CAT 140 / 140 AWD -TIER 4 / STAGE 5 Motor Graders: 

  • Advanced Engine: Equipped with a powerful and fuel-efficient engine compliant with Tier 4 / Stage 5 emission standards, ensuring reduced emissions while delivering high performance for grading tasks.
  • Integrated Technologies: Offers integrated grade control and automation technologies, such as Cat Grade with Cross Slope and Stable Blade, to enhance precision and productivity during grading operations.
  • All-Wheel Drive (AWD) Option: Provides enhanced traction and maneuverability, allowing the motor grader to operate effectively in challenging terrain and adverse weather conditions.
  • Enhanced Operator Comfort: Features a spacious and ergonomic operator cab with adjustable seating, climate control, and low noise levels, creating a comfortable working environment for operators during long shifts.
  • Intuitive Controls: Incorporates user-friendly controls and a multi-function display panel, enabling operators to easily navigate and operate the motor grader with minimal training.
  • Versatile Blade Options: Available with a variety of blade configurations, including standard, snow wing, and V-Plow options, to accommodate different grading applications and terrain conditions.
  • Improved Visibility: Designed with excellent visibility from the operator cab, including large windows and strategically placed mirrors, to ensure optimal visibility of the work area and surrounding environment.
  • Ease of Maintenance: Engineered for simplified maintenance with easy access to service points and components, facilitating routine maintenance tasks and reducing downtime for increased productivity.
  • Safety Features: Equipped with safety features such as ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure), as well as integrated cameras and proximity sensors, to enhance operator safety on the job site.
  • Environmental Compliance: Meets stringent environmental regulations and emission standards, featuring technologies to minimize exhaust emissions and reduce environmental impact during operation.
  • Proven Reliability: Built by Caterpillar, a renowned manufacturer of construction equipment, the CAT 140 / 140 AWD -TIER 4 / STAGE 5 Motor Graders offer proven reliability, durability, and performance for various grading applications.

Product Specifications for CAT 140 / 140 AWD -TIER 4 / STAGE 5 Motor Graders: 


  • Net Power Range (Tier 4): 179 HP
  • Engine Model: Cat® C9.3
  • Bore: 4.5 in
  • Stroke: 5.9 in
  • Speed at Rated Power: 2,000 rpm
  • Maximum Torque – VHP Plus: 840 lb/ft
  • Displacement: 567.5 in³
  • Number of Cylinders: 6
  • Torque Rise: 38%
  • Emissions: U.S. EPA Tier 4 Final/EU Stage V


  • Operating Weight – Typically Equipped: 42,647 lb
  • Gross Vehicle Weight – Maximum – Front Axle: 17,075 lb
  • Gross Vehicle Weight – Maximum – Rear Axle: 38,069 lb

Power Train:

  • Forward/Reverse Gears: 8 Forward/6 Reverse
  • Transmission: APECS, Direct Drive, Powershift
  • Brakes – Service: Multiple Oil Disc
  • Brakes – Parking: Multiple Oil Disc
  • Brakes – Secondary: Dual Circuit


  • Blade Width: 12 ft
  • Moldboard – Height: 24 in
  • Throat Clearance: 6.5 in
  • Cutting Edge Width: 6 in
  • Blade Pull – Base GVW: 25,269 lb
  • Blade Pull – Maximum GVW: 34,262 lb

Hydraulic System:

  • Circuit Type: Parallel
  • Pump Type: Variable Piston
  • Pump Output: 55.7 gal/min
  • Maximum System Pressure: 3500 psi

Operating Specifications:

  • Top Speed – Forward: 29 mile/h
  • Top Speed – Reverse: 23 mile/h
  • Turning Radius – Outside Front Tires: 25.59 ft
  • Steering Range – Left/Right: 50°
  • Articulation Angle – Left/Right: 20°

Service Refill:

  • Fuel Capacity: 104 gal (US)
  • Cooling System: 15 gal (US)
  • Hydraulic System – Total: 26.4 gal (US)
  • Diesel Exhaust Fluid: 5.8 gal (US)


  • Circle – Diameter: 60.2 in
  • Circle – Blade Beam Thickness: 1.6 in
  • Drawbar – Height: 6 in
  • Front Frame Structure – Height: 12.6 in


  • Height – Top of Cab: 130 in
  • Length – Counterweight to Ripper: 399 in
  • Width – Outside Front Tires: 98.9 in


  • Brakes: ISO 3450
  • Sound: ISO 6394; ISO 6395
  • Steering: ISO 5010
  • ROPS/FOPS: ISO 3471/ISO 3449

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