Weichai Engine

• Low speed engine with E-fan provides increased operating efficiency
• Enhanced fuel pre-filter eliminates water and contaminant from fuel for best fuel system protection
• The air cleaner provides machine reliability even in the most severe applications
  

  Cummins Engine

• Optimized low speed torque capability and machine productivity
• Strong torque delivery leads to higher breakout force
• Best-in-class fuel efficiency
  

  Machine Applications

• The sturdy design of the 655D makes it the perfect machine for large volume earthmoving applications
• In Hopper feeding and Coal loading applications the 655D can load more, move faster and burn less fuel
• Multiple work tools are available for increased versatility
  

  Efficient Hydraulic System

• Twin pump flow merging hydraulic system increases machine efficiency
• The optimized hydraulic system paired with the drive train reduces machine cycle time and increases productivity
• Joystick hydraulic control for easy and precise operation
  

  Operator Station

• Premium operator station with big space and superior visibility
• Patented MAC mount provides less noise and increased comfort
• Adjustable suspension seat
• Sliding side window and AC with fresh air circulation provide operator comfort
• Single lever shifting is flexible and convenient
• Adjustable air flow outlet delivers better defrost performance
  

  Reliable Drivetrain

• Countershaft transmission with upgraded core components provides high reliability
• Large rim-pull in 1st gear and higher speed in 2nd gear provide high efficiency for load and carry applications
• Clutch cutoff selection switch ensures stable and safe operation
• Torque convertor structure is simple and efficiency is high
• The SEM designed and built axle provides best in class performance in heavy duty applications
  

  Advanced Cooling System

• The standard cooling package provides high reliability in 50ºC ambient conditions.
• Shock pad mounts ensure reliability under severe applications
  

  Solid Structure

• Structures undergo Finite Element Analysis (FEA) and On Machine Stress Analysis (OMSA) to ensure durability
• Performance Series (PS) buckets improve loading capability
  

  Serviceability

• System pressure test ports are standard
• Big angle engine hood side open door provides easy service access
• Torque convertor is isolated from transmission making it easy to service
   

  Safety

  • Safety design complies with all regulatory requirements
  • Caterpillar Production System (CPS) leveraged in manufacturing process
  • 3-point touching design provides convenient operator entering to cabin
  • Backup alarm ensures machine safety
  • Environmentally friendly painting process