SEM® 636D Wheel Loader

SEM® 636D Wheel Loader

Weichai Engine

  • The air cleaner provides machine reliability even in the most severe applications

Efficient Hydraulic System

  • Single pump flow shared system.
  • More efficiency and larger breakout force
  • Perfect match between machine speed and hydraulic system to achieve high efficiency
  • Joystick hydraulic control for easy and precise contro

Operator Station

  • Premium operator station with big space and superior visibility
  • Patented MAC mount provides less noise and more 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
  • simply Torque convert and efficiency is high
  • Shift smooth and comfortable

Advanced Cooling System

  • High efficiency cooling package
  • 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


  • 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 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

Machine Applications

  • Multiple work tools are available for selection