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548 Forest Machine

Get more forestry performance from the Cat® 548 Forest Machine. Purpose built for high production work, the 548 optimizes engine, hydraulics, technology and controls delivering peak efficiency and productivity. Enhanced hydraulics, specialized versions and work tools mean you can equip this machine for your specific forestry tasks.

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  • Engine Model Cat C7.1
  • Gross Power 204 HP
  • Engine Speed - Operation 1600 r/min
  • Engine Speed - Travel 1800 r/min

Call 800-637-5000 for rate information


  • Engine Model
    Cat C7.1
  • Gross Power
    204 HP
  • Engine Speed - Operation
    1600 r/min
  • Engine Speed - Travel
    1800 r/min
  • Displacement
    428 in³
  • Number of Cylinders
  • Gross Power - 1,800 rpm
    204 HP

Service Refill Capacities

  • Fuel Tank - CWT
    261.4 gal (US)
  • DEF Tank
    12.2 gal (US)
  • Engine Crankcase
    6.3 gal (US)
  • Cooling System
    7.9 gal (US)
  • Final Drive - Each
    2.9 gal (US)
  • Hydraulic Tank
    46.2 gal (US)
  • Hydraulic System - Total
    75.3 gal (US)
  • Swing Drive
    2.4 gal (US)

Hydraulic System

  • Main Pumps - Maximum Flow - Per Pump
    59.7 gal/min
  • Main Pumps - Maximum Flow - Both Pumps
    119.4 gal/min
  • Maximum System Pressure - Implements
    5076 psi
  • Maximum System Pressure - Travel
    5076 psi
  • Maximum System Pressure - Swing
    4424 psi
  • Maximum System Pressure - Heavy Lift Mode
    5511 psi
  • Auxiliary Pump - Reach with Rotate: Pump Drive Gear Ratio
  • Auxiliary Pump - Reach with Rotate: Maximum Flow
    34.1 gal/min
  • Auxiliary Pump - Reach with Rotate: Maximum Pressure
    1499 psi

Operating Specifications

  • Maximum Speed - Turtle
    1.6 mile/h
  • Maximum Speed - Rabbit
    3 mile/h
  • Maximum Drawbar Pull
    70320 lbf
  • Swing Torque (GF)
    64441 ft·lbf
  • Maximum Swing Speed (GF)
    9.3 r/min


  • Undercarriage Pitch
    8.5 in
  • Track Gauge
    110.6 in
  • Track Length
    198.2 in
  • Ground Clearance
    30.5 in

Dimensions - General Forestry - Processor - Boom Stretched Out

  • Width - With 700 mm (28 in) Shoes
    138.1 in


  • Cat C7.1 engine with increased horsepower maintains maximum performance under load
  • Strong hydraulic horsepower for efficient implement performance and greater productivity
  • An increase in swing torque of 19 percent on General Forestry configuration provides added power to move trees, which enables more efficiency and productivity
  • Heavy lift mode features increased lift capacity to handle larger payloads with improved control
  • 989 L (261 gal) counterweight fuel tank for extended machine operation and maximum uptime
  • Machine width and track length designed for stability in varied logging applications


  • Engine, hydraulics, and work tool integration are optimized to minimize power losses and increase overall machine efficiency
  • Steady state high idle speed and U.S. EPA Tier 4 Final technology reduce fuel consumption
  • Larger hydraulic pumps allow engine to operate at lower rpms with increased performance to maximize efficiency
  • Component layout and back-to-back main hydraulic control valve reduce oil flow restrictions and aid in greater fuel economy
  • Powerful, multi-functioning hydraulics, combined with strong machine performance ensure work tools function quickly and smoothly to complete work faster


  • Boom arrangements and hydraulic systems for specific applications enable more effective road building, loading, processing, shoveling, or millyard stacking
  • New track options meet shovel logging and low ground pressure application requirements
  • Purpose built processor cab option that includes 19 mm (0.75 in) front windows


  • Variable pitch, reversing cooling fan maintains optimum fluid temperature in heavy duty forestry applications
  • Cooling capability increased 12 percent for trouble-free operation
  • Purpose built upper frame, high-wide carbody, robust linkage configurations, and heavy-duty enclosures are reinforced with thick doubler plates, extra gussets, and other reinforcements for structural integrity in severe applications
  • Large, 216 mm (8.5 in) pitch (336 HEX), grease lubricated tracks, provide excellent life in variable forestry working conditions
  • Validated and proven excavator technologies ensure overall machine reliability


  • One-piece engine hood design, with two opening angles, allows easy access to engine and cooling compartments
  • Side-by-side engine and hydraulic coolers are easy to access for cleaning, while reduced cooling fins per inch allows better debris flow-through and reduced clogging potential
  • 0.56 m³(19.8 ft³) of storage space at ground level, provides ready access to tools, equipment, and supplies that operators use daily


  • Premium fit and finishes to maximize operator experience
  • Fully adjustable, air ride cab seat that includes heating and cooling capability for comfort and reduced operator fatigue
  • LED lights increase visibility
  • Rear entry cab option provides improved access on a fully lit platform through the use of a key FOB
  • Rear entry cab window design improves visibility for shovel logging and other applications
  • Rear entry cab includes a new innovative cab lock down system that minimizes transport time and improves uptime
  • Tool control software as standard equipment for swapping and selecting tools quickly and efficiently
  • Cat Product Link™ allows for remote location of a machine and enables tracking of fuel consumption and other events
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