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Engine ModelCat C7.1
Gross Power204 HP (152 kW)
Gross Power - 1,800 rpm204 HP (152 kW)
Engine Speed - Operation1600 r/min (1600 r/min)
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.


Engine ModelCat C7.1
Gross Power204 HP (152 kW)
Gross Power - 1,800 rpm204 HP (152 kW)
Engine Speed - Operation1600 r/min (1600 r/min)
Engine Speed - Travel1800 r/min (1800 r/min)
Displacement428 in³ (7.01 l)
Number of Cylinders6
Estimated Operating Weight without Attachment - General Forestry, Processor77942 lb (35354 kg)
Maximum Speed - Turtle1.6 mile/h (2.6 km/h)
Maximum Speed - Rabbit3 mile/h (4.8 km/h)
Maximum Drawbar Pull70320 lbf (313 kN)
Swing Torque (GF)64441 ft·lbf (87.4 kN·m)
Maximum Swing Speed (GF)9.3 r/min (9.3 r/min)
Main Pumps - Maximum Flow - Per Pump59.7 gal/min (226 l/min)
Main Pumps - Maximum Flow - Both Pumps119.4 gal/min (452 l/min)
Maximum System Pressure - Implements5076 psi (35000 kPa)
Maximum System Pressure - Travel5076 psi (35000 kPa)
Maximum System Pressure - Swing4424 psi (30500 kPa)
Maximum System Pressure - Heavy Lift Mode5511 psi (38000 kPa)
Auxiliary Pump - Reach with Rotate: Pump Drive Gear Ratio1.28:1
Auxiliary Pump - Reach with Rotate: Maximum Flow34.1 gal/min (129 l/min)
Auxiliary Pump - Reach with Rotate: Maximum Pressure1499 psi (10335 kPa)
Fuel Tank - CWT261.4 gal (US) (989.3 l)
DEF Tank12.2 gal (US) (46 l)
Engine Crankcase6.3 gal (US) (24 l)
Cooling System7.9 gal (US) (30 l)
Final Drive - Each2.9 gal (US) (11 l)
Hydraulic Tank46.2 gal (US) (175 l)
Hydraulic System - Total75.3 gal (US) (285 l)
Swing Drive2.4 gal (US) (9 l)
Undercarriage Pitch8.5 in (215.9 mm)
Track Gauge110.6 in (2809 mm)
Track Length198.2 in (5035 mm)
Ground Clearance30.5 in (774 mm)
Height of Tilted Side Entry Cab137 in (3479 mm)
Boom Height147.4 in (3745 mm)
Overall Height164 in (4166 mm)
Overall Length (Reach)495.7 in (12592 mm)
Tail Swing Radius137.8 in (3501 mm)
Distance Between Idler and Sprocket Centerline158.2 in (4019 mm)
Track Length198.2 in (5035 mm)
Ground Clearance30.5 in (774 mm)
Track Gauge110.6 in (2809 mm)
Width - With 700 mm (28 in) Shoes138.1 in (3509 mm)

Benefits and Features

  • 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