538/538 LL Forest Machine

Overview
Engine Model
Cat C7.1 ACERT
Net Flywheel Power
164 hp
Gross Power at 1,800 rpm
164 hp
  • Exterior View
  • Exterior View
  • Interior View
  • Interior View

Engine

Engine Model
Cat C7.1 ACERT
Net Flywheel Power
164 hp
Gross Power at 1,800 rpm
164 hp
Displacement
428 in3
Number of Cylinders
6
Engine Speed - Travel - Maximum Load
1,800 HP
Engine Speed - Operation
1,500 r/min
Engine Speed - Travel
1,500 r/min
Engine Model
Cat C7.1 ACERT
Net Flywheel Power
164 HP
Displacement
428 r/min
Gross Power - 1,800 rpm
164 HP
Number of Cylinders
6

Service Refill Capacities

Cooling System
8 gal
Engine Crankcase
7 gal
Hydraulic Tank
38 gal
Final Drive – Each
2 gal
Swing Drive
2 gal
DEF Tank
7 gal
Fuel Tank - CWT
108 gal (US)
Hydraulic System - Total
42 gal (US)
Cooling System
8 gal (US)
Swing Drive
2 gal (US)
Hydraulic Tank
38 gal (US)
DEF Tank
7 gal (US)
Engine Crankcase
7 gal (US)
Final Drive - Each
2 gal (US)

Weights

General Forestry (HW)
66,639 lb
Estimated Operating Weight without Attachment - 538 (General Forestry, Reach)
66,639 lb
Estimated Operating Weight without Attachment - 538 LL (Log Loader, U/U)
69,573 lb
Estimated Operating Weight without Attachment - 538 LL (Log Loader, O/U)
69,401 lb
General Forestry - HW
66,639 lb

Service Refill Capacity

Fuel Tank – Total
108 gal

Operating Specifications

Maximum Drawbar Pull
61,148 lb
Maximum Speed - Rabbit
3 mile/h
Maximum Speed - Turtle
2 mile/h
Swing Torque - 538 (GF)
54,000 lb/ft
Swing Torque - 538 LL
54,000 lb/ft
Maximum Swing Speed - 538 (GF)
11 r/min
Maximum Swing Speed - 538 LL
11 r/min
Maximum Drawbar Pull
61,148 lb

Undercarriage

Ground Clearance
26 in
Track Gauge
110 in
Track Length
180 in
Undercarriage Pitch
8 in
Ground Clearance
26 in
Track Gauge
110 in
Track Length
180 in

Hydraulic System

Main Pumps - Maximum Flow - Per Pump
56 gal/min
Main Pumps - Maximum Flow - Both Pumps
112 gal/min
Maximum System Pressure - Implements
5,076 psi
Maximum System Pressure - Travel
5,076 psi
Maximum System Pressure - Swing
4,496 psi
Maximum System Pressure - Heavy Lift Mode
5,511 psi
Auxiliary Pump - U/U and O/U (538 LL) - Maximum Flow
12 gal/min
Auxiliary Pump - U/U and O/U (538 LL) - Maximum Pressure
1,499 psi
Auxiliary Pump - Grapple Rotate (538) / Power Clam (538 LL) - Pump Drive Gear Ratio
1.28:1
Auxiliary Pump - Grapple Rotate (538) / Power Clam (538 LL) - Maximum Flow
32 gal/min
Auxiliary Pump - Grapple Rotate (538) / Power Clam (538 LL) - Maximum Pressure
1,499 psi

Dimensions - General Forestry - 538 - Boom Stretched Out

Height of Tilted Side Entry Cab
127 in
Boom Height
146 in
Overall Height
154 in
Overall Length (Processor)
480 in
Tail Swing Radius
110 in
Distance Between Idler and Sprocket Centerline
147 in
Track Length
180 in
Ground Clearance
26 in
Track Gauge
110 in
Width - With 700 mm (28 in) Shoes
137 in

Dimensions - Log Loader - 538 LL - Boom Stretched Out

Height of Tilted Side Entry Cab
124 in
Boom Height
92 in
Overall Height
180 in
Overall Length (U/U)
531 in
Tail Swing Radius
110 in
Distance Between Idler and Sprocket Centerline
147 in
Track Length
180 in
Ground Clearance
26 in
Track Gauge
110 in
Width - With 700 mm (28 in) Shoes
137 in

Efficiency

  • 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 reduces fuel consumption
  • Larger hydraulic pump allows engine to operate at lower rpm with increased performance to maximize efficiency
  • Component layout and back-to-back main hydraulic control valve reduces oil flow restrictions and aids in greater fuel economy
  • Machine designed for integration and optimization with SATCO® work tools and Cat® grapples
  • Powerful, multi-functioning hydraulics, combined with strong machine performance ensure work tools function quickly and fluidly to complete work faster
  • 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 reduces fuel consumption
  • Larger hydraulic pump allows engine to operate at lower rpm with increased performance to maximize efficiency
  • Component layout and back-to-back main hydraulic control valve reduces oil flow restrictions and aids in greater fuel economy
  • Machine designed for integration and optimization with SATCO® work tools and Cat® grapples
  • Powerful, multi-functioning hydraulics, combined with strong machine performance ensure work tools function quickly and fluidly to complete work faster

Performance

  • Cat C7.1 ACERT™ Tier 4 Final 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 18 percent, 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
  • Cat C7.1 ACERT™ Tier 4 Final 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 18 percent, 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

Stability

  • Wider undercarriage, by 203 mm (8 in), improves stability for increased lift and swing capabilities
  • Heavy duty counterweight as standard equipment ensures machine platform is stable in varied applications
  • Wider undercarriage, by 203 mm (8 in), improves stability for increased lift and swing capabilities
  • Heavy duty counterweight as standard equipment ensures machine platform is stable in varied applications

Application Versatility

  • 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
  • Ground saw hydraulics are available for log loader applications
  • Purpose built processor cab that includes 19 mm (0.75 in) front windows
  • 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
  • Ground saw hydraulics are available for log loader applications
  • Purpose built processor cab that includes 19 mm (0.75 in) front windows

Reliability and Durability

  • Variable pitch, reversing cooling fan maintains optimum fluid temperatures in heavy duty forestry applications
  • Cooling capability increased 12 percent for trouble-free operation
  • High-wide carbody features double-supported carrier rollers, reinforced idler mounts, heavy-duty top hat, extra gussets, and thick doubler plates for structural integrity in severe applications
  • Larger 203 mm (8 in) pitch Positive Pin Retention 2 links (329 HEX) provide greater life in variable forestry working conditions
  • Purpose-built upper frames provide increased life with box section members, thick doubler plates, reinforced swing drive mounts, rugged door components, and 5 mm (0.2 in) sheet metal
  • Linkage configurations incorporate internal baffle plates, large box sections, and thicker plating to increase service life
  • Validated and proven excavator technologies ensure overall machine reliability
  • Variable pitch, reversing cooling fan maintains optimum fluid temperatures in heavy duty forestry applications
  • Cooling capability increased 12 percent for trouble-free operation
  • High-wide carbody features double-supported carrier rollers, reinforced idler mounts, heavy-duty top hat, extra gussets, and thick doubler plates for structural integrity in severe applications
  • Larger 203 mm (8 in) pitch Positive Pin Retention 2 links (329 HEX) provide greater life in variable forestry working conditions
  • Purpose-built upper frames provide increased life with box section members, thick doubler plates, reinforced swing drive mounts, rugged door components, and 5 mm (0.2 in) sheet metal
  • Linkage configurations incorporate internal baffle plates, large box sections, and thicker plating to increase service life
  • Validated and proven excavator technologies ensure overall machine reliability

Serviceability

  • One-piece engine hood design, with two opening angles, allows easy access to engine and cooling compartments
  • Side-by-side engine and hydraulic coolers provide easy access for cleaning, while reduced cooling fins per inch allows better debris flow-through to reduce clogging potential
  • 0.28 m3 (10 ft3) of storage space at ground level, gives ready access to tools, equipment, and supplies that operators use daily
  • One-piece engine hood design, with two opening angles, allows easy access to engine and cooling compartments
  • Side-by-side engine and hydraulic coolers provide easy access for cleaning, while reduced cooling fins per inch allows better debris flow-through to reduce clogging potential
  • 0.28 m3 (10 ft3) of storage space at ground level, gives ready access to tools, equipment, and supplies that operators use daily

Operator Comfort and Technology

  • Fully adjustable, air ride cab seat that includes heating and cooling capability for comfort and reduced operator fatigue
  • LED lights increase visibility
  • Cat Product Link™ allows for remote location of a machine and enables tracking of fuel consumption and other events
  • Fully adjustable, air ride cab seat that includes heating and cooling capability for comfort and reduced operator fatigue
  • LED lights increase visibility
  • Cat Product Link™ allows for remote location of a machine and enables tracking of fuel consumption and other events

Work Tools

  • Both machine models are optimized for a wide variety of processing and harvesting heads, grapples, heels, quick couplers, and thumbs
  • Both machine models are optimized for a wide variety of processing and harvesting heads, grapples, heels, quick couplers, and thumbs

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