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Wheel Harvesters(Non Current)

Caterpillar harvesters are the most versatile on the market. They are built with proven components and are field-tested to ensure the highest level of reliability over the life of the machine.

550 Wheel Harvester

The 550 Wheel Harvester features engineered versatility that provides solid footing and level working conditions in extreme forestry conditions.

Product Details

Engine

Gross Power 147 kW
Engine Model Cat C7 ACERT™

Boom and Stick

Reach - max 8.23 m

Weights

Operating Weight - Est 21319 kg
Operating Weight w/ Attachment 21319 kg

Dimensions

Length 7600 mm
Wheelbase - Duals 4160 mm
Width 3000 mm
Height 3520 mm
Ground Clearance 0.56 mm

Hydraulic System

Pump Size - Boom, Implements 140 cm3

Transmission

Transmission - type Hydrostatic, 2-speed drop box

Operating Specifications

Ground Clearance 0.56 mm
House Leveling System - Each Side 15 Degrees
Engine House and Center Oscillation Bearing - +/- 15 Degrees
Cast Steel Articulation Knuckle - +/- 40 Degrees
Reach w/ Head - Max 8.47 m
House Leveling System - Forward 17 Degrees
House Leveling System - Backwards 3 Degrees

Service Refill Capacities

Fuel Tank 454 L
Hydraulic Tank 378.4 L

Power Train

  • Cat C7 ACERT Tier III
  • 147 kW (197 HP)
  • Side by Side Engine, Air & Hyd. Cooling
  • Under Hood Exhaust System
  • Under Hood Air Intake
  • 24 Volt 85 Amp Alternator
  • NAF Gear Drive Bogie
  • Differential Lock
  • Wet Disc Brakes
  • Hydrostatic – Drive With Two Speed Drop Box
  • Straight Axle

Leveling System

  • Two Cylinder Tilt Mechanism
  • 17 Degrees Forward Tilt
  • 15 Degrees Side Tilt (Each Way)
  • 3 Degrees Rear Tilt
  • Auto Leveling
  • Taper Lock Pins

Booms

  • Telescoping “V” Bottom (5-sided) Harvester Boom
  • 8.23 m (27’) Reach To Tree
  • Optional 10.1m (33’) reach telescoping parallel boom
  • Steel Tube Hydraulic Lines
  • Cylinders Protected Under Boom

Operator Station

  • Front Entry Door
  • Spacious Cab Area
  • High Visibility Over Entire Work Area
  • 360 Degree Lighting Package
  • IQAN MDL Control System
  • IQAN Full Function Graphics Display

Hydraulics

  • 140 cc Implement Pump
  • 379 L (100 gal) Hydraulic Tank
  • Filtering of All Return Oil
  • Electric Refill Pump
  • Optional Warm Up System

Structures

  • Upper House
  • Front Frame
  • Rear Frame
  • Center Joint
  • Articulation

Upper House

  • Boom and Cab Swing Together
  • Heavy Duty Boom Mount Base
  • 907.19 kg (2,000 lb) Counterweight
  • Load-sense Valves for Upper Functions

Front Frame

  • NAF Gear Drive Bogie
  • Differential Lock
  • Wet Disc Brakes

Rear Frame

  • Straight Axle
  • Side Mounted Fuel Tanks
  • Heavy Duty Engine Canopy Protection
  • Large Access Doors

Center Joint

  • Heavy Duty Center Oscillation Bearing
  • 15 Degrees Oscillation Each Way
  • Frame Lock Cylinder System

Articulation

  • Cast Articulation Knuckle
  • 40 Degrees Articulation Each Way
  • Captured Lower Pin
  • Heavy Duty Steering Cylinders
  • Electronic Cushioned Steering Stops

Work Tools

  • PD-46 Harvesting Head with Three Pillar Tower Design
  • Load-sense Valves To Carrier Hyd. Pump
  • 11H High Speed Bar System
  • Auto Tension System
  • Power Down Ability In Bail Design
  • Large Pins and Bushings
  • Standard “auto-seek” processing head computer cuts at operator-specified length
  • Optional volume calculator/printer
  • Optional PE-41, PE-42, PE-44, and PE-50 Processing heads with DASA Optimization Computers
  • Engine
    •  C7 ACERT Tier 3, 147 kW/197 HP @ 1800 rpm
  • Structural
    •  Heavy duty house leveling system; 17° forward, 15° each side, 3° backwards
    •  Heavy duty engine house and center oscillation bearing, 15° each way
    •  Cast steel articulation knuckle, 40° each way
  • Booms
    •  27’ (8.23 m) reach telescoping harvester boom
  • Drive Train
    •  Hydrostatic drive with two speed drop box (0-19 km/hr)
  • Hydrostatic drive with two speed drop box (0-19 km/hr)
    • Axles
      •  Gear drive front bogie with differential lock and wet disc brakes
      •  Straight rear axle with wet disc brakes and differential locks
    • Gear drive front bogie with differential lock and wet disc brakes
      • Straight rear axle with wet disc brakes and differential locks
        • Tires
          •  700 / 50 x 26.5 front tires and 28 L x 26 rear tires
        • 700 / 50 x 26.5 front tires and 28 L x 26 rear tires
          • Brakes
            •  Service brake: hydrostatic-dynamic braking plus pedal operated front and rear wet disc brakes
            •  Parking brake on front bogie
          • Service brake: hydrostatic-dynamic braking plus pedal operated front and rear wet disc brakes
            • Parking brake on front bogie
              • Hydraulic System
                •  Pump: 140 cc implement pump; load sensing; variable displacement
                •  100 gal. / 378.43 L hydraulic tank with filtering of all return oil
                •  Electric refill pump
              • Cab Controls
                •  High visibility cab with front entry cab door; 360° lighting package
                •  Reverse slope windshield/Side window escape hatches
                •  A/C heater
                •  AM/FM cassette
                •  IQAN MDL control system with full function graphics display
              • High visibility cab with front entry cab door; 360° lighting package
                • Reverse slope windshield/Side window escape hatches
                  • A/C heater
                    • AM/FM cassette
                      • IQAN MDL control system with full function graphics display
                        • 10.1 m reach telescoping parallel boom
                          • Bogie tracks
                            • Proheat warm up system
                              Built for it