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PL61 Pipelayer

The PL61 is part of a full line of purpose-built Cat® pipe layers designed for performance, safety and serviceability. Easy transport width, combined with the experienced support of the Cat dealer network, means this key pipe line equipment is available when and where you need it.


Engine Model

Cat C4.4

Flywheel Power


Net Power - 2,200 rpm - ISO 9249


Net Power - 2,200 rpm - ISO 9249 (DIN)


Cat C4.4 Emissions

U.S. EPA Tier 4 Final/EU Stage IV/Korea Tier 4 Final

Cat C7.1 Emissions

China Nonroad Stage III, equivalent to Tier 3/Stage IIIA

Fuel Tank

69gal (US)

DEF Tank(1)

5gal (US)

Note (1)

All nonroad Tier 4 Final, Stage IV and Korea Tier 4 Final diesel engines are required to use only Ultra Low Sulfur Diesel (ULSD) with 15 ppm (mg/kg) of sulfur or less, or up to B20 biodiesel blended with ULSD. B20 should meet ASTM D7467 specification (bio

Note (2)

Diesel Exhaust Fluid (DEF) used in Cat Selective Catalytic Reduction (SCR) systems must meet the requirements outlined in the International Organization for Standardization (ISO) standard 22241.

Note (3)

(1) Machines equipped with Tier 4 Final/Stage IV emissions reduction technology.

Pipelaying Equipment

Lift Capacity


Weights - Operating Weight

Cab, 560 mm (22 in) Shoes(1)


Cab, 560 mm (22 in) Shoes


Cab, 760 mm (30 in) Shoes(1)


Cab, 760 mm (30 in) Shoes



(1) Machines equipped with Tier 4 Final/Stage IV emissions reduction technology.

Weights - Shipping Weight

Cab, 560 mm (22 in) Shoes(1)


Cab, 560 mm (22 in) Shoes


Cab, 760 mm (30 in) Shoes(1)


Cab, 760 mm (30 in) Shoes



(1) Machines equipped with Tier 4 Final/Stage IV emissions reduction technology.


Track Gauge


Track on Ground


Ground Contact Area - LGP


Ground Contact Area - Narrow


Ground Pressure(1) - LGP


Ground Pressure(1) - Narrow


Ground Pressure - LGP


Ground Pressure - Narrow


Number of Shoes/Rollers - Each Side


Track Shoe Width - Narrow/LGP

560/760 mm (22/30 in)


(1) Machines equipped with Tier 4 Final/Stage IV emissions reduction technology.


Width - Tractor - With 760 mm [30 in] Shoes


Width - Tractor - With 560 mm [22 in] Shoes


Width - Counterweight Extended


Width - Tractor - Counterweight Retracted


Width - Tractor - Counterweight/Boom Removed


Track Gauge


Operating Length


Length - Track on Ground


Machine Height - Tip of Winch


Height of Machine from Tip of Grouser to Top of Stack(1)


Height - Top of ROPS: Canopy/Cab


Boom Height (at SAE 1.22 m [4 ft] overhang)


Air Conditioning System

Air Conditioning

The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.3 kg of refrigerant which has a CO2 equivalent of 1.859 metric tons.

Standard Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Operator Environment
    • ROPS Cab with cloth seat or ROPS Canopy with vinyl seat
    • Seat belt, retractable
    • Electro-hydraulic controls, seat mounted, adjustable
    • Foot rests
    • Display with gauge cluster
    • Rotary throttle switch
    • Independent forward/reverse speed settings
    • Mirror, rearview
    • Mirror
    • 12V radio ready
    • 12V power port
    • Coat hook
    • Storage compartment
    • Cup holder
    • Heavy duty rubber floor mat
    • Single pedal combining deceleration and braking function
    • Adjustable armrests
    • Eco Mode
    • Electronic water-in-fuel indicator
    • Electronically programmable speed selector
    • Heater
  • Pipelayer
    • Boom, 5.49 m (18 ft)
    • Counterweight, extendible 2980 kg (6,570 lb)
  • Power Train
    • Aluminum bar plate cooling system (radiator, power train, aftercooler)
    • Air cleaner with pre-cleaner, automatic dust ejection and under-hood intake
    • Electric fuel priming pump with integrated fuel/water separator
    • Dual path, electronic control, closed-loop hydrostatic transmission
    • Under-hood muffler
    • Starting aid, ether injection
    • Antifreeze, extendible life coolant -37 °C (-35 °F)
    • Cat C4.4 turbocharged diesel engine with engine mounted aftertreatment to meet U.S. EPA Tier 4 Final / EU Stage IV / Korea Tier 4 Final / Japan 2014 (Tier 4 Final) Certified Engine emission standards. 115 Amp alternator, air cleaner
    • Cat C7.1 turbocharged diesel engine to meet China Nonroad Stage III, India Bharat III, Eurasian Economic Union Stage IIIA, UN ECE R96 Stage IIIA emission standards, equivalent to Tier 3/Stage IIIA. 100 Amp (24 Volt) alternator.
    • Engine decelerating function - rotary switch and pedal engine speed control)
    • Engine idle shutdown
    • Hydraulically driven, variable speed fan
  • Undercarriage
    • Heavy duty undercarriage
    • Track adjusters, hydraulic
    • Track, 40 sections: - Standard configuration, 560 mm (22 in) - LGP configuration, 760 mm (30 in)
  • Electrical
    • Alarm, back up
    • Batteries, heavy duty, 900 CCA
    • Converter, 12V, 10 Amp
    • Diagnostic connector
    • Integrated lights (4 front, 2 rear)
    • Starter, 24 volt
    • Glowplug starting aid
  • Hydraulics
    • Three-function electro-hydraulic valve
  • Other Standard Equipment
    • Fuel tank and guard
    • Hinged crankcase guard
    • Lockable engine enclosures
    • Hinged radiator grill and swing-out fan
    • Front pull device
    • Rigid drawbar
    • Ecology drains
    • SOS sampling ports

Optional Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Operator Environment
    • Radio, AM/FM/AUX/USB/Bluetooth
    • Visibility kit, no camera
    • Visibility kit, single camera
  • Power Train
    • Insulated breather
    • Low temperature starter
  • Tecnology Products
    • Load Monitor Indicator (LMI)
    • Product Link

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