Track Loaders 973K Versatile and Efficient for the Toughest Applications

Flywheel Power
275.0 HP
205.0 kW
Operating Weight
63900.0 lb
28985.0 kg
Capacity - General Purpose
4.2 yd³
3.2 m³

Product Specifications for 973K

Engine

Weights

Service Refill Capacities

Dimensions

Undercarriage

Buckets

Air Conditioning System

973K Standard Equipment

Power Train

  • Cat C9.3 diesel engine, turbocharged with ATAAC
  • Modular cooling system for engine air intake, oil and water
  • Radiator fan, electronically controlled, hydraulically driven, temperature sensing, on demand
  • Electro Hydrostatic Control (EHC) for transmission with travel and work modes
  • Fuel cooler
  • Water separator
  • Air cleaner dry-type, axial seal with integral precleaner and dust ejection system, electronic filter condition indicator
  • Caterpillar extended life coolant

Undercarriage

  • Heavy Duty tracks
  • Track guiding guards, end section
  • Hydraulic track adjuster
  • Sprocket rims, with replaceable bolt-on tough steel segments
  • Sprocket guards
  • Seven track rollers, two upper carrier rollers per track, lifetime lubricated
  • Conventional idlers, lifetime lubricated
  • Oscillating track roller frames
  • Track master link

Electrical

  • 24 volt heavy duty brushless alternator
  • Backup alarm
  • Electric horn
  • Two heavy duty batteries, high output, maintenance free, 1,400 CCA
  • Main disconnect switch
  • Electric starter (heavy duty, 24 volt)

Operator Environment

  • Pressurized, sound suppressed, ROPS/ FOPS cab with sealed front windshield, tinted glass and right side sliding window
  • Air conditioning and heating
  • Heater/defroster with automatic temperature control
  • Electro Hydraulic, seat mounted control levers
  • Rear vision camera
  • Seat belt, retractable, with buckling indicator on dash
  • Electronic Monitoring System with gauges for engine coolant temperature, hydraulic oil temperature, fuel level and Diesel Exhaust Fluid level (when equipped)
  • Mirror, rearview, inside adjustable
  • Radio ready (Includes 24 to 12 volt converter, speakers, antenna and two 12V power outlets)
  • Coat hook
  • Storage compartments under left armrest
  • Document holder on right console
  • Floor mat, rubber, heavy duty
  • Windshield washers and wipers, multiple speed front and rear
  • Durable metal roof
  • Parking brake switch and "brake-on" indicator light

Other Standard Equipment

  • Sound suppression, exterior
  • Z-bar loader linkage
  • Load sensing variable displacement implement pump
  • Implement cylinders with position sensors
  • Operator programmable lift and tilt kickouts
  • Engine enclosure with lockable doors
  • Radiator core 6.5 fins-per-inch, debris resistant
  • Hinged radiator guard and swing out fan
  • Full bottom guards
  • Lift cylinder guards
  • Oil gauge guard
  • Product Link ready
  • Oil sampling valves
  • Cat XT hoses
  • HYDO Advanced 10

973K Optional Equipment

Power Train

  • Cat C9.3 diesel engine with engine mounted aftertreatment to meet U.S. EPA Tier 4 Final/ EU Stage V/Japan 2014 (Tier 4 Final)/ Korea Tier 4 Final emission standards
  • Cat C9.3 diesel engine to meet China Nonroad Stage III and UN ECE R96 Stage IIIA emission standards, equivalent to Tier 3/Stage IIIA
  • Engine thermal shield
  • Fan, basic
  • Fan, reversing
  • Fan, reversing, low speed
  • Fan, reversing, Steel Mill
  • Air inlet, precleaner turbine

Operator Environment

  • Deluxe cab
  • Steel Mill cab
  • Seat, cloth, air suspension, no side-to-side isolator
  • Seat, cloth, air suspension, heated, side-to-side isolator
  • Transmission control, V-lever or joystick
  • Radio, AM/FM/AUX/USB/Bluetooth
  • Cab air precleaner

Hydraulics

  • Hydraulic oil, biodegradable
  • Hydraulic oil, EcoSafe (Steel Mill Arrangement)
  • General Purpose Hydraulics Packages: Two-valve, joystick; Three-valve, joystick; Two-valve, two levers; or Three-valve, two levers
  • Multi-Purpose Hydraulics Packages: Three-valve, joystick; or Four-valve, joystick

Guards

  • Tilt cylinder guards
  • Guard, front lights
  • Windshield protection
  • Final drive abrasion guard
  • Final drive abrasion guard, lower

Electrical

  • Rotating beacon

Undercarriage

  • Track roller guard
  • Track roller guard, Steel Mill
  • HEAVY DUTY TRACK SEALED AND LUBRICATED TRACK GROUPS (40 SECTIONS)
  • 500 mm (19.7 in) double grouser, center hole
  • 510 mm (20.1 in) extreme service, single grouser, center hole
  • 550 mm (21.6 in) double grouser
  • 675 mm (26.6 in) double grouser
  • 675 mm (26.6 in) double grouser, center hole
  • 675 mm (26.6 in) single grouser, center hole
  • 830 mm (32.7 in) double grouser, wide gauge
  • HEAVY DUTY SEALED AND NON-LUBRICATED TRACK GROUPS - STEEL MILL
  • 500 mm (19.7 in) double grouser
  • 500 mm (19.7 in) flat
  • 500 mm (19.7 in) triple grouser
  • 500 mm (19.7 in) alternate flat shoe

Buckets

  • GENERAL PURPOSE BUCKETS
  • 3.0 m3 (4.0 yd3), welded flush adaptors
  • 3.2 m3 (4.2 yd3), pin on
  • 3.2 m3 (4.2 yd3), heavy duty, pin on
  • 3.2 m3 (4.2 yd3), heavy duty, full edge, pin on
  • 4.2 m3 (5.5 yd3), Performance Series
  • 4.0 m3 (5.2 yd3), Performance Series flush
  • MULTI-PURPOSE BUCKETS
  • 3.0 m3 (4.0 yd3), heavy duty, pin on
  • 3.0 m3 (4.0 yd3), pin on
  • WIDE BUCKETS
  • 4.2 m3 (5.5 yd3), Performance Series
  • LANDFILL BUCKETS
  • 4.6 m3 (6.0 yd3), multi-purpose landfill, heavy duty, pin on
  • 4.9 m3 (6.4 yd3), general purpose landfill, heavy duty, pin on
  • STEEL MILL BUCKET
  • 3.0 m3 (4.0 yd3), slag bucket

Other Attachments

  • Counterweight
  • Counterweight, heavy duty bumper
  • Multi-shank ripper
  • Ripper hitch
  • Rear striker bars
  • Standard bumper
  • No bumper
  • Standard rear step
  • Ripper rear step
  • ADDITIONAL WORK TOOLS (please consult your Cat dealer for ordering information)
  • Quick coupler
  • Blades
  • Forks
  • Material handling arms
  • Rakes

Starters, Batteries and Alternators

  • Engine coolant heater, 120V
  • Engine coolant heater, 240V

Maintenance and Related Attachments

  • Maintenance package, deluxe
  • High speed oil change
  • Sediment pump
  • Fuel tank refueling pump
  • Service package, standard
  • Locking bar that holds cab at 30 degrees safely, front windshield
  • Extended service package with manual hydraulic system enabling cab tilt/lock and shovel holder (shovel not included)
  • Antifreeze -50 C (-58 F)

Technology Products

  • Product Link - Satellite
  • Product Link - Cellular
  • Grade control mast

Special Arrangements

  • Waste Package, Heavy Duty
  • Waste Package, Heavy Duty, Enhanced Cleaning
  • Waste Package, Extreme Service
  • Ship Hold Package, Heavy Duty
  • Steel Mill Package, Heavy Duty
  • Low Ground Pressure Package - Heavy Duty

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    Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

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