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Operator Station

Superior comfort keeps you productive, all day long.

Hydrostatic Transmission Control

Seat-mounted controls improve productivity.


ACERT™ technology reduces emissions, increases performance.


Lower owning and operating costs.

AccuGrade™ Systems

Grade with increased accuracy.

Blade and Attachments

Cat work tools can handle tough dozing applications.

Hydrostatic Winch

Infinitely variable speed control.


Easy access and minimal maintenance requirements keep your machine on the job.

Customer Support

Unmatched support makes the difference.

D4K Standard Equipment

  • Horn
  • Backup alarm
  • Diagnostic connector
  • Heavy duty 750 CCA batteries
  • Alternator, 12V, 120 Amp, heavy duty brushless
  • 12V Starter

  • ROPS/FOPS cab with sliding side windows and air conditioning
  • Cat C500 comfort cloth air suspended seat with adjustable armrests
  • 76 mm (3-inch) retractable seat belt
  • Adjustable seat-mounted, electro-hydraulic controls
  • Foot rests
  • Compact Instrument Cluster including: Gauges for engine coolant temperature, hydraulic oil temperature and fuel level 12 indicators digital display (ground speed, engine RPM, hour meter)
  • Rotary throttle switch
  • Travel speed limiter
  • Independent forward/reverse speed settings
  • Single pedal combining deceleration and braking functions
  • Rearview mirror
  • 12V power port
  • Coat hook
  • Storage compartment
  • Cup holder
  • Heavy duty rubber floor mat
  • Windshield washers and wipers, front and rear

  • Caterpillar C4.4 ACERT diesel engine, turbocharged
  • Aluminum bar plate cooling system (radiator, power train)
  • Blower fan
  • Air cleaner with precleaner, automatic dust ejection and under-hood intake
  • Fuel priming pump with integrated fuel/water separator
  • Dual path, closed-loop hydrostatic transmission
  • Under-hood muffler

  • Hydraulics, 3 valve

  • SALT Undercarriage
  • Lifetime lubricated track rollers (7) and idlers
  • Carrier rollers
  • Tracks, 43 sections - XL configuration 457 mm (18")/ LGP configuration 635 mm (25")
  • Hydraulic track adjusters

  • C-Frame, VPAT, hydraulic cylinders and lines
  • Fuel tank
  • Heavy duty crankcase guard
  • Lockable engine enclosures
  • Idler guards
  • Radiator guard and grill
  • Front pull device
  • Rigid drawbar
  • S·O·SSM ports (engine, power train and hydraulics)

  • Extended life coolant, -37° C (-35° F)

D4K Optional Equipment

  • Integrated two front halogen lights, one rear halogen light
  • Integrated four front halogen lights, two rear halogen lights

  • Drive auxiliary
  • Installation, winch

  • TRACK PAIRS, XL Track, 457 mm (18") MS SystemOne™
  • TRACK PAIRS, LGP Track, 635 mm (25") MS SystemOne™

  • Cab
  • Cab, polycarbonate windows, 360 degree guarding protection
  • Seat, cloth, air suspension, heated
  • Radio, AM/FM, CD player

  • Hydraulics, 4 valve for use with ripper
  • Hydraulics, 4 valve for use with winch

  • Guard, rear, heavy duty
  • Grill, radiator, heavy duty
  • Guard, track guiding, center
  • Guard, track guiding, full length
  • Screen, rear, cab
  • Screen, side, cab
  • Screen, rear, canopy
  • Screen, front and sides, canopy
  • Sweeps, front
  • Sweeps, rear

  • VPAT XL blade
  • VPAT LGP blade
  • VPAT Intermediate blade

  • Drawbar, towing
  • Mounting, winch
  • Ripper, parallelogram, includes three shanks and teeth

  • Control, ripper
  • Control, winch
  • Control, ripper and winch

  • Installation, AccuGrade ready

  • Heater, engine, coolant, 120V
  • Starting aid, ether

  • Enclosure, sound suppression
  • Machine Security System
  • Caterpillar Product Link 321
  • Caterpillar Product Link 121

  • Coolant, ext. life, -50° C (-58° F)

  • Winch, hydrostatic


The Cat® D4K Track-Type Tractor delivers superior performance and comfort while reducing your operating costs. The large spacious cab provides a comfortable work area. Intuitive seat-mounted controls are easy to use for greater job accuracy and efficiency. The innovative SystemOne undercarriage reduces maintenance time and costs - significantly impacting your bottom line. The AccuGrade Laser and GPS Systems help you get to grade faster, with fewer passes and less manpower. From the first cut to finish grade, the D4K sets the standard.


Engine Model CAT C4.4 ACERT™ CAT C4.4 ACERT™ Less
Power - Net 84.0 hp 62.6 kW Less
Power - Gross 92.0 hp 68.5 kW Less
Displacement 269.0 in3 4400.0 cm3 Less
Caterpillar 84.0 hp 62.6 kW Less
ISO 9249 84.0 hp 62.6 kW Less
EEC 80/1269 84.0 hp 62.6 kW Less
SAE J1349 84.0 hp 62.6 kW Less
Bore 4.13 in 105.0 mm Less
Stroke 5.0 in 127.0 mm Less


Drive Pumps 2 2 Less
Track motors 2 2 Less
Relief valve settings 6911.0 psi 47650.0 kPa Less
Maximum travel speed - forward 5.6 mph 9.0 km/h Less
Maximum travel speed - reverse 6.2 mph 10.0 km/h Less


Operating Weight - XL 17961.0 lb 8147.0 kg Less
Operating Weight - LGP 18742.0 lb 8501.0 kg Less

Service Refill Capacities

Fuel tank 51.5 gal 195.0 L Less
Crankcase and filter 2.91 gal 11.0 L Less
Final drives, XL (each side) 2.6 gal 10.0 L Less
Final drives, LGP (each side) 2.6 gal 10.0 L Less
Cooling system 5.92 gal 22.4 L Less
Transmission/hydraulic tank 15.7 gal 59.5 L Less

Hydraulic Controls

Pump Output 19.4 gal/min 73.5 L/min Less
Relief valve setting 2988.0 psi 20600.0 kPa Less


Shoe width - XL 18.0 in 460.0 mm Less
Shoe width - LGP 25.0 in 635.0 mm Less
Length of track on ground - XL 89.0 in 2248.0 mm Less
Length of track on ground - LGP 89.0 in 2248.0 mm Less
Track gauge - XL 61.0 in 1550.0 mm Less
Track gauge - LGP 68.0 in 1725.0 mm Less
Ground contact area - XL 3206.0 in2 20682.0 cm2 Less
Ground contact area - LGP 4425.0 in2 28550.0 cm2 Less
Ground pressure - XL 5.6 psi 38.6 kPa Less
Ground pressure - LGP 4.24 psi 29.2 kPa Less


Type Parallelogram Parallelogram Less
Number of Shanks 3 3 Less
Maximum digging depth 13.3 in 337.5 mm Less
Maximum reach at ground line 23.5 in 596.0 mm Less
Maximum ground clearance under tip 17.6 in 448.0 mm Less
Overall width 67.3 in 1710.0 mm Less
Height 6.5 in 165.0 mm Less
Weight 1222.0 lb 554.0 kg Less


Weight 1345.0 lb 610.0 kg Less
Winch Drive Hydrostatic Hydrostatic Less
Control Hydraulic Hydraulic Less
Speed Variable Variable Less
Winch length 27.76 in 705.0 mm Less
Overall width 29.2 in 741.0 mm Less
Drum diameter 10.0 in 254.0 mm Less
Drum width 10.8 in 274.0 mm Less
Throat clearance 6.75 in 171.5 mm Less
Rope diameter - recommended 0.63 in 16.0 mm Less
Rope diameter - optional 0.75 in 19.0 mm Less
Drum capacity - recommended cable 371.0 ft 113.0 m Less
Drum capacity - optional cable 256.0 ft 78.0 m Less
Maximum line pull - bare drum 40000.0 lb 18144.0 kg Less
Maximum line pull - full drum 25000.0 lb 11340.0 kg Less
Maximum line speed - bare drum 131.0 ft/min 40.0 m/min Less
Maximum line speed - full drum 207.0 ft/min 63.0 m/min Less


ROPS SAE J397-OCT95, SAE J1040-MAY94, ISO 3471-94, ISO 3164-95 SAE J397-OCT95, SAE J1040-MAY94, ISO 3471-94, ISO 3164-95 Less
FOPS SAE J231-JAN81, ISO 3449-92 SAE J231-JAN81, ISO 3449-92 Less


Blade width - Intermediate 115.0 in 2921.0 mm Less
Blade width - XL 109.5 in 2782.0 mm Less
Blade width - LGP 123.9 in 3149.0 mm Less
Blade height - Intermediate 33.9 in 860.0 mm Less
Blade height - XL 39.8 in 1010.0 mm Less
Blade height - LGP 35.8 in 910.0 mm Less
Blade capacity - Intermediate 1.96 yd3 1.5 m3 Less
Blade capacity - XL 2.59 yd3 1.98 m3 Less
Blade capacity - LGP 2.42 yd3 1.85 m3 Less
Digging depth - Intermediate 23.2 in 590.0 mm Less
Digging depth - XL 22.5 in 573.0 mm Less
Digging depth - LGP 23.2 in 590.0 mm Less
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*Currency conversions have been made where indicated for your convenience. You should not rely on such information as it is obtained from a third party, may not be accurate and is subject to fluctuation. Agreement regarding currency conversions, if any, will be made between you and the selling party.

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