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D3K2 Tier 4 Final

Traction control, power pitch and improved blade control make the K2 machines even more productive, precise and efficient. The large spacious cab provides a comfortable work area. Intuitive seat-mounted controls are easy to use for greater job accuracy and efficiency. All three models meet U.S. EPA Tier 4 Final/EU Stage IV emissions requirements. From the first cut to finish grade, the K2 Family sets the standard.Experience the best finish grading tractors in the industry. The Cat® D3K2, D4K2 and D5K2 Track-Type Tractors deliver superior performance and comfort with lower operating costs.
  • Standard Equipment
  • Optional Equipment
  • Specs

Standard Equipment

  • ELECTRICAL
    • Alternator, 12 volt, 120 Amp, heavy duty brushless
    • Alarm, backup
    • Batteries (2), heavy duty, maintenance free, 1,500 CCA
    • Diagnostic connector
    • Horn, electric
    • Lights, halogen, 2 front and 2 rear
    • Starter, electric, 12 volt
  • OPERATOR STATION
    • ROPS/FOPS canopy
    • Seat, air suspended, cloth or vinyl
    • Seatbelt, retractable 76 mm (3 in)
    • Foot pads, dash
    • Electronic Monitoring System with:
      – Gauges for engine coolant temperature, hydraulic oil temperature and fuel level
      – Travel speed limiter, electronic
      – Engine RPM and gear display
      – Hour meter, electric
      – Engine air cleaner service indicator, electronic
      – Water-in-fuel indicator, electronic
    • Slope Indicate
    • Throttle switch, rotary
    • Eco mode
    • Controls, seat mounted, fore/aft adjustment
    • Armrests, adjustable
    • Mirror, rearview, inside
    • Single pedal combining deceleration and braking functions
    • Independent forward/reverse speed settings
    • Power port, 12 volt
    • Coat hook
    • Storage compartment
    • Cup holder
    • Floor mat, rubber, heavy duty
  • HYDRAULICS
    • Hydraulics, 3 valve
    • Load sensing hydraulics
    • Single lever, three function control
    • Hydraulic pump and oil
    • Stable blade control
  • POWER TRAIN
    • Cat® C4.4 diesel engine, turbocharged, U.S. EPA Tier 4 Final certified with aftertreatment
    • Aftercooler, Air-to-Air (ATAAC)
    • Aluminum bar plate cooling system (radiator, power train)
    • Air cleaner with precleaner, automatic dust ejection and under-hood intake
    • Dual path, closed-loop hydrostatic transmission
    • Electric fuel priming pump
    • Fuel/water separator
    • Automatic Traction Control
  • UNDERCARRIAGE
    • SALT Undercarriage
    • 6 roller track frame
    • Track rollers, lifetime lubricated
    • Carrier rollers
    • Track adjusters, hydraulic
    • Guards, front/rear guiding
    • Master link
  • OTHER STANDARD EQUIPMENT
    • Cat Product Link™ PLE732 Satellite/PLE742 Cellular
    • C-Frame, VPAT, hydraulic cylinders and lines
    • Lockable engine enclosures
    • Front pull device
    • Rigid drawbar
    • Ecology drains (engine, power train and implement oil and engine coolant)
    • Scheduled oil sampling ports (engine, power train implement oil)
    • Vandalism protection
    • Heavy duty crankcase guard
  • ANTIFREEZE
    • Extended life coolant, –37° C (–35° F)

Optional Equipment

  • ELECTRICAL
    • Integrated four front halogen lights, two rear halogen lights
  • POWER TRAIN
    • Drive, auxiliary
    • Installation, winch
  • UNDERCARRIAGE
    • Track Pairs, XL:
      – Track, 406 mm (16 in) MS SystemOne
    • Track Pairs, LGP:
      – Track, 635 mm (25 in) MS SystemOne
      – Track, 762 mm (30 in) MS SystemOne
  • OPERATOR STATION
    • Cab with air conditioning
    • Cab, polycarbonate windows and air conditioning
    • Seat, air suspension, choice of:
      – Vinyl, heated seat with heated controls
      – Cloth, heated seat with heated controls
      – Cloth, heated and ventilated seat with heated controls
    • Radio, AM/FM, Bluetooth
    • Sound suppression
  • HYDRAULICS
    • Hydraulics, 4 valve for use with ripper
    • Hydraulics, 4 valve for use with winch
  • GUARDS
    • Guard, rear, heavy duty
    • Grill, radiator, heavy duty
    • Guard, track guiding, center
    • Guard, track roller, full length
    • Screen, rear, cab
    • Screen, side, cab
    • Screen, rear, canopy
    • Screen, front and doors, canopy
    • Sweeps, front
    • Sweeps, rear
  • BLADES
    • VPAT XL blade
    • VPAT LGP blade
    • VPAT Intermediate blade
  • REAR ATTACHMENTS
    • Drawbar, towing
    • Mounting, winch
    • Ripper, parallelogram, includes three shanks and teeth
  • REAR ATTACHMENT CONTROL
    • Control, ripper
    • Control, winch
    • Control, ripper and winch
  • MACHINE CONTROL AND GUIDANCE
    • Cat GRADE with 3D
    • Cat GRADE with Slope Assist
    • Power Pitch blade control
  • STARTING AIDS
    • Heater, engine, coolant, 120 volt
    • Starting aid, ether
  • OTHER ATTACHMENTS
    • Machine Security System
  • ANTIFREEZE
    • Extended life coolant, –50° C (–58° F)
  • FIELD INSTALLED ATTACHMENT
    • Winch, hydraulic, high performance, 40 m/min (131 ft/min) line speed
    • Winch, hydraulic retrieval, 15 m/min (50 ft/min) line speed

Specs

Overview

Long Name:
D3K2 Track-Type Tractor
Name:
D3K2 Tier 4 Final
Brand:
Caterpillar
Status:
Noncurrent

Engine

Engine Model:
Cat C4.4
Power - Net:
80 HP / 59.7 kW
Displacement:
269 in³ / 4.4 l
Bore:
4.13 in / 105 mm
Stroke:
5 in / 127 mm
Net Power - 2,200 rpm - SAE J1349:
80 HP / 59.7 kW
Net Power - 2,200 rpm - ISO 9249/EEC 80/1269:
80 HP / 59.7 kW
Note:
Engine meets U.S. EPA Tier 4 Final emission standards.

Transmission

Drive Pumps:
1
Maximum Travel Speed - Reverse:
6.2 mile/h / 10 km/h
Track Motors:
2
Relief Valve Settings:
7033 psi / 48500 kPa
Maximum Travel Speed - Forward:
5.6 mile/h / 9 km/h

Weights

Operating Weight - XL:
17465 lb / 7922 kg
Operating Weight - LGP:
18442 lb / 8365 kg

Service Refill Capacities

Cooling System:
5.92 gal (US) / 22.4 l
Final Drive - Each - LGP:
2.6 gal (US) / 10 l
Transmission - Hydraulic Tank:
15.7 gal (US) / 59.5 l
Crankcase - With Filter:
2.91 gal (US) / 11 l
Final Drive - Each - XL:
2.6 gal (US) / 10 l
Fuel Tank:
51.5 gal (US) / 195 l

Hydraulic Controls

Pump Output:
17.7 gal/min / 68 l/min
Relief Valve Settings:
2988 psi / 20600 kPa

Undercarriage

Length - Track on Ground - LGP:
89 in / 2248 mm
Track Gauge - LGP:
68 in / 1725 mm
Ground Contact Area - LGP, 762 mm (30 in):
5340 in² / 34452 cm²
Ground Contact Area - LGP:
4425 in² / 28550 cm²
Length - Track on Ground - XL:
89 in / 2248 mm
Shoe Width - XL:
16 in / 406 mm
Track Gauge - XL:
59 in / 1495 mm
Shoe Width - LGP:
25 in / 635 mm
Ground Pressure - XL:
6.2 psi / 42.8 kPa
Ground Pressure - LGP:
4.2 psi / 30 kPa
Ground Pressure - LGP, 762 mm (30 in):
3.6 psi / 24.8 kPa
Track Gauge - LGP, 762 mm (30 in):
73 in / 1860 mm
Ground Contact Area - XL:
2829 in² / 18254 cm²

Ripper

Type:
Parallelogram
Number of Shanks:
3
Height:
6.5 in / 165 mm
Weight:
1222 lb / 554 kg
Maximum Ground Clearance Under Tip:
17.6 in / 448 mm
Maximum Reach - Ground Line:
30.2 in / 766 mm
Overall Width:
67.3 in / 1710 mm
Maximum Digging Depth:
13.3 in / 337.5 mm

Winch

Weight:
1345 lb / 610 kg
Winch Drive:
Hydrostatic
Control:
Hydraulic
Speed:
Variable
Maximum Line Pull - Full Drum:
25000 lb / 11340 kg
Throat Clearance:
6.75 in / 171.5 mm
Maximum Line Pull - Bare Drum:
40000 lb / 18144 kg
Overall Width:
29.2 in / 741 mm
Drum Capacity - Recommended Cable:
371 ft / 113 m
Rope Diameter - Recommended:
0.63 in / 16 mm
Rope Diameter - Optional:
0.75 in / 19 mm
Drum Width:
10.8 in / 274 mm
Maximum Line Speed - Bare Drum:
131 ft/min / 40 m/min
Winch Length:
27.76 in / 705 mm
Drum Diameter:
10 in / 254 mm
Maximum Line Speed - Full Drum:
207 ft/min / 63 m/min
Drum Capacity - Optional Cable:
256 ft / 78 m

Dimensions

Length - Basic Tractor - Without Blade - XL:
128.9 in / 3275 mm

Weights

Operating Weight - LGP, 762 mm/30 in:
18896 lb / 8571 kg

Undercarriage

Shoe Width - LGP, 762 mm (30 in):
30 in / 762 mm

Dimensions

BLADE: Blade Capacity (SAE) - LGP:
2.17 yd³ / 1.66 m³
BLADE: Blade Capacity (SAE) - XL:
1.99 yd³ / 1.52 m³
Track Gauge - XL:
58.9 in / 1495 mm
BLADE: Digging Depth - LGP:
22.5 in / 573 mm

Undercarriage

Number of Shoes - Each Side - SystemOne Undercarriage:
38

Dimensions

BLADE: Digging Depth - XL:
22.5 in / 573 mm
BLADE: Maximum Angle (either side) - XL:
25°
Track Gauge - LGP, 762 mm (30 in):
73 in / 1860 mm
BLADE: Blade Width at Maximum Angle - LGP:
113.1 in / 2874 mm
BLADE: Blade Cutting Edge Angle, Adjustable - XL:
52° to 58°

Cab

Sound Levels - ISO 6396:2008:
79 dB(A) / 79 dB(A)

Dimensions

BLADE: Blade Lift Height - LGP:
28.7 in / 730 mm
BLADE: Blade Cutting Edge Angle, Adjustable - Intermediate:
52° to 58°
BLADE: Blade Height - Intermediate:
33.9 in / 860 mm
BLADE: Blade Width - LGP:
124 in / 3149 mm
BLADE: Blade Lift Height - Intermediate:
29.3 in / 743 mm
Ground Clearance - LGP:
13 in / 332 mm
BLADE: Blade Capacity (SAE) - Intermediate:
1.96 yd³ / 1.5 m³

Undercarriage

Length - Track on Ground - LGP, 762 mm (30 in):
89 in / 2248 mm

Dimensions

BLADE: Blade Lift Height - XL:
28.7 in / 730 mm

Weights

Note (1):
Specifications shown are for machine equipped with dozer blade, canopy ROPS, back-up alarm, operator, coolant, lubricants and full fuel tank.

Dimensions

Tractor Height - LGP, 762 mm (30 in):
108.8 in / 2763 mm
BLADE: Maximum Angle (either side) - Intermediate:
25°
BLADE: Digging Depth - Intermediate:
22.5 in / 573 mm
BLADE: Blade Width at Maximum Angle - Intermediate:
105.1 in / 2669 mm
Width - Tractor - Standard Shoes - No Blade - LGP (762 mm/30 in):
94.9 in / 2411 mm
BLADE: Blade Width - XL:
104.2 in / 2646 mm
Width - Tractor - Standard Shoes - No Blade - LGP:
92.9 in / 2360 mm
BLADE: Blade Width - Intermediate:
115 in / 2921 mm
Tractor Height - LGP:
108.8 in / 2763 mm
BLADE: Maximum Tilt - XL:
14.5 in / 368 mm
Length - Basic Tractor - Without Blade - LGP:
128.9 in / 3275 mm
Overall Length - With Blade - XL:
168 in / 4266 mm
Overall Length - With Blade - LGP, 762 mm (30 in):
167.6 in / 4255 mm
Overall Length - With Blade - LGP:
167.6 in / 4255 mm

Cab

Sound Levels - SAE J1166 FEB2008:
79 dB(A) / 79 dB(A)

Dimensions

BLADE: Blade Width at Maximum Angle - XL:
95.2 in / 2417 mm
Tractor Height - XL:
108.8 in / 2763 mm

Service Refill Capacities

Diesel Exhaust Fluid (DEF) Tank:
4.9 gal (US) / 19 l

Cab

FOPS:
ISO 3449:2005 Level II
ROPS:
ISO 3471:2008

Dimensions

Ground Clearance - XL:
13 in / 332 mm
BLADE: Maximum Tilt - LGP:
17.2 in / 438 mm
BLADE: Blade Height - LGP:
33.8 in / 860 mm
Length - Basic Tractor - Without Blade - LGP, 762 mm (30 in):
128.9 in / 3275 mm
BLADE: Maximum Tilt - Intermediate:
17.7 in / 448 mm
BLADE: Blade Cutting Edge Angle, Adjustable - LGP:
52° to 58°
Width - Tractor - Standard Shoes - No Blade - XL:
74.8 in / 1901 mm
BLADE: Maximum Angle (either side) - LGP:
25°

Undercarriage

Number of Shoes - Each Side - Sealed and Lubricated Track (SALT) Undercarriage:
43
Number of Rollers - Each Side:
6

Dimensions

Ground Clearance - LGP, 762 mm (30 in):
13 in / 332 mm
BLADE: Blade Height - XL:
35.8 in / 910 mm
Track Gauge - LGP:
67.9 in / 1725 mm

Weights

Note (2):
Enclosed cab adds 225 kg (495 lb).