New CAT Equipment

D3 Track-Type Tractor

Work Looks Better from Here

The Cat® D3 delivers superior performance and the broadest choice of technology features to help you get the most from your dozer. Nimble and responsive, it has power for dozing and finesse for grading. Fully hydrostatic transmission gives you seamless acceleration, so you can get the job done quickly. The load sensing system automatically optimizes ground speed based on load, for the greatest productivity and fuel efficiency.

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Benefits

Easy to Operate

GRADE with 3D and Slope Assist™ help achieve the best quality grading results, while new technologies make machine operation easier and more efficient.

Up to 10% Lower Total Ownership Cost

with improved fuel economy, long undercarriage life and easy maintenance.

Up to 15% More Performance

with customizable operator settings, improvements in grade control features and optimum machine balance for smooth, fast finish grading.

Learn more about the D3 Track-Type Tractor

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  • 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 1.8 kg of refrigerant which has a CO2 equivalent of 2.574 metric tonnes.
  • Cab
    FOPS
    ISO 3449:2005 Level II
    ROPS
    ISO 3471:2008
  • Dimensions
    BLADE: Blade Capacity (SAE) - LGP
    3.06 yd³
    BLADE: Blade Cutting Edge Angle, Adjustable - LGP
    52° to 58°
    BLADE: Blade Height - LGP
    39.8 in
    BLADE: Blade Lift Height - LGP
    30.2 in
    BLADE: Blade Width - LGP
    126.7 in
    BLADE: Blade Width at Maximum Angle - LGP
    115.8 in
    BLADE: Digging Depth - LGP
    23.2 in
    BLADE: Maximum Angle (either side) - LGP
    25°
    BLADE: Maximum Tilt - LGP
    17.7 in
    Dozer Height - LGP
    109 in
    Dozer Height - LGP, 762 mm (30 in)
    109 in
    Dozer Height - Standard
    109 in
    Ground Clearance - LGP
    13 in
    Ground Clearance - LGP, 762 mm (30 in)
    13 in
    Length of Basic Dozer (without blade) - LGP
    128.7 in
    Length of Basic Dozer (without blade) - LGP, 762 mm (30 in)
    128.7 in
    Length of Basic Dozer (without blade) - Standard
    128.7 in
    Note
    With Ripper Attachment (add to Length of Basic Dozer) - 1177 mm (46.3 in)
    Overall Length - With Blade - LGP
    169.6 in
    Overall Length - With Blade - LGP, 762 mm (30 in)
    169.6 in
    Track Gauge - LGP
    67.9 in
    Track Gauge - LGP, 762 mm (30 in)
    73 in
    Width of Dozer (standard shoes, no blade) - LGP
    94.9 in
    Width of Dozer (standard shoes, no blade) - LGP, 762 mm (30 in)
    103.5 in
    Width of Dozer (standard shoes, no blade) - Standard
    83 in
  • Dimensions 
    BLADE: Blade Capacity (SAE) - Standard 
    2.86 yd³
    BLADE: Blade Cutting Edge Angle, Adjustable - Standard 
    52° to 58°
    BLADE: Blade Height - Standard 
    42.2 in
    BLADE: Blade Lift Height - Standard 
    30.2 in
    BLADE: Blade Width - Standard 
    109.5 in
    BLADE: Blade Width at Maximum Angle - Standard 
    103.8 in
    BLADE: Digging Depth - Standard 
    23.8 in
    BLADE: Maximum Angle (either side) - Standard 
    25°
    BLADE: Maximum Tilt - Standard 
    15.8 in
    Ground Clearance - Standard 
    13 in
    Note 
    Abrasion Undercarriage
    Overall Length - With Blade - Standard 
    170.7 in
    Track Gauge - Standard 
    63 in
  • Engine
    Displacement
    220 in³
    Engine Model
    Cat® C3.6
    Net Power - 2,200 rpm - ISO 9249/EEC 80/1269
    104 hp
    Net Power - 2,200 rpm - SAE J1349
    104 hp
    Note (1)
    Net power is tested per ISO 9249:2007 and SAE J1349:2011 and as advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator.
    Note (2)
    All non-road U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final) and Korea Tier 4 Final diesel engines are required to use only Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm EPA/10 ppm EU (mg/kg) sulfur or less.
    Power - Net
    104 hp
  • Engine 
    Power Train 
    Hydrostatic
  • High Performance Winch
    Control
    Hydraulic
    Drum capacity – optional
    256 ft
    Drum capacity – recommended cable
    371 ft
    Drum diameter
    10 in
    Drum width
    10.8 in
    Maximum line pull – bare drum
    40000 lb
    Maximum line pull – full drum
    25000 lb
    Maximum line speed – bare drum
    131 ft/min
    Maximum line speed – full drum
    207 ft/min
    Overall width
    29.2 in
    Rope diameter – optional
    0.75 in
    Rope diameter – recommended
    0.63 in
    Speed
    Variable
    Throat clearance
    6.75 in
    Weight
    1345 lb
    Winch drive
    Hydrostatic
    Winch length
    27.76 in
  • Hydraulic Controls
    Pump Output
    17.2 gal/min
    Relief Valve Settings
    2988 psi
  • Retrieval Winch
    Control
    Hydraulic
    Drum Capacity - Optional Cable
    195 ft
    Drum Capacity - Recommended Cable
    277 ft
    Drum Diameter
    8 in
    Drum Width
    9.65 in
    Maximum Line Pull - Bare Drum
    32150 lb
    Maximum Line Pull - Full Drum
    20350 lb
    Maximum Line Speed - Bare Drum
    50 ft/min
    Maximum Line Speed - Full Drum
    79 ft/min
    Overall width
    27.91 in
    Rope Diameter - Optional
    0.75 in
    Rope Diameter - Recommended
    0.63 in
    Speed
    Variable
    Throat Clearance
    5.6 in
    Weight
    1747 lb
    Winch Drive
    Hydraulic
    Winch Length
    35.63 in
  • Ripper
    Height
    6.5 in
    Maximum Digging Depth
    13.3 in
    Maximum Ground Clearance Under Tip
    17.6 in
    Maximum Reach - Ground Line
    30.2 in
    Number of Shanks
    3
    Overall Width
    67.3 in
    Type
    Parallelogram
    Weight
    1222 lb
  • Service Refill Capacities
    Cooling System
    5 gal (US)
    Crankcase - With Filter
    2.8 gal (US)
    Diesel Exhaust Fluid (DEF) Tank
    4.9 gal (US)
    Final Drive - Each - LGP
    2.6 gal (US)
    Fuel Tank
    51.5 gal (US)
    Transmission - Hydraulic Tank
    23.8 gal (US)
  • Service Refill Capacities 
    Final Drives - Each Side 
    2.6 gal (US)
  • Transmission
    Drive Pumps
    1
    Maximum Travel Speed - Forward
    5.6 mile/h
    Maximum Travel Speed - Reverse
    6.2 mile/h
    Relief Valve Settings
    7033 psi
    Track Motors
    2
  • Undercarriage
    Ground Pressure - LGP
    4.5 psi
    Ground Pressure - LGP, 762 mm (30 in)
    3.9 psi
    Length - Track on Ground - LGP
    91 in
    Length - Track on Ground - LGP, 762 mm (30 in)
    91 in
    Number of Rollers - Each Side
    7
    Number of Shoes - Each Side - Sealed and Lubricated Track (SALT) Undercarriage
    40
    Shoe Width - LGP
    26 in
    Shoe Width - LGP, 762 mm (30 in)
    30 in
    Shoe Width - Standard
    20 in
    Track Gauge
    63 in
    Track Gauge - LGP
    69 in
    Track Gauge - LGP, 762 mm (30 in)
    73 in
  • Undercarriage 
    Ground Pressure 
    5.7 psi
    Length of Track on Ground 
    91 in
    Number of Shoes - Each Side - Abrasion Undercarriage 
    36
  • Weights
    Note (1)
    Specifications shown are for machine equipped with dozer blade, EROPS cab, back-up alarm, operator, coolant, lubricants and full fuel tank.
    Note (2)
    For machine with ripper, add 554 kg (1,222 lb).
    Operating Weight
    20639.68 lb
    Operating Weight - LGP
    21369 lb
    Operating Weight - LGP, 762 mm/30 in
    21810 lb
POWER TRAIN
  • Air cleaner with precleaner, automatic dust ejection and underhood intake
  • Aluminum bar plate cooling system (radiator, power train)
  • Automatic traction control
  • Cat C3.6 diesel engine
  • Drive, auxiliary
  • Dual path, closed loop, hydrostatic transmission
  • Electric fuel pump
  • Fuel/water separator
  • Turbocharged aftercooled
ELECTRICAL
  • Alarm, backup
  • Alternator, 150 amp, heavy duty
  • Batteries, heavy duty, maintenance free, 1,000 CCA
  • Diagnostic connector
  • Four integrated front halogen lights, two rear halogen
  • Horn, electric
  • Starter, electric, 12 V, heavy duty
UNDERCARRIAGE
  • Heavy Duty (HD) Undercarriage (40 section)
  • Carrier rollers
  • Guards, front/rear guiding
  • Seven roller track frame
  • Track adjusters, hydraulic
  • Track rollers, lifetime lubricated
HYDRAULIC
  • Hydraulic pump and oil
  • Single lever, three function control
  • Three valve hydraulics
CAT TECHNOLOGY
  • Slope Indicate
  • Stable Blade – Basic Lift
  • Third party 3D grade system compatible
  • Cat Product Link™ PLE643/PLE743 Cellular
OPERATOR ENVIRONMENT
  • Armrests, adjustable
  • Coat hook
  • Controls, seat mounted, fore/aft adjustment
  • Cup holders
  • Eco Mode
  • Electronic Monitoring system with gauge:
    – Chassis slope indication
    – Diesel exhaust fluid (DEF)
    – Engine coolant temperature
    – Fuel level
    – Hydraulic oil temperature
  • Electronic security system
  • Engine air cleaner service indicator
  • Engine RPM and gear display
  • Floor mat, rubber, heavy duty
  • Foot pads, dash
  • Hour meter, electronic
  • Independent forward/reverse speed settings
  • Mirror, rearview, inside
  • Power port, 12 volt
  • ROPS/FOPS canopy
  • Seat, air suspended, cloth or vinyl
  • Seatbelt, hi-vis retractable 76 mm (3")
  • Seatbelt buckling indicator/reminder
  • Single pedal combining decel and brake functions
  • Speed recall
  • Storage compartment
  • Throttle switch, rotary
  • Travel speed limiter, electronic
POWER TRAIN
  • Air cleaner with external precleaner
  • Installation, winch
ELECTRICAL
  • Four integrated front LED lights, two rear LED
UNDERCARRIAGE
  • Abrasion Undercarriage (36 section)
  • Track Pairs
    – Track, 510 mm (20 in)
    – Track, 660 mm (26 in)
    – Track, 762 mm (30 in)
HYDRAULIC
  • Four valve for use with ripper
  • Four valve for use with winch
CAT TECHNOLOGY
  • Assist with Attachment Ready Option (ARO) includes:
    – Slope Indicate
    – Blade Load Monitor
    – Stable Blade Lift and Tilt
    – Slope Assist
    – Traction Control
    – Steer Assist
    – AutoCarry
  • Grade 3D with Assist includes:
    – Same Assist with ARO features
    – Steer Assist 3D
    – Grade 3D
  • Cat Product Link PLE683/PLE783 Cellular/Satellite
  • Full-color 254 mm (10 in) touchscreen grade display
  • Cat Command Console (availability varies by region)
  • Cat Command Station (availability varies by region)
OPERATOR ENVIRONMENT
  • Power Pitch
  • Cab, with air conditioning
  • Cab, polycarbonate windows and air conditioning
  • Radio, AM/FM Bluetooth®
  • 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
  • Sound suppression
OTHER
  • Heater, engine, coolant 120 V/240 V
  • Starting aid, ether

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