Caterpillar D3 Crawler Dozer Specs, Features, Review & Overview 2022

The Cat D3 offers superior performance and the widest range of technology features to ensure you get the most out of your dozer. 

It is responsive and agile, and has the power to doze and the finesse to grade. You can achieve seamless acceleration with fully hydrostatic transmission. 

Load sensing automatically optimizes ground speed according to load for maximum productivity and fuel economy.

Caterpillar D3

Caterpillar D3 Specifcition

ENGINE

Engine Model Cat C3.6
Power – Net 104 HP
Displacement 220 in³
Net Power – 2,200 rpm – SAE J1349 104 HP
Net Power – 2,200 rpm – ISO 9249/EEC 80/1269 104 HP

WEIGHTS

Operating Weight 20639.68 lb
Operating Weight – LGP 21369 lb
Operating Weight – LGP, 762 mm/30 in 21810 lb
Note (2) For machine with ripper, add 554 kg (1,222 lb).

CAB

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

TRANSMISSION

Drive Pumps 1
Maximum Travel Speed – Forward 5.6 mile/h
Maximum Travel Speed – Reverse 6.2 mile/h
Track Motors 2
Relief Valve Settings 7033 psi

UNDERCARRIAGE

Shoe Width – Standard 20 in
Ground Pressure – LGP 4.5 psi
Track Gauge – LGP 69 in
Length – Track on Ground – LGP 91 in
Number of Shoes – Each Side – Sealed and Lubricated Track (SALT) Undercarriage 40
Ground Pressure – LGP, 762 mm (30 in) 3.9 psi
Length – Track on Ground – LGP, 762 mm (30 in) 91 in
Shoe Width – LGP 26 in
Shoe Width – LGP, 762 mm (30 in) 30 in
Track Gauge 63 in
Number of Rollers – Each Side 7
Track Gauge – LGP, 762 mm (30 in) 73 in
Cooling System 5 gal (US)
Final Drive – Each – LGP 2.6 gal (US)
Crankcase – With Filter 2.8 gal (US)
Diesel Exhaust Fluid (DEF) Tank 4.9 gal (US)
Transmission – Hydraulic Tank 23.8 gal (US)
Fuel Tank 51.5 gal (US)

SERVICE REFILL CAPACITIES 

Final Drives – Each Side  2.6 gal (US)
Pump Output 17.2 gal/min
Relief Valve Settings 2988 psi

RIPPER

Type Parallelogram
Number of Shanks 3
Height 6.5 in
Weight 1222 lb
Maximum Digging Depth 13.3 in
Maximum Reach – Ground Line 30.2 in
Overall Width 67.3 in
Maximum Ground Clearance Under Tip 17.6 in
Weight 1345 lb
Winch Drive Hydrostatic
Control Hydraulic
Speed Variable
Maximum Line Pull – Full Drum 25000 lb
Throat Clearance 6.75 in
Rope Diameter – Recommended 0.63 in
Overall Width 29.2 in
Maximum Line Speed – Full Drum 207 ft/min
Rope Diameter – Optional 0.75 in
Maximum Line Pull – Bare Drum 40000 lb
Drum Capacity – Optional Cable 256 ft
Winch Length 27.76 in
Drum Width 10.8 in
Maximum Line Speed – Bare Drum 131 ft/min
Drum Capacity – Recommended Cable 371 ft
Drum Diameter 10 in
BLADE: Blade Width – LGP 126.7 in
Track Gauge – LGP, 762 mm (30 in) 73 in
BLADE: Digging Depth – LGP 23.2 in
Track Gauge – LGP 67.9 in
BLADE: Blade Capacity (SAE) – LGP 3.06 yd³
BLADE: Blade Width at Maximum Angle – LGP 115.8 in
BLADE: Blade Cutting Edge Angle, Adjustable – LGP 52° to 58°
Ground Clearance – LGP, 762 mm (30 in) 13 in
BLADE: Blade Height – LGP 39.8 in
BLADE: Blade Lift Height – LGP 30.2 in
Ground Clearance – LGP 13 in
Overall Length – With Blade – LGP, 762 mm (30 in) 169.6 in
Overall Length – With Blade – LGP 169.6 in
BLADE: Maximum Tilt – LGP 17.7 in
BLADE: Maximum Angle (either side) – LGP 25°
Note With Ripper Attachment (add to Length of Basic Dozer) – 1177 mm (46.3 in)
Length of Basic Dozer (without blade) – Standard 128.7 in
Dozer Height – Standard 109 in
Width of Dozer (standard shoes, no blade) – LGP 92.9 in
Width of Dozer (standard shoes, no blade) – LGP, 762 mm (30 in) 103.5 in
Length of Basic Dozer (without blade) – LGP 128.7 in
Dozer Height – LGP, 762 mm (30 in) 109 in
Width of Dozer (standard shoes, no blade) – Standard 83 in
Length of Basic Dozer (without blade) – LGP, 762 mm (30 in) 128.7 in
Dozer Height – LGP 109 in

Caterpillar D3 Standard Equipment

POWER TRAIN

  • Automatic traction control
  • Cat C3.6 diesel engine
  • Drive, auxiliary
  • Electric fuel pump
  • Fuel/water separator
  • Turbocharged aftercooled

Caterpillar D3 Optional Equipment

UNDERCARRIAGE

  • Abrasion undercarriage (36 section)
  • Track Pairs
    – Track, 510 mm (20 in)
    – Track, 660 mm (26 in)
    – Track, 762 mm (30 in)

ATTACHMENTS

  • Drawbar, towing
  • Machine security system
  • Mounting, winch
  • Ripper, parallelogram, includes three shanks and teeth
  • Winch, hydraulic, high performance
  • Winch, hydraulic, retrieval

Final Words

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Caterpillar D3 FAQ

What is a cat D3?

The Cat D3 offers superior performance and the widest range of technology features to ensure you get the most out of your dozer. 

It is responsive and agile, and has the power to doze and the finesse to grade. You can speed up with seamless acceleration thanks to the fully hydrostatic transmission.

How much horsepower does a D3 dozer have?

The net power ratings of the new Cat small dozers are the same as those of their predecessors. 

The D1 produces 80 horsepower (59.7kW), the D2 92 horses (68.8kW), and the D3 has 104 horsepower (77.6kW).

How big is a D3?

D3 covers a broad range of schools. The largest D3 school has more than 25,000 undergraduates, while the smallest school has just over 400