D3

D3
Caterpillar
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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.
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.

Brochures and Spec Sheets

Gallery

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Specifications

Specification Value Unit
Engine Model
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
Note (1)
Power Train 
Note (2)
Operating Weight 20639.68 lb
Operating Weight 20640 lb
Operating Weight - LGP 21369 lb
Operating Weight - LGP, 762 mm/30 in 21810 lb
Note (2)
Note (1)
ROPS
FOPS
Drive Pumps
Maximum Travel Speed - Forward 5.6 mile/h
Maximum Travel Speed - Reverse 6.2 mile/h
Track Motors
Relief Valve Settings 7033 psi
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
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
Track Gauge - LGP, 762 mm (30 in) 73 in
Ground Pressure  5.7 psi
Length of Track on Ground  91 in
Number of Shoes - Each Side - Abrasion Undercarriage 
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)
Final Drives - Each Side  2.6 gal (US)
Pump Output 17.2 gpm
Relief Valve Settings 2988 psi
Type
Number of Shanks
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
Air Conditioning
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
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
BLADE: Blade Capacity (SAE) - Standard  2.86 yd³
Track Gauge - Standard  63 in
BLADE: Digging Depth - Standard  23.8 in
BLADE: Blade Lift Height - Standard  30.2 in
Ground Clearance - Standard  13 in
Overall Length - With Blade - Standard  170.7 in
BLADE: Blade Cutting Edge Angle, Adjustable - Standard 
BLADE: Blade Height - Standard  42.2 in
BLADE: Maximum Tilt - Standard  15.8 in
Note 
BLADE: Blade Width - Standard  109.5 in
BLADE: Blade Width at Maximum Angle - Standard  103.8 in
BLADE: Maximum Angle (either side) - Standard 
Note
Length of Basic Dozer (without blade) - Standard 128.7 in
Dozer Height - Standard 109 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
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
Maximum Line Pull - Bare Drum 32150 lb
Control
Rope Diameter - Optional 0.75 in
Drum Capacity - Optional Cable 195 ft
Maximum Line Speed - Full Drum 79 ft/min
Drum Capacity - Recommended Cable 277 ft
Winch Drive
Weight 1747 lb
Maximum Line Pull - Full Drum 20350 lb
Rope Diameter - Recommended 0.63 in
Maximum Line Speed - Bare Drum 50 ft/min
Speed
Winch Length 35.63 in
Drum Diameter 8 in
Overall width 27.91 in
Drum Width 9.65 in
Throat Clearance 5.6 in
Winch length 27.76 in
Rope diameter – optional 0.75 in
Maximum line speed – bare drum 131 ft/min
Maximum line pull – bare drum 40000 lb
Weight 1345 lb
Drum capacity – optional 256 ft
Maximum line speed – full drum 207 ft/min
Rope diameter – recommended 0.63 in
Winch drive
Throat clearance 6.75 in
Drum diameter 10 in
Overall width 29.2 in
Drum width 10.8 in
Maximum line pull – full drum 25000 lb
Speed
Drum capacity – recommended cable 371 ft
Control

Standard Equipment

  • POWER TRAIN
  • ELECTRICAL
  • UNDERCARRIAGE
  • HYDRAULIC
  • CAT TECHNOLOGY
  • OPERATOR ENVIRONMENT

Optional Equipment

  • POWER TRAIN
  • ELECTRICAL
  • UNDERCARRIAGE
  • HYDRAULIC
  • CAT TECHNOLOGY
  • OPERATOR ENVIRONMENT
  • OTHER