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844 Wheel Dozer
D11 Dozer

Engine

Engine Model C27 Cat® - -
Rated Speed 1800 r/min - -
Gross Power - ISO 14396 752 HP - -
Gross Power - SAE J1995 766 HP - -
Net Power - SAE J1349 - Standard Ambient 699 HP - -
Net Power - SAE J1349 - High Ambient 648 HP - -
Bore 5.4 in - -
Stroke 6 in - -
Displacement 1649.5 in³ - -
Peak Torque - Speed 2624 lb/ft - -
Torque Rise 18 % - -
Emissions U.S. EPA Tier 4 Final and EU Stage V or China Nonroad Stage III Emissions standards, equivalent to U.S. EPA Tier 2 - -

Operating Specifications

Operating Weight 165089 lb - -
Blade Capacities 15.9 - 30.7 m3 (20.7 - 40.2 yd3) - -

Transmission

Transmission Type Cat Planetary Power Shift - -
Converter Drive - Forward 1 4.5 mile/h - -
Converter Drive - Forward 2 8.3 mile/h - -
Converter Drive - Forward 3 14.2 mile/h - -
Converter Drive - Reverse 1 4.9 mile/h - -
Converter Drive - Reverse 2 9.1 mile/h - -
Converter Drive - Reverse 3 15.5 mile/h - -
Direct Drive - Forward 1 Lock-up disabled - -
Direct Drive - Forward 2 8.5 mile/h - -
Direct Drive - Forward 3 15.2 mile/h - -
Direct Drive - Reverse 1 5.4 mile/h - -
Direct Drive - Reverse 2 9.6 mile/h - -
Direct Drive - Reverse 3 16.4 mile/h - -
1.0 Forward - 2.5 mile/h -
2.0 Forward - 4.4 mile/h -
3.0 Forward - 7.6 mile/h -
1.0 Reverse - 3 mile/h -
2.0 Reverse - 5.3 mile/h -
3.0 Reverse - 9.1 mile/h -
Drawbar Pull - 3 Forward - 46250 ft·lbf -
Drawbar Pull - 1 Forward - 148200 ft·lbf -
Drawbar Pull - 2 Forward - 82300 ft·lbf -

Hydraulic System - Lift/Tilt

Output at 2,000 rpm and 6900 kPa (1,000 psi) 82 gal/min - -
Cylinders, Double Acting - Lift, Bore and Stroke 133 mm × 1535 mm (5.25 in × 60.4 in) - -
Cylinder, Double Acting - Tilt and Tip, Bore and Stroke 210 mm × 188 mm (8.25 in × 7.4 in) - -
Relief Valve Setting - Bulldozer (Large Pump) 2700 psi - -
Relief Valve Setting - Tilt Cylinders (Small Pump) 2920 psi - -

Hydraulic System - Steering

Steering System - Circuit Pilot, load sensing - -
Steering System - Pump Piston, variable displacement - -
Minimum Turning Radius - Over Blade 34 ft - -
Total Steering Angle 35 ° - -
Maximum Flow 94.3 gal/min - -
Relief Valve Setting 4500 psi - -

Service Refill Capacities

Fuel Tank - Standard 286.6 gal (US) - -
Cooling System 54.9 gal (US) 46.8 gal (US) -
Crankcase 20 gal (US) - -
Transmission 29.1 gal (US) - -
Differential - Final Drives - Front 71.6 gal (US) - -
Differential - Final Drives - Rear 68.9 gal (US) - -
Hydraulic System - Implement and Hydraulic Fan 68.9 gal (US) - -
Hydraulic System - Steering and Braking 34.9 gal (US) - -
Cooling System Refill - Tier 2 Equivalent Engine - 41.7 gal (US) -
Engine Crankcase - 35.1 gal (US) -
Power Train - 120 gal (US) -
Power Train - Refill Volume - 103.3 gal (US) -
Final Drive - Each - 12.4 gal (US) -
Roller Frames - Each - 24.8 gal (US) -
Hydraulic Tank - 42.2 gal (US) -
Hydraulic System Tank and Chassis - 64.7 gal (US) -
Hydraulic System Chassis + Blade and Ripper (Standard) - 117.6 gal (US) -
Hydraulic System Chassis + Blade and Ripper (Carrydozer) - 143.4 gal (US) -

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. - -
Note (1) - The air conditioning system on this machine contains the flourinated greenhouse gas refrigerant R134a (Global Warning Potential = 1430). The system contains 2.1 kg (4.6 lb) of refrigerant which has a CO2 equivalent of 3.003 metric tonnes (3.31 tons) -

Axles

Front Fixed - -
Rear Trunnion - -
Oscillation Angle 8.5 ° - -

Brakes

Brakes Meets ISO 3540:2011 - -

Sound Performance - Standard

Operator Sound Level (ISO 6396:2008) 69 dB(A) - -
Machine Sound Level (ISO 6395:2008) 115 dB(A) - -

Sound Performance - Suppression

Operator Sound Level (ISO 6396:2008) 69 dB(A) - -
Machine Sound Level (ISO 6395:2008) 113 dB(A) - -

Cab

ROPS/FOPS ISO 3471:2008 and ISO 3449:2005 Level II Standards - -

Dimensions (Approximate)

Height - Top of ROPS 17.2 ft - -
Height - Top of Exhaust Pipe 16.6 ft - -
Height - Top of Hood 12.7 ft - -
Ground Clearance 2 ft - -
Centerline of Front Axle to Hitch 7.5 ft - -
Centerline of Rear Axle to Edge of Bumper 12.5 ft - -
Wheel Base 15.1 ft - -
Length - With Blade on Ground 36.5 ft - -

Engine - U.S. EPA Tier 4 Final/EU Stage V

Engine Model - Cat® C32 -
Engine Power - Net SAE J1349/ISO 9249 - Forward - 850 HP -
Displacement - 1959 in³ -
Engine Power - Net SAE J1349/ISO 9249 - Reverse - 955 HP -
Note (1) - *Excludes all fan losses. -
Note (2) - Engine ratings apply at 1,800 rpm. -
Note (3) - Net power advertised is the power available at the flywheel when the engine is equipped with air cleaner, muffler, alternator, fan, and engine emissions controls as required. -

Weights

Operating Weight - 229800 lb -
Operating Weight - Carrydozer - 250665 lb -
Note (1) - D11 Operating Weight: Includes blade tilt cylinders, coolant, lubricants, full fuel tank, ROPS, FOPS cab, 11U ABR bulldozer, single-shank ripper with pin-puller, fast fuel, 710 mm (28 in) ES shoes, and operator. -
Note (2) - D11 CD Operating Weight: Includes lubricant, coolant, full fuel tank, 915 mm (36 in) extreme service shoes, 11 Carrydozer, singleshank ripper, and operator. -

Blades

Semi-Universal (SU)* Capacity - 35.6 yd³ -
Semi-Universal (SU)* Width Over Endbits - 219.8 in -
U-Blade Capacity - 45 yd³ -
U-Blade Width - 249.6 in -
Reclamation Universal - Blade capacity (SAE J1265) - 55 yd³ -
Reclamation Universal - Width with blade (over end bits) - 251.8 in -
Carry Dozer - Blade capacity (SAE J1265) - 57 yd³ -
Carry Dozer - Width with blade (over end bits) - 263.9 in -

Engine - U.S. EPA Tier 2 Equivalent

Engine Model - Cat® C32 -
Displacement - 1959 in³ -
Engine Power - Net SAE J1349/ISO 9249 - Forward - 850 HP -
Engine Power - Net SAE J1349/ISO 9249 - Reverse - 957 HP -
Note (1) - *Excludes all fan losses. -
Note (2) - Engine ratings apply at 1,800 rpm. -
Note (3) - Net power advertised is the power available at the flywheel when the engine is equipped with air cleaner, muffler, alternator, fan, and engine emissions controls as required. -

Fuel Tank Capacities

Fuel Tank - Total Volume - 500 gal (US) -
Fuel Tank - Usable Volume - 475 gal (US) -

Hydraulic Controls

Pump Type - Variable displacement piston pump -
Combined Pump Output - Implement - 177 gal/min -

Undercarriage

Shoe Type - Extreme Service -
Width - Shoe - 28 in -
Width - Shoe - CD - 36 in -
Shoes/Side - 41 -
Grouser Height - 4 in -
Pitch - 12.5 in -
Ground Clearance* - 30.6 in -
Track Gauge - 114 in -
Length - Track on Ground - 175 in -
Ground Contact Area - 9781 in² -
Ground Contact Area - CD - 12605 in² -
Track Rollers/Side - 8 -
Number of Carrier Rollers - 1 per side (optional) -

Ripper - Single Shank

Maximum penetration force * (shank vertical) - 66000 lb -
Maximum penetration depth (standard tip) - 63.5 in -
Pryout Force - 148510 lb -

Ripper - Single Shank, Deep Ripping

Maximum penetration force * (shank vertical) - 66110 lb -
Maximum penetration depth (standard tip) - 85.5 in -
Pryout Force - 148510 lb -

Ripper - Multi-Shank, Adjustable Parallelogram

Overall Beam Width - 131.1 in -
Maximum Penetration Force - Shank Vertical - 77350 lb -
Maximum Penetration - Standard Tip - 43.3 in -
Pry-Out Force - Multi-Shank Ripper with One Tooth - 145640 lb -

Dimensions - D11 Carrydozer

Width at Outside of Track (710 mm Track Shoe) - 149.8 in -
Length with SU-Blade** - No rear attachment - 345.1 in -
Overall Length SU-Blade and SS Ripper** - 421.7 in -

Standards

ROPS - Rollover Protective Structure (ROPS) meets the following criteria: ISO 3471:2008 -
FOPS - Falling Objects Protective Structure (FOPS) meets the following criteria: ISO 3449:2005 LEVEL II -
Sound (1) - The exterior sound pressure level for the standard machine (ISO 6396:2008) is 116 dB(A) (sound suppressed). -
Sound (2) - The operator equivalent sound pressure level (ISO 6396:2008) is 78 dB(A) (sound suppressed). -

Dimensions - D11

Ground Clearance* - 31.4 in -
Track Gauge - 114 in -
Width at Outside of Track (710 mm Track Shoe) - 142 in -
Height (ROPS/canopy)* - 185.9 in -
Length of Track on Ground - 175 in -
Length with SU-Blade** - No rear attachment - 337.8 in -
Overall Length SU-Blade and SS Ripper** - 414.4 in -
Note - *Includes grouser height for total dimensions on hard surfaces. -
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