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    844 Wheel Dozer
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    D11 Dozer
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    Engine
    Engine Model Cat® C27 - -
    Net Power - SAE J1349:2011 - Standard Ambient 699 hp - -
    Rated Speed 1800 r/min - -
    Emissions Option 2 - China Nonroad Stage III emissions standards, equivalent to U.S. EPA Tier 2 - -
    Engine Power - ISO 14396:2002 786 hp - -
    Gross Power - SAE J1995:2014 766 hp - -
    Net Power - SAE J1349:2011 - High Ambient 648 hp - -
    Engine Power - ISO 14396: 2002 752 hp - -
    Bore 5.4 in - -
    Stroke 6 in - -
    Displacement 1649.5 in³ - -
    Peak Torque - Speed 2624 lb/ft - -
    Torque Rise 18 % - -
    Note Net power advertised is the power available at the flywheel when the engine is equipped with fan at minimum speed, air intake system, exhaust system, and alternator. - -

    Operating Specifications
    Operating Weight 165089 lb - -
    Blade Capacity Range 20.8 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 - -
    Note Travel speeds based on 45/65-45 L-5 46 ply tires. - -
    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 or R1234yf. See the label or instruction manual for identification of the gas. - If equipped with R134a (Global Warming Potential = 1430), the system co - -
    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 - Tier 4 Final / Stage V
    Operator Sound Pressure Level (ISO 6396:2008) 72 dB(A) - -
    Machine Sound Power Level (ISO 6395:2008) 116 dB(A) - -
    Operator Sound Pressure Level (ISO 6396:2008)* 72 dB(A) - -
    Machine Sound Power Level (ISO 6395:2008)* 114 dB(A) - -
    Note (1) *Sound suppression equipped - -
    Note (2) The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - -
    Note (3) The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - -
    Note (4) Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment. - -

    Sound Performance - Tier 2
    Operator Sound Pressure Level (ISO 6396:2008) 72 dB(A) - -
    Machine Sound Power Level (ISO 6395:2008) 116 dB(A) - -
    Operator Sound Pressure Level (ISO 6396:2008)* 72 dB(A) - -
    Machine Sound Power Level (ISO 6395:2008)* 114 dB(A) - -
    Note (1) *Sound suppression equipped - -
    Note (2) The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - -
    Note (3) The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - -
    Note (4) Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment. - -

    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 - 235507 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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