# Caterpillar 844 for Sale in Tuscaloosa, AL **URL:** > This machine is being sold for parts. ## Listing details - **Price:** Call for price - **Listing ID:** 47392172 - **Manufacturer:** Caterpillar - **Model:** 844 - **Category:** Wheel Dozers - **Serial number:** 2KZ312 - **Location:** Tuscaloosa, AL ## Manufacturer specifications ### Air Conditioning System - **Air Conditioning (since 2026):** 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 contains 1.8 kg (3.9 lb) of refrigerant, which has a CO2 equivalent of 2.574 metric tonnes (2.837 tons). ### Axles - **Front (since 2026):** Fixed - **Oscillation Angle (since 2026):** 8.5 degrees - **Rear (since 2026):** Trunnion ### Brakes - **Brakes (since 2026):** Meets ISO 3540:2011 ### Cab - **ROPS/FOPS (since 2026):** ISO 3471:2008 and ISO 3449:2005 Level II Standards ### Dimensions (Approximate) - **Centerline of Front Axle to Hitch (since 2026):** 7.5 ft (2.29 m) - **Centerline of Rear Axle to Edge of Bumper (since 2026):** 12.5 ft (3.81 m) - **Ground Clearance (since 2026):** 2 ft (0.61 m) - **Height - Top of Exhaust Pipe (since 2026):** 16.6 ft (5.06 m) - **Height - Top of Hood (since 2026):** 12.7 ft (3.87 m) - **Height - Top of ROPS (since 2026):** 17.2 ft (5.24 m) - **Length - With Blade on Ground (since 2026):** 36.5 ft (11.13 m) - **Wheel Base (since 2026):** 15.1 ft (4.6 m) ### Engine - **Bore (since 2026):** 5.4 in (13.72 cm) - **Displacement (since 2026):** 1649.5 cu in (27030.52 cu cm) - **Emissions (since 2026):** Option 1 - U.S. EPA Tier 4 Final / EU Stage V - **Emissions (since 2026):** Option 2 - China Nonroad Stage III emissions standards, equivalent to U.S. EPA Tier 2 - **Engine Model (since 2026):** Cat® C27 - **Engine Power - ISO 14396: 2002 (since 2026):** 752 hp (560.78 kw) - **Engine Power - ISO 14396:2002 (since 2026):** 786 hp (586.13 kw) - **Gross Power - SAE J1995:2014 (since 2026):** 801 hp (597.32 kw) - **Gross Power - SAE J1995:2014 (since 2026):** 766 hp (571.22 kw) - **Net Power - SAE J1349:2011 - High Ambient (since 2026):** 681 hp (507.83 kw) - **Net Power - SAE J1349:2011 - High Ambient (since 2026):** 648 hp (483.22 kw) - **Net Power - SAE J1349:2011 - Standard Ambient (since 2026):** 732 hp (545.86 kw) - **Net Power - SAE J1349:2011 - Standard Ambient (since 2026):** 699 hp (521.25 kw) - **Peak Torque - Speed (since 2026):** 2624 lbs ft (3557.62 nm) - **Rated Speed (since 2026):** 1800 r/min - **Stroke (since 2026):** 6 in (15.24 cm) - **Torque Rise (since 2026):** 18 % ### Hydraulic System - Lift/Tilt - **Cylinder, Double Acting - Tilt and Tip, Bore and Stroke (since 2026):** 210 mm × 188 mm (8.25 in × 7.4 in) - **Cylinders, Double Acting - Lift, Bore and Stroke (since 2026):** 133 mm × 1535 mm (5.25 in × 60.4 in) - **Output at 2,000 rpm and 6900 kPa (1,000 psi) (since 2026):** 82 gpm (310.37 lpm) - **Relief Valve Setting - Bulldozer (Large Pump) (since 2026):** 2700 psi - **Relief Valve Setting - Tilt Cylinders (Small Pump) (since 2026):** 2920 psi ### Hydraulic System - Steering - **Maximum Flow (since 2026):** 94.3 gpm (356.93 lpm) - **Minimum Turning Radius - Over Blade (since 2026):** 34 ft (10.36 m) - **Relief Valve Setting (since 2026):** 4500 psi - **Steering System - Circuit (since 2026):** Pilot, load sensing - **Steering System - Pump (since 2026):** Piston, variable displacement - **Total Steering Angle (since 2026):** 35 degrees ### Operating Specifications - **Blade Capacity Range (since 2026):** 20.8 cu yd - **Operating Weight (since 2026):** 165089 lbs (74883.2 kg) ### Service Refill Capacities - **Cooling System (since 2026):** 54.9 gal (207.8 l) - **Crankcase (since 2026):** 20 gal (75.7 l) - **Differential - Final Drives - Front (since 2026):** 71.6 gal (271.01 l) - **Differential - Final Drives - Rear (since 2026):** 68.9 gal (260.79 l) - **Fuel Tank - Standard (since 2026):** 286.6 gal (1084.78 l) - **Hydraulic System - Implement and Hydraulic Fan (since 2026):** 68.9 gal (260.79 l) - **Hydraulic System - Steering and Braking (since 2026):** 34.9 gal (132.1 l) - **Transmission (since 2026):** 29.1 gal (110.14 l) ### Sound Performance - Tier 2 - **Machine Sound Power Level (ISO 6395:2008) (since 2026):** 116 dB(A) - **Machine Sound Power Level (ISO 6395:2008)\* (since 2026):** 114 dB(A) - **Operator Sound Pressure Level (ISO 6396:2008) (since 2026):** 72 dB(A) - **Operator Sound Pressure Level (ISO 6396:2008)\* (since 2026):** 72 dB(A) ### Sound Performance - Tier 4 Final / Stage V - **Machine Sound Power Level (ISO 6395:2008) (since 2026):** 116 dB(A) - **Machine Sound Power Level (ISO 6395:2008)\* (since 2026):** 114 dB(A) - **Operator Sound Pressure Level (ISO 6396:2008) (since 2026):** 72 dB(A) - **Operator Sound Pressure Level (ISO 6396:2008)\* (since 2026):** 72 dB(A) ### Transmission - **Converter Drive - Forward 1 (since 2026):** 4.5 mph (7.24 kph) - **Converter Drive - Forward 2 (since 2026):** 8.3 mph (13.36 kph) - **Converter Drive - Forward 3 (since 2026):** 14.2 mph (22.85 kph) - **Converter Drive - Reverse 1 (since 2026):** 4.9 mph (7.89 kph) - **Converter Drive - Reverse 2 (since 2026):** 9.1 mph (14.64 kph) - **Converter Drive - Reverse 3 (since 2026):** 15.5 mph (24.94 kph) - **Direct Drive - Forward 1 (since 2026):** Lock-up disabled - **Direct Drive - Forward 2 (since 2026):** 8.5 mph (13.68 kph) - **Direct Drive - Forward 3 (since 2026):** 15.2 mph (24.46 kph) - **Direct Drive - Reverse 1 (since 2026):** 5.4 mph (8.69 kph) - **Direct Drive - Reverse 2 (since 2026):** 9.6 mph (15.45 kph) - **Direct Drive - Reverse 3 (since 2026):** 16.4 mph (26.39 kph) - **Transmission Type (since 2026):** Cat Planetary Power Shift ## Photos ![Caterpillar 844](https://s3.amazonaws.com/equipment.ceg/noimage.jpg)