Current Caterpillar Equipment Wheel Dozers Wheel Dozers

2022 Caterpillar Wheel Dozers 844K

2022 Caterpillar Wheel Dozers 844K

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  • Year 2022
  • Make Caterpillar
  • Model Wheel Dozers
Shop Caterpillar Pre-Owned
Product Details Specifications Photos
2022 Caterpillar Wheel Dozers 844K

2022 Caterpillar Wheel Dozers 844K

  • Year 2022
  • Manufacturer Caterpillar
  • Model Name Wheel Dozers
  • Trim Name 844K
  • Generic Type (Primary) Wheel
  • Engine Manufacturer Cat®
  • Engine Type Model: C27
  • Engine Power Gross: 752 HP | Net - SAE J1349 - Standard Ambient: 699 HP | Gross - ISO 14396: 752 HP | Net - SAE J1349 - High Ambient: 648 HP | Gross - SAE J1995: 766 HP
  • Engine Torque Rise: 18% | Peak - Speed: 2624 lb/ft
  • Rated Engine Speed 1800 r/min
  • Bore 5.4 in
  • Stroke 6 in
  • Displacement 1649.5 in³
  • Emissions U.S. EPA Tier 4 Final or Tier 2 Equivalent

2022 Caterpillar Wheel Dozers 844K

Cat Wheel Dozers are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to move more material efficiently and safely at a lower cost per ton. Engineered for your demanding work in large dozing applications, the 844K Wheel Dozer is the largest in the Cat Wheel Dozer line and is an ideal match for large mining operations, power generating utilities, the general contracting industry and wherever mobility, versatility and compaction is needed.

IMPROVED EFFICIENCY

Lock-up torque converter, combined with an on-demand cooling fan and advanced engine idle management, delivers a more smooth shift

ENHANCED MAINTENANCE

Service access is conveniently located, helping to reduce maintenance time

ADDITIONAL SAFETY

Grouped, ground level engine and machine controls allow for safe and easy daily maintenance

Features may include:
  • Long Term Value and Durability
  • Built to Perform
  • Performance and Productivity
  • Work In Comfort
  • Integrated Cat® Technologies
  • Technology that Gets Work Done
  • Safety First
  • Save on Service and Maintenance
  • Top-Tier Service and Support
  • Reduce Environmental Impact
  • Purpose-Built Cat Attachments

Engine

Engine Manufacturer Cat®
Engine Type Model: C27
Engine Power Gross: 752 HP | Net - SAE J1349 - Standard Ambient: 699 HP | Gross - ISO 14396: 752 HP | Net - SAE J1349 - High Ambient: 648 HP | Gross - SAE J1995: 766 HP
Engine Torque Rise: 18% | Peak - Speed: 2624 lb/ft
Rated Engine Speed 1800 r/min
Bore 5.4 in
Stroke 6 in
Displacement 1649.5 in³
Emissions U.S. EPA Tier 4 Final or Tier 2 Equivalent

Drivetrain

Gear Ratios (overall) 1st Converter Drive - Forward: 4.5 mile/h | Direct Drive - Forward: Lock-up disabled
Gear Ratios (overall) 2nd Converter Drive - Forward: 8.3 mile/h | Direct Drive - Forward: 8.5 mile/h
Gear Ratios (overall) 3rd Converter Drive - Forward: 14.2 mile/h | Direct Drive - Forward: 15.2 mile/h
Gear Ratio (Reverse, Low) Converter Drive - 1: 4.9 mile/h | Converter Drive - 2: 9.1 mile/h | Converter Drive - 3: 15.5 mile/h | Direct Drive - 1: 5.4 mile/h | Direct Drive - 2: 9.6 mile/h | Direct Drive - 3: 16.4 mile/h
Transmission Type: Cat Planetary Power Shift
Steering System - Circuit: Pilot, load sensing | System - Pump: Piston, variable displacement

Brakes

Brake System Type Meets ISO 3540:2011

Performance

Noise Level Machine (ISO 6395:2008): 113 dB(A) | Operator (ISO 6396:2008): 69 dB(A)

Hydraulics

Hydraulic Flow Output at 2,000 rpm and 6900 kPa (1,000 psi): 82 gal/min | Maximum: 94.3 gal/min
Maximum Pressure Relief Valve Setting - Tilt Cylinders (Small Pump): 2920 psi | Relief Valve Setting - Bulldozer (Large Pump): 2700 psi | Relief Valve Setting: 4500 psi

Dimensions

Dimensions Oscillation Angle: 8.5 ° | 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) | Total Steering Angle: 35 ° | Centerline of Rear Axle to Edge of Bumper: 12.5 ft | Centerline of Front Axle to Hitch: 7.5 ft
Height Top of Exhaust Pipe: 16.6 ft | Top of ROPS: 17.2 ft | Top of Hood: 12.7 ft
Length With Blade on Ground: 36.5 ft
Turning Radius Minimum - Over Blade: 34 ft
Ground Clearance 2 ft
Wheelbase 15.1 ft

Capacities

Features Transmission: 29.1 gal (US) | Differential - Final Drives - Front: 71.6 gal (US) | Differential - Final Drives - Rear: 68.9 gal (US)
Volume Blade Range: 15,9-30,7 m3 (20,7-40,2 yd.3)
Oil capacity Crankcase: 20 gal (US)
Fuel Capacity Tank: 286.6 gal (US)
Hydraulic Capacity System - Implement and Hydraulic Fan: 68.9 gal (US) | System - Steering and Braking: 34.9 gal (US)
Cooling System 54.9 gal (US)

Weights

Weight, In Running Order 165089 lb

Features

Features Axle front: Fixed | Axle Rear: Trunnion

Product Photography