2022 Caterpillar Wheel Dozers 844K

Information

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

Photos

Highlights

  • Exeter, Rhode Island
  • 2022
  • Caterpillar
  • Wheel Dozers 844K
  • Type: Cat Planetary Power Shift
  • Available
  • Top of Exhaust Pipe: 16.6 ft | Top of ROPS: 17.2 ft | Top of Hood: 12.7 ft

Specifications

  • 2022
  • Caterpillar
  • Wheel Dozers
  • 844K
  • Wheel
  • Cat®
  • Model: C27
  • 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
  • Rise: 18% | Peak - Speed: 2624 lb/ft
  • 1800 r/min
  • 5.4 in
  • 6 in
  • 1649.5 in³
  • U.S. EPA Tier 4 Final or Tier 2 Equivalent
  • Converter Drive - Forward: 4.5 mile/h | Direct Drive - Forward: Lock-up disabled
  • Converter Drive - Forward: 8.3 mile/h | Direct Drive - Forward: 8.5 mile/h
  • Converter Drive - Forward: 14.2 mile/h | Direct Drive - Forward: 15.2 mile/h
  • 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
  • Type: Cat Planetary Power Shift
  • System - Circuit: Pilot, load sensing | System - Pump: Piston, variable displacement
  • Meets ISO 3540:2011
  • Machine (ISO 6395:2008): 113 dB(A) | Operator (ISO 6396:2008): 69 dB(A)
  • Output at 2,000 rpm and 6900 kPa (1,000 psi): 82 gal/min | Maximum: 94.3 gal/min
  • Relief Valve Setting - Tilt Cylinders (Small Pump): 2920 psi | Relief Valve Setting - Bulldozer (Large Pump): 2700 psi | Relief Valve Setting: 4500 psi
  • 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
  • Top of Exhaust Pipe: 16.6 ft | Top of ROPS: 17.2 ft | Top of Hood: 12.7 ft
  • With Blade on Ground: 36.5 ft
  • Minimum - Over Blade: 34 ft
  • 2 ft
  • 15.1 ft
  • Axle front: Fixed | Axle Rear: Trunnion
  • Blade Range: 15,9-30,7 m3 (20,7-40,2 yd.3)
  • Crankcase: 20 gal (US)
  • Tank: 286.6 gal (US)
  • System - Implement and Hydraulic Fan: 68.9 gal (US) | System - Steering and Braking: 34.9 gal (US)
  • 54.9 gal (US)
  • 165089 lb