Caterpillar-D7R (Dozers)

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Caterpillar D7R (Dozers) Medium

Variants

Specifications of Caterpillar D7R (Dozers) Medium

Engine

  • Bore 112.0 mm
  • Displacement 8.8 L
  • Engine Model Cat® C9 ACERT™
  • Flywheel Power 179.0 kW
  • Maximum Power at 1,900 rpm – Gross Power – ISO 14396 204.0 kW
  • Maximum Power at 1,900 rpm – Net Power – ISO 9249 194.0 kW
  • Net Power – ISO 9249 179.0 kW
  • Rated Power at 2,100 rpm – Gross Power – ISO 14396 192.0 kW
  • Rated Power at 2,100 rpm – Net Power – ISO 9249 179.0 kW
  • Stroke 149.0 mm

Weights

  • Operating Weight 24962. 0 kg
  • Operating Weight – LGP 27101.0 kg
  • Operating Weight – Standard 24962.0 kg
  • Operating Weight – STD 24962.0 kg
  • Operating Weight – XR 25441.0 kg
  • Shipping Weight – LGP 22380.0 kg
  • Shipping Weight – Standard 20288.0 kg
  • Shipping Weight – XR 20767.0 kg

Transmission

  • 1.0 Forward 3.52 km/h
  • 1.0 Reverse 4.54 km/h
  • 2.0 Forward 6.1 km/h
  • 2.0 Reverse 7.85 km/h
  • 3.0 Forward 10.54 km/h
  • 3.0 Reverse 13.58 km/h

Service Refill Capacities

  • Cooling System 73.0 L
  • Engine Crankcase 28.0 L
  • Final Drives (each) 13.0 L
  • Fuel Tank 479.0 L
  • Hydraulic Tank 54.0 L
  • Pivot Shaft 32.0 L
  • Power Train 178.0 L

Standards

  • Brakes Brakes meet the standard SAE J/ISO 10265 MAR99
  • Cab Meets the appropriate standards as listed below
  • ROPS/FOPS Standards

Blades

  • A-Blade Capacity – STD/XR 3.89 m3
  • A-Blade Width – STD/XR 4496.0 mm
  • S-Blade Capacity – LGP 5.89 m3
  • S-Blade Width – LGP 4545.0 mm
  • SU-Blade Capacity – STD/XR 6.86 m3
  • SU-Blade Width – STD/XR 3693.0 mm

Undercarriage

  • Ground Contact Area (STD Track) – LGP 5.81 m2
  • Ground Contact Area (STD Track) – STD 3.21 m2
  • Ground Contact Area (STD Track) – XR 3.41 m2
  • Ground Pressure (STD Track) – LGP 45.78 kPa
  • Ground Pressure (STD Track) – STD 76.32 kPa
  • Ground Pressure (STD Track) – XR 73.22 kPa
  • Grouser Height 71.0 mm
  • Shoes/Side – LGP 43
  • Shoes/Side – STD 40
  • Shoes/Side – XR 41
  • Standard Width of Shoe – LGP 914.0 mm
  • Standard Width of Shoe – STD/XR 560.0 mm
  • Track on Ground – LGP 3175.0 mm
  • Track on Ground – STD 2870.0 mm
  • Track on Ground – XR 3048.0 mm

Ripper

  • Maximum Clearance Raised (under tip, pinned in bottom hole) 757.0 mm
  • Maximum Penetration 748.0 mm
  • Maximum Penetration Force 85.0 kN
  • Number of Pockets 3
  • Overall Beam Width 2210.0 mm
  • Pitch Adjustment, Ripper Down – Backward 10.0 Degrees
  • Pitch Adjustment, Ripper Down – Forward 15.0 Degrees
  • Pryout Force 176.6 kN
  • Type Adjustable Parallelogram
  • Weight – with Three Shanks 3337.0 kg

Hydraulic Controls - Pump

  • Lift Cylinder Flow 190.0 L/min
  • Pump Capacity 38500.0 kPa
  • Pump Output 289.0 L/min
  • Pump Type Variable Displacement Piston
  • Ripper Cylinder Flow 190.0 L/min
  • RPM at Rated Engine Speed 2231.0 RPM
  • Tilt Cylinder Flow 80.0 L/min

Hydraulic Controls - Main Relief Valve

  • Pressure Setting 42000.0 kPa

Hydraulic Controls - Maximum Operating Pressure

  • Bulldozer, Lift 22750.0 kPa
  • Bulldozer, Tilt 17225.0 kPa
  • Ripper, Lift 22750.0 kPa
  • Ripper, Tilt 22750.0 kPa
  • Steering 38000.0 kPa

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