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D7R

Medium Dozers

Caterpillar has been the world leader in Track-Type Tractors for more than a century. The D7R combines legendary Cat product durability and reliability with proven technology designed to reduce emissions while improving your productivity and your bottom line. From rugged structures to fully integrated engine and power train systems, the D7R is a world-class tractor built to help you produce the highest quality work in a variety of applications.

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Engine Model Cat® C9 ACERT™
Flywheel Power 179 kW
Net Power - ISO 9249 179 kW
Bore 112 mm
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FEATURES & BENEFITS

Cab and Controls

Operator EnvironmentThe D7R features an isolation-mounted, pressurized cab that reduces noise and vibration. Large, single pane windows offer good views all around the ma... Read more

Engine

Caterpillar is one of the world's leading engine manufacturers. Every component of a Cat® engine is carefully designed to maximize durability and reliability. Precise con... Read more

Power Train

The power shift transmission, unique Cat torque divider and differential steering are matched with the C9 engine to deliver outstanding power and reliability. The integra... Read more

Structures

The foundation of every Cat dozer is a rugged frame built to absorb high impact shock loads and twisting forces. Castings provide added strength to the main case and equa... Read more

Undercarriage

Since its ground-breaking introduction in 1978, the Cat elevated sprocket undercarriage arrangements allow optimized balance for best possible performance in each applica... Read more

Work Tools

Load Sensing HydraulicsField-proven, load-sensing, pilot controlled hydraulics respond to operating requirements by automatically and continually adjusting hydraulic powe... Read more

Integrated Electronic Solutions

AccuGrade System for Track-Type TractorsThe AccuGrade system automates blade control for improved grading accuracy and more cost effective operation. Sensors calculate pr... Read more

Serviceability

Cat machines are designed with serviceability in mind. Modular components, easy access to regular service points and features that enable quicker diagnostics all add up t... Read more

Total Customer Support

Only Cat machines come with the industry's best sales and service support - the Cat dealer network. From helping you choose the right machine to ongoing support, your Cat... Read more

SPECIFICATIONS FOR D7R

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Engine
Engine Model Cat® C9 ACERT™
Flywheel Power 179 kW
Net Power - ISO 9249 179 kW
Bore 112 mm
Stroke 149 mm
Displacement 8.8 l
Maximum Power - 1,900 rpm - Net Power - ISO 9249 194 kW
Maximum Power - 1,900 rpm - Gross Power - ISO 14396 204 kW
Rated Power - 2,100 rpm - Net - ISO 9249 179 kW
Rated Power - 2,100 rpm - Gross - ISO 14396 192 kW
Transmission
1.0 Forward 3.52 km/h
2.0 Forward 6.1 km/h
3.0 Forward 10.54 km/h
1.0 Reverse 4.54 km/h
2.0 Reverse 7.85 km/h
3.0 Reverse 13.58 km/h
Service Refill Capacities
Fuel Tank 479 l
Cooling System 73 l
Engine Crankcase 28 l
Power Train 178 l
Final Drive - Each 13 l
Hydraulic Tank 54 l
Pivot Shaft 32 l
Weights
Operating Weight 24962 kg
Operating Weight - STD 24962 kg
Operating Weight - Standard 24962 kg
Shipping Weight - Standard 20288 kg
Operating Weight - XR 25441 kg
Shipping Weight - XR 20767 kg
Operating Weight - LGP 27101 kg
Shipping Weight - LGP 22380 kg
Undercarriage
Shoes/Side - LGP 43
Grouser Height 71 mm
Track on Ground - LGP 3175 mm
Ground Pressure (STD Track) - STD 76.32 kPa
Track on Ground - XR 3048 mm
Ground Contact Area (STD Track) - LGP 5.81 m²
Track on Ground - STD 2870 mm
Standard Width of Shoe - LGP 914 mm
Ground Pressure (STD Track) - LGP 45.78 kPa
Ground Contact Area (STD Track) - STD 3.21 m²
Standard Width of Shoe - STD/XR 560 mm
Ground Contact Area (STD Track) - XR 3.41 m²
Ground Pressure (STD Track) - XR 73.22 kPa
Shoes/Side - STD 40
Shoes/Side - XR 41
Hydraulic Controls - Pump
Pump Capacity 38500 kPa
Pump Type Variable Displacement Piston
RPM at Rated Engine Speed 2231 r/min
Pump Output 289 l/min
Lift Cylinder Flow 190 l/min
Tilt Cylinder Flow 80 l/min
Ripper Cylinder Flow 190 l/min
Hydraulic Controls - Main Relief Valve
Pressure Setting 42000 kPa
Hydraulic Controls - Maximum Operating Pressure
Steering 38000 kPa
Ripper - Tilt 22750 kPa
Bulldozer - Tilt 17225 kPa
Ripper - Lift 22750 kPa
Bulldozer - Lift 22750 kPa
Blades
A-Blade Capacity - STD/XR 3.89 m³
S-Blade Capacity - LGP 5.89 m³
A-Blade Width - STD/XR 4496 mm
SU-Blade Width - STD/XR 3693 mm
SU-Blade Capacity - STD/XR 6.86 m³
S-Blade Width - LGP 4545 mm
Ripper
Maximum Penetration Force 85 kN
Pitch Adjustment, Ripper Down - Forward 15 °
Pitch Adjustment, Ripper Down - Backward 10 °
Maximum Clearance Raised - Under Tip, Pinned in Bottom Hole 757 mm
Weight - With Three Shanks 3337 kg
Pry-Out Force 176.6 kN
Type Adjustable Parallelogram
Number of Pockets 3
Overall Beam Width 2210 mm
Maximum Penetration 748 mm
Standards
ROPS/FOPS Standards
Cab Meets the appropriate standards as listed below
Brakes Brakes meet the standard SAE J/ISO 10265 MAR99

SELECT MODELS TO COMPARE

Medium Dozers

D6T (EU Stage IIIB)

Engine Model Cat® C9.3 ACERT™
Flywheel Power 153 kW
Net Power - ISO 9249 153 kW
Net Power - SAE J1349 153 kW
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D7G

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D6R

Engine Model Cat® C9 ACERT™
Flywheel Power 149 kW
Displacement 8.8 l
Bore 112 mm
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D6K

Engine Model Cat® C6.6 ACERT™
Flywheel Power 93 kW
Net Power - Caterpillar 93 kW
Net Power - ISO 9249 93 kW
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Medium Dozers

D6T (Tier 4 Interim/Stage IIIB)

Engine Model Cat® C9.3 ACERT™
Flywheel Power 153 kW
Bore 115 mm
Stroke 149 mm
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Medium Dozers

D8 GC

Engine Model Cat 3406C
Net Power - Rated - ISO 9249/SAE J1349 226 kW
Net Power - Rated - ISO 9249/SAE J1349 (DIN) 307 mhp
Build Number 18A
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Medium Dozers

D7E

Engine Model Cat® C9.3
Flywheel Power 175 kW
Operating Weight 28400 kg
Transmission Type パワ－シフトディファレンシャルステアリング
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D6N

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