D7R Series 2 Track-Type Tractor

|  November 15, 2007 |

Engineered for demanding work. The D7R Series II is designed to be productive in a variety of applications. It keeps material moving with the reliability and low operating costs you expect from Cat machines.


 


 



 


 










































































































































































































































































































































































































































































































































































































































































































































Engine

Units:  US 


Engine Model


Cat® 3176C


Cat® 3176C



Flywheel Power


240 hp


179 kW



Gross Power


258 hp


192 kW



Maximum Flywheel Power


258 hp


192 kW



Net Power – Caterpillar


240 hp


179 kW



Net Power – ISO 9249


240 hp


179 kW



Net Power – SAE J1349


238 hp


177 kW



Net Power – EU 80/1269


240 hp


179 kW



Net Power – DIN 70020


248 PS


248 PS



Bore


4.9 in


125 mm



Stroke


5.5 in


140 mm



Displacement


629 in3


10.3 L




Weights



Operating Weight


55786 lb


25304 kg



Shipping Weight


45479 lb


20630 kg



Operating Weight – XR


57056 lb


25880 kg



Shipping Weight – XR


46752 lb


21206 kg



Operating Weight – LGP


60503 lb


27443 kg



Shipping Weight – LGP


50094 lb


22722 kg




Transmission



1.0 Forward


2.19 mph


3.52 km/h



2.0 Forward


3.79 mph


6.1 km/h



3.0 Forward


6.55 mph


10.54 km/h



1.0 Reverse


2.82 mph


4.54 km/h



2.0 Reverse


4.88 mph


7.85 km/h



3.0 Reverse


8.44 mph


13.58 km/h




Undercarriage



Shoe Type


Extreme Service


Extreme Service



Width of Shoe


22 in


560 mm



Width of Shoe – Optional


24 in


609.6 mm



Width of Shoe – LGP


36 in


914.4 mm



Shoes/Side


40


40



Shoes/Side – LGP


43


43



Grouser Height


3 in


71 mm



Pitch


8.5 in


216 mm



Ground Clearance


16.3 in


416 mm



Track Gauge


78 in


1981 mm



Track Gauge – LGP


87.99 in


2235 mm



Track on Ground


9.4 in


2878 mm



Track on Ground – LGP


124.68 in


3167 mm



Ground Contact Area


4991 in2


3.22 m2



Ground Contact Area – LGP


8974.52 in2


5.79 m2



Ground Pressure


11 psi


75 kPa



Ground Pressure – LPG


6.6 psi


45.5 kPa



Track Rollers/Side


7


7



Track Rollers/Side – LGP


7


7




Service Refill Capacities



Fuel Tank


126.5 gal


479 L



Cooling System


20.4 gal


77.4 L



Engine Crankcase


8.2 gal


31 L



Powertrain


47 gal


178 L



Final Drives (each)


3.4 gal


13 L



Roller Frames (each)


6.5 gal


24.6 L



Pivot Shaft Compartment


.5 gal


1.9 L



Attachment Hydraulic System Tank Only


14.3 gal


54 L




Hydraulic Controls – Maximum Operating Pressure



Bulldozer


3307 psi


22800 kPa



Tilt Cylinder


2498 psi


17225 kPa



Ripper (Lift)


3300 psi


22750 kPa



Ripper (Pitch)


3300 psi


22750 kPa



Steering


5511 psi


38000 kPa




Hydraulic Controls – Pump



Pump Capacity at


1015 psi


7000 kPa



RPM at Rated Engine Speed


2231 RPM


2231 RPM



Pump Output (Differential Steering)


77.9 gal/min


295 L/min



Lift Cylinder Flow


47.6 gal/min


180 L/min



Tilt Cylinder Flow


21.1 gal/min


80 L/min



Ripper Cylinder Flow


47.6 gal/min


180 L/min




Hydraulic Controls – Main Relief Valve



Pressure Setting – Differential Steering Models


6092 psi


42000 kPa




Winch



Winch Model


PA110VS Variable Speed


PA110VS Variable Speed



Weight*


4176 lb


1894 kg



Oil Capacity


4 gal


15.1 L



Winch and Bracket Length


57.5 in


1461 mm



Winch Case Width


46.1 in


1171 mm



Increased Tractor Length – STD


29.2 in


742 mm



Increased Tractor Length – XR


23.1 in


587 mm



Increased Tractor Length – LGP


29.2 in


742 mm



Drum Diameter


12.5 in


318 mm



Drum Width


13.3 in


337 mm



Flange Diameter


24 in


610 mm



Drum Capacity – 24 mm (1 in)


418 ft


127.4 m



Drum Capacity – 29 mm (1.13 in)


276 ft


584 m



Drum Capacity – 32 mm (1.25 in)


193 ft


409 m



Ferrule Size (O.D. X Length)


2.38 in x 2.56 in / 60 mm x 65 mm


2.38 in x 2.56 in / 60 mm x 65 mm




Dimensions



Ground Clearance


16.4 in


416 mm



Track Gauge


77.99 in


1981 mm



Width without Blade


9.5 in


2869 mm



Width with Blade


9.5 ft


2869 mm



Height


11 ft


3353 mm



Height ROPS/Canopy


11.06 ft


3372 mm



Overall Length Basic Tractor (with Drawbar)


15.54 ft


4.736 m




Blades



U-Blade Capacity


10.91 yd3


8.34 m3



U-Blade Width


13.08 ft


3988 mm



SU-Blade Capacity


8.98 yd3


6.86 m3



SU-Blade Width


12.12 ft


3693 mm



S-Blade Capacity


6.75 yd3


5.16 m3



S-Blade Width


12.81 ft


3904 mm



A-Blade Capacity


5.08 yd3


3.89 m3



A-Blade Width


14.77 ft


4503 mm



LGP S-Blade Capacity


7.7 yd3


5.89 m3



LGP S-Blade Width


14.91 ft


4545 mm




Ripper



Type


Adjustable Parallelogram


Adjustable Parallelogram



Number of Pockets


3


3



Overall Beam Width


87 in


2210 mm



Beam Cross Section


343 x 279 mm 13.5 x 11 in


343 x 279 mm 13.5 x 11 in



Maximum Clearance Raised (under tip, pinned in bottom hole)


29.8 in


757 mm



Maximum Penetration


29.4 in


748 mm



Maximum Penetration Force


19100 lb


8664 kg



Pryout Force


38513 lb


17138 kg



Weight – With One Shank


7431 lb


3307 kg



Each Additional Shank


330 lb

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