D7R XR

Medium Dozers

The D7R XR arrangement extends track length to the rear to offset heavy drawbar loads. The XR undercarriage excels in drawbar, skidding, and ripping applications.

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Engine Model 3306 T

Flywheel Power 171 kW

Maximum Flywheel Power 184 kW

Displacement 10.5 l

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D7R XR

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FEATURES & BENEFITS

Overview

Engineered for demanding work.The D7R XR's durable construction is made for tough working conditions. It keeps material moving with the reliability and low operating cost... Read more

Power Train

Turbocharged 3306 Diesel EngineTurbocharged and aftercooled 3306 diesel engine delivers plenty of power for quick response and big loads.Large DisplacementThe 3306 has la... Read more

Torque Divider

Torque ConverterThe torque converter shields the driveline from sudden torque shocks. Read more

Cooling System

Advanced Modular Cooling System (AMOCS)Advanced Modular Cooling System (AMOCS) utilizes an exclusive two pass cooling system and increased cooling surface are to provide... Read more

Undercarriage

Final DrivesFinal drives and associated power train components are raised above the work area - isolating them from ground-induced impact loads, as well as implement and... Read more

Operator's Station

Operator Station DesignThe operator's station provides excellent viewing area to the blade and rear of machine for maximum operator productivity.Easy-To-Reach, Low-Effort... Read more

Steering

Differential SteeringDifferential steering maintains uninterrupted power to both tracks during turns through a hydraulically actuated planetary differential, and allows s... Read more

Work Tools

BladesChoose from the S, SU, U or A blade for optimum production.RipperThe multi-shank parallelogram ripper lets you choose up to three shanks, depending on job condition... Read more

Load Sensing Hydraulics

Hydraulic Power Requirements Continually MonitoredLoad-sensing hydraulics utilize a feedback loop from the implement valve to the implement pump to continually monitor th... Read more

SPECIFICATIONS FOR D7R XR

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Engine

Engine Model	3306 T
Flywheel Power	171 kW
Maximum Flywheel Power	184 kW
Displacement	10.5 l
Flywheel Power - Power Shift	104 kW

Transmission

1.0 Forward	3.5 km/h
2.0 Forward	6.4 km/h
3.0 Forward	10.8 km/h
1.0 Reverse	4.7 km/h
2.0 Reverse	8.1 km/h
3.0 Reverse	13.8 km/h

Service Refill Capacities

Fuel Tank	479 l
Cooling System	75 l
Engine Crankcase	27 l
Power Train	182 l
Final Drive - Each	13 l
Hydraulic Tank	54 l
Transmission - Bevel Gear and Steering Clutch Compartments - Torque Converter	182 l

Weights

Operating Weight	27776 kg
Operating Weight - Power Shift	27368 kg

Dimensions

Height	2410 mm
Height - ROPS/Canopy	3570 mm
Overall Length - Basic Tractor - With Drawbar	4.74 mm
Overall Length - With Blade	5.82 m

Undercarriage

Shoe Type	Extreme Service-Heavy Duty
Width - Shoe	610 mm
Shoes/Side	41
Ground Clearance	414 mm
Track Gauge	1.98 mm
Track on Ground	3050 mm
Ground Pressure	72.13 kPa
Track Rollers/Side	8

Blades

Blade Type	S, SU, U, A
SU - Blade Width	3.69 mm
S-Blade Width	3.9 mm
A-Blade Width	4.12 mm
Angle Straight Blade Width	4.5 m

Ripper

Type	Parallelogram
Number of Pockets	3
Overall Beam Width	2210 mm
Maximum Clearance Raised - Under Tip, Pinned in Bottom Hole	638 mm
Maximum Penetration	748 mm

Winch

Weight*	1869 kg
Oil Capacity	81 l
Winch and Bracket Length	1232 mm
Winch Case - Width	1220 mm
Increased Tractor Length - STD	77 mm
Drum Diameter	305 mm
Drum Width	310 mm
Flange Diameter	550 mm

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