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.
D7R XR Track-Type Tractor
Overview & Specifications
Engine
Engine Model
3306 T
3306 T
Flywheel Power
230 hp
171 kW
Maximum Flywheel Power
247 hp
184 kW
Displacement
640.75 in3
10.5 L
Flywheel Power - Power Shift
140 hp
104 kW
Transmission
1.0 Forward
2.17 mph
3.5 km/h
2.0 Forward
3.98 mph
6.4 km/h
3.0 Forward
6.71 mph
10.8 km/h
1.0 Reverse
2.92 mph
4.7 km/h
2.0 Reverse
5.03 mph
8.1 km/h
3.0 Reverse
8.57 mph
13.8 km/h
Service Refill Capacities
Fuel Tank
126.54 gal
479 L
Cooling System
19.81 gal
75 L
Engine Crankcase
7.13 gal
27 L
Power Train
48.08 gal
182 L
Final Drives (each)
3.43 gal
13 L
Hydraulic Tank
14.27 gal
54 L
Transmission, bevel gear and steering clutch compartments, torque converter
48.08 gal
182 L
Weights
Operating Weight
61236 lb
27776 kg
Operating Weight Power Shift
60336 lb
27368 kg
Dimensions
Height
7.9 ft
2410 mm
Height ROPS/Canopy
11.7 ft
3570 mm
Overall Length Basic Tractor (with Drawbar)
15.5 ft
4.74 mm
Overall Length with Blade
21.5 ft
5.82 m
Undercarriage
Shoe Type
Extreme Service-Heavy Duty
Extreme Service-Heavy Duty
Width of Shoe
24.02 in
610 mm
Shoes/Side
41
41
Ground Clearance
1.35 in
414 mm
Track Gauge
78 in
1.98 mm
Track on Ground
10 in
3050 mm
Ground Pressure
10.46 psi
72.13 kPa
Track Rollers/Side
8
8
Blades
Blade Type
S, SU, U, A
S, SU, U, A
SU-Blade Width
12.1 ft
3.69 mm
S-Blade Width
12.8 ft
3.9 mm
A-Blade Width
13.5 ft
4.12 mm
Angle Straight Blade Width
14.75 ft
4.5 m
Ripper
Type
Parallelogram
Parallelogram
Number of Pockets
3
3
Overall Beam Width
87.01 in
2210 mm
Maximum Clearance Raised (under tip, pinned in bottom hole)
United States / Canada [change]
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