The Caterpillar D7R II Crawler Dozer is a powerful and versatile machine designed for heavy-duty earthmoving and construction tasks. With a robust engine producing up to 258 horsepower, this dozer is equipped to handle challenging terrain with ease. Its hydraulic system features a high flow capacity and precise controls for efficient operation. The Ripper attachment adds even more versatility, with adjustable settings for maximum penetration and force. From its spacious cab to its durable undercarriage and standard blade, the Caterpillar D7R II is a reliable workhorse for any job site.
Blades
Caterpillar D7R II Crawler Dozer Blades specifications
A-Blade Capacity
5.08 cu yd
A-Blade Width
14.77 ft (4.50 m)
Lgp S-Blade Capacity
7.7 cu yd
Lgp S-Blade Width
14.91 ft (4.54 m)
S-Blade Capacity
6.75 cu yd
S-Blade Width
12.81 ft (3.90 m)
Su - Blade Capacity
8.98 cu yd
Su - Blade Width
12.12 ft (3.69 m)
U-Blade Capacity
10.91 cu yd
U-Blade Width
13.08 ft (3.99 m)
Dimensions
Caterpillar D7R II Crawler Dozer Dimensions specifications
Drawbar Height (Center Of Clevis) From Ground Face Of Shoes
24.96 in (63.40 cm)
Ground Clearance
1.37 ft (0.42 m)
Height
11.00 ft (3.35 m)
Height - Rops/Canopy
11.06 ft (3.37 m)
Height To Top Of Cab
11.08 ft (3.38 m)
Length - Track On Ground
113.31 in (287.81 cm)
Length Of Track On Ground
9.33 ft (2.84 m)
Length W/ Blade
18.67 ft (5.69 m)
Length W/O Blade
15.50 ft (4.72 m)
Overall Length - Basic Tractor - With Drawbar
15.54 ft (4.74 m)
Track Gauge
6.50 ft (1.98 m)
Width - With Blade
114.00 in (289.56 cm)
Width - Without Blade
9.50 in (24.13 cm)
Width Over Tracks
8.33 ft (2.54 m)
Engine
Caterpillar D7R II Crawler Dozer Engine specifications
Bore
4.90 in (12.45 cm)
Displacement
629.00 cu in (10,307.49 cu cm)
Engine Make
2236
Engine Model
Cat 3176C
Flywheel Power
240.00 hp (178.97 kw)
Gross Power
258.00 hp (192.39 kw)
Gross Power - Iso 14396
253.00 hp (188.67 kw)
Maximum Flywheel Power
258.00 hp (192.39 kw)
Net Power
240.00 hp (178.97 kw)
Net Power - Caterpillar
240.00 hp (178.97 kw)
Net Power - Din 70020
248 PS
Net Power - Eu 80/1269
240.00 hp (178.97 kw)
Net Power - Iso 9249
240.00 hp (178.97 kw)
Net Power - Sae J1349
238.00 hp (177.48 kw)
Number Of Cylinders
6
Power Measured @
2100 rpm
Stroke
5.50 in (13.97 cm)
Hydraulic Controls - Main Relief Valve
Caterpillar D7R II Crawler Dozer Hydraulic Controls - Main Relief Valve specifications
Pressure Setting - Differential Steering Models
6092 psi
Hydraulic Controls - Maximum Operating Pressure
Caterpillar D7R II Crawler Dozer Hydraulic Controls - Maximum Operating Pressure specifications
Bulldozer
3307 psi
Ripper - Lift
3300 psi
Ripper - Pitch
3300 psi
Steering
5511 psi
Tilt Cylinder
2498 psi
Hydraulic Controls - Pump
Caterpillar D7R II Crawler Dozer Hydraulic Controls - Pump specifications
Lift Cylinder Flow
47.60 gpm (180.17 lpm)
Pump Capacity
1015 psi
Pump Output - Differential Steering
77.90 gpm (294.85 lpm)
Ripper Cylinder Flow
47.60 gpm (180.17 lpm)
Rpm At Rated Engine Speed
2231 rpm
Tilt Cylinder Flow
21.10 gpm (79.86 lpm)
Hydraulic System
Caterpillar D7R II Crawler Dozer Hydraulic System specifications
Pump Flow Capacity
47.60 gpm (180.17 lpm)
Relief Valve Pressure
3307 psi
Operational
Caterpillar D7R II Crawler Dozer Operational specifications
Alternator Supplied Amperage
95 amps
Cooling System Fluid Capacity
20.40 gal (77.21 l)
Engine Oil Capacity
8.20 gal (31.04 l)
Final Drives Fluid Capacity
3.40 gal (12.87 l)
Fuel Capacity
126.50 gal (478.80 l)
Operating Voltage
24 V
Operating Weight
55,786.00 lbs (25,304.14 kg)
Powertrain Fluid Capacity
47.00 gal (177.90 l)
Ripper
Caterpillar D7R II Crawler Dozer Ripper specifications
Beam Cross Section
343 x 279 mm 13.5 x 11 in
Maximum Clearance Raised - Under Tip, Pinned In Bottom Hole
29.80 in (75.69 cm)
Maximum Penetration
29.40 in (74.68 cm)
Maximum Penetration Force
19,100.00 lbs (8,663.63 kg)
Number Of Pockets
3
Overall Beam Width
87.00 in (220.98 cm)
Pry-Out Force
38,513.00 lbs (17,469.22 kg)
Ripper Type
Adjustable Parallelogram
Weight - Each Additional Shank
330.00 lbs (149.69 kg)
Weight - With One Shank
7,431.00 lbs (3,370.65 kg)
Service Refill Capacities
Caterpillar D7R II Crawler Dozer Service Refill Capacities specifications
Attachment Hydraulic System Tank Only
14.30 gal (54.13 l)
Cooling System
20.40 gal (77.21 l)
Engine Crankcase
8.20 gal (31.04 l)
Final Drive - Each
3.40 gal (12.87 l)
Fuel Tank
126.50 gal (478.80 l)
Pivot Shaft Compartment
0.50 gal (1.89 l)
Power Train
47.00 gal (177.90 l)
Roller Frames - Each
6.50 gal (24.60 l)
Standard Blade
Caterpillar D7R II Crawler Dozer Standard Blade specifications
Capacity
9 cu yd
Cutting Depth
20.70 in (52.58 cm)
Height
60.00 in (152.40 cm)
Width
12.10 ft (3.69 m)
Transmission
Caterpillar D7R II Crawler Dozer Transmission specifications
1.0 Forward
2.20 mph (3.54 kph)
1.0 Reverse
2.90 mph (4.67 kph)
2.0 Forward
3.80 mph (6.12 kph)
2.0 Reverse
4.90 mph (7.89 kph)
3.0 Forward
6.60 mph (10.62 kph)
3.0 Reverse
8.50 mph (13.68 kph)
Max Speed - Forward
6.60 mph (10.62 kph)
Max Speed - Reverse
8.50 mph (13.68 kph)
Number Of Forward Gears
3
Number Of Reverse Gears
3
Transmission Type
Hydrostatic
Undercarriage
Caterpillar D7R II Crawler Dozer Undercarriage specifications
Carrier Rollers/Side
1
Ground Clearance
1.36 ft (0.41 m)
Ground Contact Area
4,991.00 in (12,677.14 cm)
Ground Contact Area - Lgp
8974.52 in2
Ground Pressure
11 psi
Ground Pressure - Lgp
6.6 psi
Grouser Height
3.00 in (7.62 cm)
Number Of Shoes Per Side
40
Number Of Track Rollers Per Side
7
Pitch
8.50 in (21.59 cm)
Shoe Type
Extreme Service
Shoes/Side
40
Shoes/Side - Lgp
43
Standard Shoe Size
22.00 in (55.88 cm)
Track Gauge
6.50 ft (1.98 m)
Track Gauge - Lgp
87.99 in (223.49 cm)
Track On Ground
9.40 in (23.88 cm)
Track On Ground - Lgp
124.68 in (316.69 cm)
Track Pitch
8.50 in (21.59 cm)
Track Rollers/Side
7
Track Rollers/Side - Lgp
7
Width - Shoe
22.00 in (55.88 cm)
Width - Shoe - Lgp
36.00 in (91.44 cm)
Width - Shoe - Optional
24.00 in (60.96 cm)
Weights
Caterpillar D7R II Crawler Dozer Weights specifications
Operating Weight - Lgp
60,503.00 lbs (27,443.73 kg)
Operating Weight - Xr
57,056.00 lbs (25,880.20 kg)
Shipping Weight
45,479.00 lbs (20,628.95 kg)
Shipping Weight - Lgp
50,094.00 lbs (22,722.28 kg)
Shipping Weight - Xr
46,752.00 lbs (21,206.38 kg)
Winch
Caterpillar D7R II Crawler Dozer Winch specifications
Drum Capacity - 24 Mm (1 In)
418.00 ft (127.41 m)
Drum Capacity - 29 Mm (1.13 In)
276.00 ft (84.12 m)
Drum Capacity - 32 Mm (1.25 In)
193.00 ft (58.83 m)
Drum Diameter
12.50 in (31.75 cm)
Drum Width
13.30 in (33.78 cm)
Ferrule Size (O.D. Length)
2.38 in x 2.56 in / 60 mm x 65 mm
Flange Diameter
24.00 in (60.96 cm)
Increased Tractor Length - Lgp
29.20 in (74.17 cm)
Increased Tractor Length - Std
29.20 in (74.17 cm)
Increased Tractor Length - Xr
23.10 in (58.67 cm)
Oil Capacity
4.00 gal (15.14 l)
Weight*
4,176.00 lbs (1,894.20 kg)
Winch And Bracket Length
57.50 in (146.05 cm)
Winch Case - Width
46.10 in (117.09 cm)
Winch Model
PA110VS Variable Speed
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