CAT D7R XR Dozer


Blades

S-Blade Width 12.8 ft in (3.91 m)
A-Blade Width 13.5 ft in (4.12 m)
Angle Straight Blade Width 14.75 ft in (4.5 m)
Blade Type S, SU, U, A
Su – Blade Width 12.1 ft in (3.69 m)

Dimensions

Length W/ Blade 19.81 ft in (6037 mm)
Width Over Tracks 9.42 ft in (2869 mm)
Height To Top Of Cab 11.73 ft in (3573 mm)
Length Of Track On Ground 10.01 ft in (3050 mm)
Ground Clearance 1.36 ft in (414 mm)
Length W/O Blade 15.54 ft in (4736 mm)
Height – Rops/Canopy 11.7 ft in (3.57 m)
Height 7.9 ft in (2407.92 mm)
Overall Length – Basic Tractor – With Drawbar 15.5 ft in (4.73 m)
Overall Length – With Blade 258 in (6553.2 mm)

Undercarriage

Track Gauge 6.5 ft in (1981.2 mm)
Standard Shoe Size 24.02 in (610 mm)
Ground Clearance 0.12 ft in (34.29 mm)
Ground Contact Area 5768 in2 (3.73 m2)
Number Of Shoes Per Side 41
Number Of Track Rollers Per Side 8
Ground Pressure 10.46 psi (72.12 kPa)
Shoe Type Extreme Service-Heavy Duty
Shoes/Side 41
Track On Ground 10 in (254 mm)
Track Rollers/Side 8
Width – Shoe 24.02 in (610.11 mm)

Ripper

Number Of Pockets 3
Ripper Type Parallelogram
Overall Beam Width 87.1 in (2210.1 mm)
Maximum Penetration 29.5 in (748.1 mm)
Maximum Clearance Raised – Under Tip, Pinned In Bottom Hole 25.2 in (638.1 mm)

Engine Details

Number Of Cylinders 6
Engine Make CAT
Engine Model 3306T
Gross Power 247 hp (184.2 kw)
Net Power 230 hp (171.6 kw)
Power Measured @ 2100 rpm
Displacement 640.8 cu in (10.6 L)
Aspiration Turbocharged
Engine Model 3306 T
Flywheel Power 230 hp (171.6 kw)
Maximum Flywheel Power 247 hp (184.2 kw)
Flywheel Power – Power Shift 140 hp (104.4 kw)

Operational Specs

Operating Weight 54100 lb (24539.4 kg)
Fuel Tank Capacity 126.6 gal (479 L)
Cooling System Fluid Capacity 19.9 gal (75 L)
Engine Oil Capacity 7.3 gal (27.3 L)
Hydraulic Fluid Capacity 14.3 gal (54.1 L)
Powertrain Fluid Capacity 47.1 gal (178 L)
Final Drives Fluid Capacity 3.5 gal (13 L)
Operating Voltage 24 V
Alternator Supplied Amperage 70 amps

Transmission

Transmission Type Power Shift
Number Of Forward Gears 3
Number Of Reverse Gears 3
Max Speed – Forward 6.8 mph (11 km/h)
Max Speed – Reverse 8.6 mph (13.9 km/h)
1.0 Forward 2.2 mph (3.5 km/h)
2.0 Forward 4 mph (6.5 km/h)
3.0 Forward 6.8 mph (10.8 km/h)
1.0 Reverse 3 mph (4.7 km/h)
2.0 Reverse 5.1 mph (8.1 km/h)
3.0 Reverse 8.6 mph (13.8 km/h)

Weights

Operating Weight 61236 lb (27776.2 kg)
Operating Weight – Power Shift 60336 lb (27368 kg)

Hydraulic System

Pump Type Piston
Relief Valve Pressure 3306 psi (22794.1 kPa)
Pump Flow Capacity 46.8 gal/min (177 L/min)

Standard Blade

Width 12.2 ft in (3693 mm)
Height 60 in (1524 mm)
Capacity 9 yd3 (6.9 m3)
Cutting Depth 20.8 in (527 mm)

Service Refill Capacities

Cooling System 19.9 gal (75 L)
Fuel Tank Capacity 126.6 gal (479.1 L)
Final Drive – Each 3.5 gal (13 L)
Hydraulic Tank 14.3 gal (54.1 L)
Engine Crankcase 7.2 gal (27 L)
Power Train 48.1 gal (182.1 L)
Transmission – Bevel Gear And Steering Clutch Compartments – Torque Converter 48.1 gal (182.1 L)

Winch

Flange Diameter 21.7 in (550 mm)
Oil Capacity 21.4 gal (81.1 L)
Winch And Bracket Length 48.5 in (1231.9 mm)
Drum Diameter 12.1 in (305.1 mm)
Drum Width 12.2 in (309.9 mm)
Winch Case – Width 48.1 in (1220 mm)
Weight* 4120.5 lb (1869 kg)
Increased Tractor Length – Std 3.1 in (77 mm)
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