973C Track Loader

Overview & Specifications

Engine

Flywheel Power

230 hp

172 kW

Engine Model

Cat C-9

Cat C-9

Net Power - Cat

230 hp

172 kW

Net Power - ISO 9249

230 hp

172 kW

Net Power - SAE J1349

230 hp

172 kW

Net Power - EEC 80/1269

230 hp

172 kW

Bore

4.41 in

112 mm

Stroke

5.87 in

149 mm

Displacement

537 in3

8.8 L

Undercarriage

Track Shoe Type

Double Grouser, Extreme Service

Double Grouser, Extreme Service

Track Shoe Width - Standard

19.7 in

500 mm

Track Shoe Width - Optional

26.6 in

675 mm

Track Rollers - Each Side

7

7

Number of Shoes - Each Side

40

40

Track on Ground

115 in

2930 mm

Ground Contact Area - Standard Shoe

4542 in2

2.93 m2

Ground Contact Area - Optional Shoe

6138 in2

3.96 m2

Ground Pressure - Standard Shoe

13.2 psi

91.2 kPa

Ground Pressure - Optional Shoe

9.8 psi

67.6 kPa

Grouser Height - Double Grouser

1.93 in

49 mm

Track Gauge

82 in

2080 mm

Drive System

Type

Hydrostatic drive with infinite machine speeds up to 10 km/h (6.2 mph)

Hydrostatic drive with infinite machine speeds up to 10 km/h (6.2 mph)

Drive Pump

Two, variable-displacement, slipper-type axial piston pumps

Two, variable-displacement, slipper-type axial piston pumps

Track Motor

Two, variable-displacement, bent axis piston motors

Two, variable-displacement, bent axis piston motors

Relief Valve Setting

6380 psi

44000 kPa

Hydraulic System - Equipment

Type

Vane

Vane

Output

88.5 gal/min

335 L/min

Main Relief Valve Setting

2755 psi

19000 kPa

Lift Cylinders - Bore

6.5 in

165 mm

Lift Cylinders - Stroke

36.8 in

935 mm

Tilt Cylinders - Bore

5.5 in

140 mm

Tilt Cylinders - Stroke

24.9 in

633 mm

Hydraulic System - Pilot

Output - maximum

3.2 gal/min

12 L/min

Relief Valve Setting

348 psi

2400 kPa

Cycle Time - Raise

6.7 Seconds

6.7 Seconds

Cycle Time - Dump

1.5 Seconds

1.5 Seconds

Cycle Time - Lower, Empty, Float Down

2.9 Seconds

2.9 Seconds

Service Refill Capacities

Fuel Tank

113 gal

430 L

Cooling System

11 gal

43 L

Crankcase (with Filter)

7.13 gal

27 L

Final Drives (each)

7.5 gal

28.5 L

Hydraulic system (Equipment, Power Train and Tank)

42 gal

159 L

Hydraulic Tank

15.85 gal

60 L

Pump Drive Box

1 gal

3.8 L

Pivot Shaft

0.8 gal

3 L

Hydraulic System

44.6 gal

169 L

Hydrostatic Drive System

21.9 gal

83 L

Electrical System

Type

24V DC

24V DC

Battery Capacity

1100 CCA

1100 CCA

Battery Voltage

12

12

Battery Quantity

2

2

Alternator

70-AMP, Heavy-duty Brushless

70-AMP, Heavy-duty Brushless

Weights

Operating Weight

58941 lb

26731 kg

Shipping Weight - without Bucket

53499 lb

24263 kg

Buckets

Capacity - General Purpose

4.19 yd3

3.2 m3

Capacity - Multi-Purpose

3.79 yd3

2.9 m3

Bucket Width - General Purpose

112 in

2845 mm

Bucket Width - Multi-Purpose

107 in

2710 mm

Operating Specifications

Max. Travel Speed

6.2 mph

10 km/h

Ripper Specifications

Type

Radial

Radial

Number of pockets

3

3

Overall Width/Beam

86 in

2200 mm

Shank cross section

74 x 175 mm 2.9x 6.9 in

74 x 175 mm 2.9x 6.9 in

Ground Clearance

26 in

670 mm

Penetration

17 in

428 mm

Ripping Width

78.74 in

2000 mm

Cylinders - Bore

5 in

127 mm

Cylinders - Stroke

14.4 in

365 mm

Addition to Machine Length due to Ripper (in Transportation Position)

73.8 in

1875 mm

Standards

ROPS/FOPS

ROPS/FOPS

ROPS/FOPS

Brakes

Brakes

Brakes

Cab

Cab

Cab