973K Track Loader

973K Track Loader - Steel Mill Configuration

Product Specs

Engine

Net Power - ISO 9249/SAE J1349 (DIN)
278HP
Flywheel Power
275HP
Engine Model
Cat C9.3
Net Power - ISO 9249/SAE J1349
275HP
Note (1)
All nonroad Tier 4 Interim and Final, Stage IIIB, IV and V, Japan 2014 (Tier 4 Final) and Korea Tier 4 Final diesel engines are required to use only Ultra Low Sulfur Diesel (ULSD) with 15 ppm (mg/kg) of sulfur or less, or up to B20 biodiesel blended with
Note (2)
Diesel Exhaust Fluid (DEF) used in Cat Selective Catalytic Reduction (SCR) systems must meet the requirements outlined in the International Organization for Standardization (ISO) standard 22241.
Emissions
U.S. EPA Tier 4 Final/EU Stage V/Japan 2014 (Tier 4 Final), Korea Tier 4 Final OR China Nonroad Stage III/UN ECE R96 Stage IIIA emission standards, equivalent to Tier 3/Stage IIIA

Buckets

Capacity - Performance Series
5yd³
Width - General Purpose
117in
Width - Performance Series
117in
Width - Multi-Purpose
116in
Width - Landfill
117in
Width - Slag
112in
Capacity - General Purpose
4.2yd³
Capacity - Landfill
6.4yd³
Capacity - Multi-Purpose
4yd³
Capacity - Slag
4yd³

Undercarriage

Track Rollers/Shoes - Each Side
7 / 40
Ground Pressure* - Standard Shoe - 550 mm (21.6 in)
11.3psi
Ground Pressure* - Optional Shoe - 675 mm (26.6 in)
9.3psi
Ground Pressure* - Wide Gauge - 830 mm (32.7 in)
8.3psi
Track on Ground
115.3in
Ground Contact Area* - Optional Shoe - 675 mm (26.6 in)
6960in²
Ground Contact Area* - Standard Shoe - 550 mm (21.6 in)
5673in²
Ground Contact Area* - Wide Gauge - 830 mm (32.7 in)
8572in²
Track Shoe Width - Optional
26.6in
Track Shoe Width - Standard
21.6in
Track Shoe Width - Wide Gauge
32.7in
Track Gauge
85in
Grouser Height - Double Grouser
1.92in
Note
*ISO 16754:2008.

Dimensions

Overall Machine Width without Bucket: With Standard Tracks - 550 mm (21.6 in) Shoes
106.7in
Machine Height - Top of Cab
138.2in
Overall Machine Length*
298.4in
Carry Position Approach Angle
15°
Digging Depth*
6.2in
Maximum Rollback - Ground/Carry Position
43°/47°
Bucket Height - Carry Position
19in
Reach at Full Lift Height and 45° Dump*
53.8in
Clearance at Full Lift Height and 45° Dump*
116.2in
Maximum Rollback/Dump - Fully Raised
59°/49°
Grading Angle
85°
Ground Clearance
18.5in
Height - Bucket Hinge Pin
166.1in
Height - Top of Stack
120.8in
Note
*With General Purpose bucket and heavy duty teeth.
Overall Machine Height - Bucket Fully Raised
226.5in
Ramp Angle
29°

Weights

Operating Weight - Waste Handler
64319lb
Operating Weight - Steel Mill
74293lb
Operating Weight
63900lb
Operating Weight - Wide Gauge
71218lb
Note (1)
Subtract approximately 295 kg / 650 lb for machines not equipped with Tier 4 Final/Stage V emissions reduction technology.

Service Refill Capacities

Fuel Tank
101.5gal (US)
DEF Tank
9.2gal (US)

Air Conditioning System

Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.1 kg of refrigerant which has a CO2 equivalent of 1.573 metric tonnes.

Equipment

  • Power Train
    • Cat C9.3 diesel engine
    • Engine mounted aftertreatment to meet U.S. EPA Tier 4 Final/EU Stage V/Japan 2014 (Tier 4 Final), Korea Tier 4 Final emission standards OR Cat C9.3 diesel engine to meet China Nonroad Stage III/UN ECE R96 Stage IIIA emission standards, equivalent to Tier 3/Stage IIIA
    • Turbocharged with ATAAC
    • Modular cooling system for engine air intake, oil and water
    • Radiator fan, electronically controlled, hydraulically driven, temperature sensing, on demand
    • Electro Hydrostatic Control (EHC) for transmission with travel and work modes
    • Fuel cooler
    • Water separator
    • Air cleaner dry-type, axial seal with integral precleaner and dust ejection system, electronic filter condition indicator
    • Caterpillar extended life coolant

Optional Equipment

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