993K Wheel Loader

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Cat Large Wheel Loaders are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to move more material efficiently and safely at a lower cost per ton. Introduced in 2008 the success of the 993K is a testament to its heritage. Created from Cat Large Wheel Loader DNA, the roots of performance, durability, comfort and efficiency runs deep. Move more make more with the 993K.

Engine

Net Power
973 HP

Operating Specifications

Operating Weight
294687 lb
Bucket Range
12.2-23.7 m3 (16.0-31.0 yd3)
Cat Truck Match - High Lift
777, 785
Rated Payload - Standard Lift
30 t
Operating Weight - Tier 4 Final*
294687 lb
Cat Truck Match - Standard Lift
777
Operating Weight*
294687 lb
Rated Payload - High Lift
27.5 t
Operating Weight - Tier 2 Equivalent*
294687 lb
Note
* High lift, 60/65-51 BFOR (311-1938), standard cooling, 13.8 m3 (18.0 yd3) bucket (496-9912).
Articulation Angle
43 °

Buckets

Bucket Capacities
12.2-23.7 m3 (16.0-31.0 yd3)

Transmission

Transmission Type
Cat Planetary Power Shift
Forward - 1
4.2 mile/h
Forward - 2
7.4 mile/h
Forward - 3
12.7 mile/h
Reverse - 1
4.7 mile/h
Reverse - 2
8.1 mile/h
Reverse - 3
13.9 mile/h
Direct Drive - Forward 1
Lock-up disabled
Direct Drive - Forward 2
8 mile/h
Direct Drive - Forward 3
14.1 mile/h
Direct Drive - Reverse 2
8.8 mile/h
Direct Drive - Reverse 1
4.9 mile/h
Direct Drive - Reverse 3
15.6 mile/h
Note
50/65-51 BFOR (311-1938), calculated speeds.

Axles

Front
Fixed
Rear
Trunnion
Oscillation Angle
10 degrees

Service Refill Capacities

Fuel Tank
573.3 gal (US)
Cooling System
80.2 gal (US)
Crankcase
31.7 gal (US)
Transmission
52 gal (US)
Hydraulic System - Tank Only
146 gal (US)
Hydraulic System Factory Fill
230 gal (US)
Differential - Final Drives - Rear
127.3 gal (US)
Differential - Final Drives - Front
127.3 gal (US)
Note
High Lift configuration.

Engine - Tier 2 Equivalent

Net Power - ISO 14396
1024 HP
Bore
5.7 in
Net Power - EEC 80/1269
973 HP
Peak Torque - 1,250 rpm
4034 ft-lb
Gross Power - SAE J1995
1041 HP
Stroke
6.4 in
Rated Speed
1800 r/min
Net Power - ISO 9249
973 HP
Displacement
1959 in³
Net Power - SAE J1349
964 HP
Emissions
U.S. EPA Tier 2 Equivalent
Torque Rise
33%
Engine Model
Cat C32 with ACERT Technology
Note
Standard ambient cooling.

Engine - Tier 4 Final

Engine Model
Cat® C32 with ACERT™ Technology
Emissions
U.S. EPA Tier 4 Final
Net Power - ISO 14396
1024 HP
Torque Rise
33%
Net Power - ISO 9249
973 HP
Rated Speed
1800 r/min
Bore
5.7 in
Gross Power - SAE J1995
1039 HP
Net Power - SAE J1349
964 HP
Net Power - EEC 80/1269
973 HP
Peak Torque - 1,250 rpm
4034 lb/ft
Displacement
1959 in³
Stroke
6.4 in
Note
Standard ambient cooling.

Hydraulic System - Steering

Steering System - Pump
Piston, variable displacement
Steering System - Circuit
Closed
Relief Valve Setting - Steering
5000 psi
Maximum Flow at 1,985 rpm (6900 kPa/1,000 psi)
133 gal/min
Total Steering Angle
86 °

Hydraulic Cycle Times

Raise
9.2 s
Dump
1.8 s
Total Hydraulic Cycle Time
17.2 s
Lower Float Down
3.1 s
Rack Back
2.4 s
Lower
3.8 s
Note
High Lift configuration, calculated speeds.

Hydraulic System - Lift/Tilt

Tilt Cylinder - Stroke
40.9 in
Lift Cylinder - Stroke
66.2 in
Lift/Tilt System - Circuit
Positive Flow Control
Lift Cylinder - Bore
10.5 in
Tilt Cylinder - Bore
9.3 in
Maximum Flow at 1,650 rpm
311 gal/min
Relief Valve Setting - Lift/Tilt
4200 psi
Cylinders - Lift/Tilt
Double-acting
Lift/Tilt System - Pump
Variable Piston
Note
High Lift configuration.

Sound

Operator Sound Pressure - ANSI/SAE J1166 FEB08
72 dB(A)
Dynamic Operator Sound Pressure Level (ISO 6396:2008)
70 dB(A)
Note (1)
Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment. Hearing protection may be needed when the machine is operated wi
Note (3)
The machine sound power level is 113 dB(A), measured according to the test procedures and conditions specified in ISO 6395:2008 for the sound suppressed machine configuration. The measurement was conducted at 70 percent of the maximum engine cooling fan s
Note (2)
The machine sound power level is 116 dB(A), measured according to the test procedures and conditions specified in ISO 6395:2008 for the standard machine configuration. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.