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.
