994K 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 1990, the 994 has become the top customer choice in its size class for over 25 years. Focused on helping our customers succeed, we have continued to build upon each new series’ legacy of reliability, safety, operator comfort, serviceability and sustainability.
All images included in this Specalog show a U.S. EPA Tier 1/EU Stage I Equivalent configuration. It’s important to note that the Tier 4 Final/EU Stage V Equivalent will have some physical differences, including the presence of a DEF tank.

Engine

Net Power
1739 HP
Engine Model
Cat® 3516E
Bore
6.7 in
Stroke
8.5 in
Displacement
4766 in³
Rated Speed
1,600 rpm
Emissions
U.S. EPA Tier 4 Final/EU Stage IV* or U.S. EPA Tier 1/EU Stage I Equivalent
Gross Power - SAE J1995
1870 HP
Net Power - SAE J1349 - Standard Ambient
1739 HP
Peak Torque - 1,200 rpm - SAE J1995
8549 lb/ft
Torque Rise
39%
Net Power - SAE J1349 - High Ambient
1696 HP
Note (1)
The power ratings apply when tested under the reference conditions for the specified standard.
Note (2)
The net power advertised is the power available at the flywheel when the engine is equipped with fan, alternator, air cleaner, and muffler.
Note (3)
The gross power advertised is with the fan at maximum speed.
Note (4)
*Tier 4 Final/EU Stage IV configuration is ready to meet Stage V emission requirements once in effect.
Gross Power - ISO 14396
1847 HP

Operating Specifications

Operating Weight
534852 lb
Bucket Capacity Range
17.2 - 43.6 m³ (22.3 - 57 yd³)
Rated Payload - Standard Lift (Moderate to High Digging Resistance)
45 ton (US)
Rated Payload - Standard Lift (Low to Moderate Digging Resistance)
60 ton (US)
Rated Payload - High Lift (Moderate to High Digging Resistance)
42 ton (US)
Rated Payload - High Lift (Low to Moderate Digging Resistance)
55 ton (US)
Bucket Capacity Range - Iron Ore
17.2 - 21.4 m³ (22.3 - 28 yd³)
Bucket Capacity Range - Rock
19.1 - 29.1 m³ (25 - 38 yd³)
Bucket Capacity Range - Coal
32.1 - 43.6 m³ (42 - 57 yd³)
Note
*In Low to Moderate Digging Resistance: please contact your local dealer to determine if your application is suitable for this increased rated payload

Buckets

Bucket Capacities
19.1-43.6 m3 (25-57 yd3)

Transmission

Transmission Type
Cat Planetary Power Shift
Forward - 1
4.6 mile/h
Forward - 2
8 mile/h
Forward - 3
13.6 mile/h
Reverse - 1
5 mile/h
Reverse - 2
8.8 mile/h
Reverse - 3
14.9 mile/h
Direct Drive - Forward 1
Lock-up disables
Direct Drive - Forward 2
8.7 mile/h
Direct Drive - Forward 3
15.2 mile/h
Direct Drive - Reverse 1
Lock-up disables
Direct Drive - Reverse 2
9.6 mile/h
Direct Drive - Reverse 3
16.8 mile/h
Note
Travel speeds based on 58/85-57 tires.

Axles

Front
Fixed
Rear
Trunnion
Oscillation Angle

Hydraulic Cycle Times

Raise
12.6 s
Dump
3.1 s
Lower Float Down
4.2 s
Rack Back
4.9 s
Total Hydraulic Cycle Time - Empty Bucket
23.5 s

Hydraulic System - Lift/Tilt

Cylinders, Double Acting - Lift, Bore and Stroke
370 × 1713 mm (14.6 × 67.4 in)
Cylinders, Double Acting - Tilt, Bore and Stroke
310 × 1086 mm (12.2 × 42.8 in)
Lift/Tilt System - Circuit
Positive Flow Control
Lift/Tilt System - Pump
Variable Displacement Piston
Maximum Flow at 1,700 rpm Engine Speed
541 gal/min
Pilot System
Open Loop and Pressure Reducing
Relief Valve Setting - Lift/Tilt
4587 psi

Complete System Fill

Cooling System
138 gal (US)
Differential - Final Drives - Front
220 gal (US)
Differential - Final Drives - Rear
200 gal (US)
Engine Crankcase
76 gal (US)
Fuel Tank - Standard
910 gal (US)
Fuel Tank - With 24 hr Attachment
1500 gal (US)
Hydraulic Tank - Implement and Hydraulic Fan
270 gal (US)
Hydraulic Tank - Steering and Braking
100 gal (US)
Transmission
110 gal (US)
Diesel Exhaust Fluid (DEF) (Tier 4 Final/Stage IV)
137 gal (US)
Note
*Not available on Tier 4 Final machines. Not available in all regions.
Oil Renewal System (ORS)*
20 gal (US)

Sound Performance - Standard

Machine Sound Level (ISO 6395:2008)
119 dB(A)
Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent
72 dB(A)
Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV*
72 dB(A)
Note
*EU Stage V ready.
Sound Performance
The measurement was conducted at 70 percent of the maximum engine cooling fan speed. 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

Hydraulic System - Steering

Maximum Flow at 1,700 rpm Engine Speed
259 gal/min
Relief Valve Setting - Steering
4496 psi
Steering System - Circuit
Pilot, Load Sensing
Steering System - Pump
Piston, Variable Displacement
Total Steering Angle
80 degrees
Steering Cycle Times - High Idle
4.3 s
Steering Cycle Times - Low Idle
7.6 s

Cooling System

Ambient Capability Hydraulically Driven Demand Fan - High (Tier 1 equivalent)
131 °F
Ambient Capability Hydraulically Driven Demand Fan - High (Tier 4 Final)
127.4 °F
Ambient Capability Hydraulically Driven Demand Fan - Standard
40.8 °F

Dimensions - High Lift - Approximate

B-Pin Height - Maximum Lift
31.7 ft
Clearance at Maximum Lift
23.3 ft
Dump Angle at Maximum Lift
–50.0 degrees
Front Axle Centerline to Bucket Tip
23.3 ft
Ground to Bumper Clearance
4.4 ft
Ground to Center of Axles
6 ft
Ground to Lower Hitch Clearance
2.9 ft
Ground to Top of Exhaust Stacks
23.2 ft
Ground to Top of Hood
18.6 ft
Ground to Top of ROPS
23.4 ft
Maximum Overall Height - Bucket Raised
41.2 ft
Maximum Overall Length
66 ft
Note
Assumes 22.9 m3 (30 yd3) bucket for standard lift, and 21.4 m3 (28 yd3) bucket for high lift, fitted with Cat Advansys™ heavy duty tips. Assumes tire size 58/85-57.
Rack Angle at Maximum Lift
59.4 degrees
Rack Back Angle - Carry
53.7 degrees
Rack Back Angle - Ground Level
45.0 degrees
Reach - Maximum Lift
8.8 ft
Rear Axle - Centerline to Bumper
20.4 ft
Tread Width
14.1 ft
Wheel Base
22.3 ft
Width - Over Tires - With Bulge
18.8 ft

Dimensions - Standard Lift - Approximate

B-Pin Height - Maximum Lift
28.8 ft
Clearance at Maximum Lift
20.2 ft
Dump Angle at Maximum Lift
–50.0 degrees
Front Axle Centerline to Bucket Tip
21.3 ft
Ground to Bumper Clearance
4.4 ft
Ground to Center of Axles
6 ft
Ground to Lower Hitch Clearance
2.9 ft
Ground to Top of Exhaust Stacks
23.2 ft
Ground to Top of Hood
18.6 ft
Ground to Top of ROPS
23.4 ft
Maximum Overall Height - Bucket Raised
38.6 ft
Maximum Overall Length
64 ft
Note
Assumes 22.9 m3 (30 yd3) bucket for standard lift, and 21.4 m3 (28 yd3) bucket for high lift, fitted with Cat Advansys™ heavy duty tips. Assumes tire size 58/85-57.
Rack Angle at Maximum Lift
59.5 degrees
Rack Back Angle - Carry
47.7 degrees
Rack Back Angle - Ground Level
39.7 degrees
Reach - Maximum Lift
9.3 ft
Rear Axle - Centerline to Bumper
20.4 ft
Tread Width
14.1 ft
Wheel Base
22.3 ft
Width - Over Tires - With Bulge
18.8 ft

Sound Performance - Suppression

Machine Sound Level (ISO 6395:2008)
117 dB(A)
Note
*EU Stage V ready.
Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent
71 dB(A)
Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV*
71 dB(A)
Sound Performance
The measurement was conducted at 70 percent of the maximum engine cooling fan speed. 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

Brakes

Brakes
ISO 3450:2011