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Ziegler CAT

994K Wheel Loader

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.

Brand: Caterpillar

Photos

Videos

  • Meet the Pros: Randy Aneloski, Cat® Large Wheel Loaders
  • Cat® K Series Large Wheel Loader Operator Training

360° View

Exterior

360° Exterior view. Double click on the image to zoom in on any area of the product.

Interior

360° interior view. Double click on the image to zoom in on any area of the product.

Specifications

  • Engine
    SpecValue
    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
    Peak Torque - 1,200 rpm - SAE J1995 8549 lb/ft
    Gross Power - ISO 14396 1847 HP
    Torque Rise 39%
    Net Power - SAE J1349 - Standard Ambient 1739 HP
    Note (4) *Tier 4 Final/EU Stage IV configuration is ready to meet Stage V emission requirements once in effect.
    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.
  • Operating Specifications
    SpecValue
    Operating Weight 534852 lb
    Bucket Capacity Range 19.1-24.5 m3 (25-32 yd3)
    Rated Payload - High Lift 42 t
    Rated Payload - Standard 45 t
    Bucket Capacity Range - Iron Ore 22.3 yd³
    Bucket Capacity Range - Rock 19.1-24.5 m3 (25-32 yd3)
    Bucket Capacity Range - Coal 32.1-43.6 m3 (42-57 yd3)
  • Transmission
    SpecValue
    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 3 15.2 mile/h
    Direct Drive - Reverse 3 16.8 mile/h
    Direct Drive - Reverse 1 Lock-up disables
    Direct Drive - Forward 2 8.7 mile/h
    Direct Drive - Reverse 2 9.6 mile/h
    Direct Drive - Forward 1 Lock-up disables
    Note Travel speeds based on 58/85-57 tires.
  • Hydraulic System - Lift/Tilt
    SpecValue
    Relief Valve Setting - Lift/Tilt 4587 psi
    Maximum Flow at 1,700 rpm Engine Speed 541 gal/min
    Cylinders, Double Acting - Tilt, Bore and Stroke 310 × 1086 mm (12.2 × 42.8 in)
    Cylinders, Double Acting - Lift, Bore and Stroke 370 × 1713 mm (14.6 × 67.4 in)
    Pilot System Open Loop and Pressure Reducing
    Lift/Tilt System - Pump Variable Displacement Piston
    Lift/Tilt System - Circuit Positive Flow Control
  • Hydraulic Cycle Times
    SpecValue
    Raise 12.6 s
    Dump 3.1 s
    Rack Back 4.9 s
    Lower Float Down 4.2 s
    Total Hydraulic Cycle Time - Empty Bucket 23.5 s
  • Complete System Fill
    SpecValue
    Hydraulic Tank - Steering and Braking 100 gal (US)
    Transmission 110 gal (US)
    Fuel Tank - Standard 910 gal (US)
    Hydraulic Tank - Implement and Hydraulic Fan 270 gal (US)
    Engine Crankcase 76 gal (US)
    Cooling System 138 gal (US)
    Fuel Tank - With 24 hr Attachment 1500 gal (US)
    Differential - Final Drives - Rear 200 gal (US)
    Differential - Final Drives - Front 220 gal (US)
    Oil Renewal System (ORS)* 20 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.
  • Buckets
    SpecValue
    Bucket Capacities 19.1-24.5 m3 (25-32 yd3)
  • Axles
    SpecValue
    Front Fixed
    Rear Trunnion
    Oscillation Angle
  • Brakes
    SpecValue
    Brakes ISO 3450:2011
  • Sound Performance - Standard
    SpecValue
    Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent 72 dB(A)
    Machine Sound Level (ISO 6395:2008) 119 dB(A)
    Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV* 72 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 a noisy environment.
    Note *EU Stage V ready.
  • Hydraulic System - Steering
    SpecValue
    Maximum Flow at 1,700 rpm Engine Speed 259 gal/min
    Relief Valve Setting - Steering 4496 psi
    Steering System - Circuit Pilot, Load Sensing
    Total Steering Angle 80 degrees
    Steering System - Pump Piston, Variable Displacement
    Steering Cycle Times - Low Idle 7.6 s
    Steering Cycle Times - High Idle 4.3 s
  • Cooling System
    SpecValue
    Ambient Capability Hydraulically Driven Demand Fan - Standard 109.4 °F
    Ambient Capability Hydraulically Driven Demand Fan - High (Tier 4 Final) 127.4 °F
    Ambient Capability Hydraulically Driven Demand Fan - High (Tier 1 equivalent) 131 °F
  • Dimensions - Standard Lift - Approximate
    SpecValue
    Front Axle Centerline to Bucket Tip 21.3 ft
    Rack Back Angle - Ground Level 39.7 degrees
    Clearance at Maximum Lift 20.2 ft
    Ground to Top of ROPS 23.4 ft
    Maximum Overall Length 64 ft
    Maximum Overall Height - Bucket Raised 38.6 ft
    Reach - Maximum Lift 9.3 ft
    Rack Angle at Maximum Lift 59.5 degrees
    Ground to Top of Exhaust Stacks 23.2 ft
    Ground to Bumper Clearance 4.4 ft
    Dump Angle at Maximum Lift –50.0 degrees
    Width - Over Tires - With Bulge 18.8 ft
    Ground to Center of Axles 6 ft
    Tread Width 14.1 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.
    B-Pin Height - Maximum Lift 28.8 ft
    Rack Back Angle - Carry 47.7 degrees
    Rear Axle - Centerline to Bumper 20.4 ft
    Ground to Lower Hitch Clearance 2.9 ft
    Ground to Top of Hood 18.6 ft
    Wheel Base 22.3 ft
  • Dimensions - High Lift - Approximate
    SpecValue
    Rack Back Angle - Carry 53.7 degrees
    Reach - Maximum Lift 8.8 ft
    Ground to Lower Hitch Clearance 2.9 ft
    Maximum Overall Length 66 ft
    Ground to Bumper Clearance 4.4 ft
    Rack Back Angle - Ground Level 45.0 degrees
    Tread Width 14.1 ft
    Clearance at Maximum Lift 23.3 ft
    Dump Angle at Maximum Lift –50.0 degrees
    Rear Axle - Centerline to Bumper 20.4 ft
    Ground to Center of Axles 6 ft
    Wheel Base 22.3 ft
    Maximum Overall Height - Bucket Raised 41.2 ft
    Ground to Top of Hood 18.6 ft
    Width - Over Tires - With Bulge 18.8 ft
    B-Pin Height - Maximum Lift 31.7 ft
    Ground to Top of Exhaust Stacks 23.2 ft
    Front Axle Centerline to Bucket Tip 23.3 ft
    Rack Angle at Maximum Lift 59.4 degrees
    Ground to Top of ROPS 23.4 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.
  • Sound Performance - Suppression
    SpecValue
    Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV* 71 dB(A)
    Note *EU Stage V ready.
    Machine Sound Level (ISO 6395:2008) 117 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 a noisy environment.
    Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent 71 dB(A)