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Ziegler CAT

990K Millyard Arrangement 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. The 990K Millyard Arrangement is designed to meet the demands of millyard applications. The features of the 990K Millyard work together to provide a durable and reliable machine to meet the needs of the modern millyard.

Brand: Caterpillar

Photos

Videos

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

Specifications

  • Engine
    SpecValue
    Net Power 699 HP
    Engine Model Cat® C27
    Bore 5.4 in
    Stroke 6 in
    Displacement 1649.5 in³
    Torque Rise 18 %
    Rated Speed 1,800 rpm
    Rated Speed - Gross - ISO 14396 752 HP
    Gross - ISO 14396 752 HP
    Net Power - SAE J1349 699 HP
    Rated Speed - Net Power - SAE J1349 - Standard Ambient 699 HP
    Rated Speed - Net Power - SAE J1349 - High Ambient 648 HP
    Peak Torque - 1,200 rpm 2624 lb/ft
    Rated Speed - Gross - SAE J1995 766 HP
    Emissions U.S. EPA Tier 4 Final or Tier 2 equivalent
  • Operating Specifications
    SpecValue
    Operating Weight 202398 lb
    Tipping Load - Straight 92990 lb
    Tipping Load - Articulated 35° 81896 lb
  • Transmission
    SpecValue
    Transmission Type Cat planetary power shift
    Forward - 1 4.5 mile/h
    Forward - 2 8.3 mile/h
    Forward - 3 14.2 mile/h
    Reverse - 1 4.9 mile/h
    Reverse - 2 9.1 mile/h
    Reverse - 3 15.5 mile/h
    Direct Drive - Forward 3 15.2 mile/h
    Direct Drive - Forward 1 Lock-up disabled
    Direct Drive - Reverse 3 16.4 mile/h
    Direct Drive - Reverse 1 5.4 mile/h
    Direct Drive - Reverse 2 9.6 mile/h
    Direct Drive - Forward 2 8.5 mile/h
    Note Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
  • Hydraulic System - Lift/Tilt
    SpecValue
    Maximum Flow at 1,800 rpm (1) 216 gal/min
    Lift/Tilt System - Circuit Positive flow control
    Relief Valve Setting - Lift/Tilt 4786 psi
    Maximum Flow at 1,800 rpm (2) 22.2 gal/min
    Relief Valve Setting 507 psi
    Pilot System Open loop and pressure reducing
    Lift/Tilt System Variable displacement piston
    Cylinders, Double Acting - Tilt, Bore and Stroke 317.5 mm × 819 mm (12.5 in × 32.2 in)
    Cylinders, Double Acting - Lift, Bore and Stroke 254 mm × 1264 mm (10.0 in × 49.8 in)
  • Hydraulic Cycle Times
    SpecValue
    Raise 9.4 s
    Dump 2.9 s
    Lower Float Down 3.6 s
    Lower 3.7 s
    Rack Back 4.8 s
  • Service Refill Capacities
    SpecValue
    Fuel Tank 294.3 gal (US)
    Cooling System 54.9 gal (US)
    Transmission 29.1 gal (US)
    Hydraulic Tank - Steering and Braking 34.9 gal (US)
    Differential - Final Drives - Rear 68.9 gal (US)
    Engine Crankcase 20 gal (US)
    Differential - Final Drives - Front 71.6 gal (US)
    Hydraulic Tank - Implement and Hydraulic Fan 68.9 gal (US)
    Hydraulic System Factory Fill 210 gal (US)
  • Axles
    SpecValue
    Front Fixed
    Rear Trunnion
    Oscillation Angle 8.5°
  • Brakes
    SpecValue
    Brakes SAE J1473 OCT90, ISO 3450:1992
  • Hydraulic System - Steering
    SpecValue
    Relief Valve Setting - Steering 4641 psi
    Maximum Flow at 1,400 rpm 94.5 gal/min
    Steering System - Circuit Pilot, load sensing
    Total Steering Angle 70°
    Steering System - Pump Piston, variable displacement
  • Sound Performance - Standard
    SpecValue
    Machine Sound Level (ISO 6395:2008) 115 dB(A)
    Operator Sound Level (ISO 6396:2008) 69 dB(A)
  • Sound Performance - Suppression
    SpecValue
    Operator Sound Level (ISO 6396:2008) 69 dB(A)
    Machine Sound Level (ISO 6395:2008) 113 dB(A)
  • Dimensions - Millyard Linkage - Approximate
    SpecValue
    Ground to Top of Exhaust Stacks 16.6 ft
    Fork Height at Maximum Lift 18.3 ft
    Ground to Top of Hood 12.7 ft
    Ground to Top of ROPS 17.2 ft
    Fork Top Clamp Opening 12.3 ft
    Maximum Overall Length 45.4 ft
    Ground to Lower Hitch Clearance 2 ft
    Ground to Bumper Clearance 3.1 ft
    Fork Height with Level Arms 8.9 ft
    Front Axle Centerline to Fork Tip 17.6 ft
    Rear Axle - Centerline to Bumper 12.5 ft
    Ground to Center of Front Axle 3.9 ft
    Hinge Pin Height at Maximum Lift 19.4 ft
    Wheel Base 15.1 ft
    Dump Angle at Maximum Lift 29.3 degrees
  • Forks
    SpecValue
    Fork End Area 78 ft²