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Ziegler CAT

988K Block Handler Arrangement

Introduced in 1963, the 988 has been the industry leader for 50 years. Focused on helping our customers succeed, we have continued to build upon each new series. The 988K continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency. The Cat 988K Block Handler was designed to withstand the demanding and harsh environment of block handling applications. The features of the 988K Block Handler work together to provide a durable and reliable machine to meet your block handling needs.

Brand: Caterpillar

Photos

Videos

  • Cat® K Series Large Wheel Loader Operator Training

360° View

Exterior

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Interior

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

Specifications

  • Engine
    SpecValue
    Net Power 541 HP
    Engine Model Cat® C18
    Net Power - SAE J1349 541 HP
    Bore 5.7 in
    Stroke 7.2 in
    Displacement 1105 in³
    Torque Rise 58 %
    Peak Power Speed - Gross - SAE J1995 588 HP
    Peak Power Speed 1500 r/min
    Peak Power Speed - Gross - ISO 14396 580 HP
    Peak Torque - 1,200 rpm 2104 lb/ft
    Peak Power Speed - Net Power - SAE J1349 541 HP
    Rated Speed 1700 r/min
    Gross - ISO 14396 580 HP
    Emissions U.S. EPA Tier 4 Final/EU Stage IV, Tier 2 Equivalent
  • Operating Specifications
    SpecValue
    Operating Weight 135602 lb
  • Transmission
    SpecValue
    Transmission Type Cat planetary power shift
    Forward - 1 3.6 mile/h
    Forward - 2 4.5 mile/h
    Forward - 3 11.4 mile/h
    Forward - 4 19 mile/h
    Reverse - 1 4.1 mile/h
    Reverse - 2 7.3 mile/h
    Reverse - 3 13 mile/h
    Direct Drive - Forward 4 21 mile/h
    Direct Drive - Reverse 2 7.7 mile/h
    Direct Drive - Reverse 1 4.3 mile/h
    Direct Drive - Forward 2 6.7 mile/h
    Direct Drive - Forward 3 11.9 mile/h
    Direct Drive - Forward 1 Lock-up disabled
    Direct Drive - Reverse 3 13.7 mile/h
  • Hydraulic System - Lift/Tilt
    SpecValue
    Maximum Flow at 1,400-1,860 rpm 153 gal/min
    Cylinders, Double Acting - Lift, Bore and Stroke 235 mm × 976 mm (9.3 in × 38.4 in)
    Cylinders, Double Acting - Tilt, Bore and Stroke 291 mm × 671 mm (11.5 in × 26.4 in)
    Relief Valve Setting 551 psi
    Maximum Flow at 1,700 rpm 13.7 gal/min
    Pilot System Variable displacement piston
    Relief Valve Setting - Lift/Tilt 4757 psi
    Lift/Tilt System Variable displacement piston
    Lift/Tilt System - Circuit Pilot operated - EH control, flow sharing
  • Hydraulic Cycle Times
    SpecValue
    Lower Float Down 3.5 s
    Rack Back 4.5 s
    Total Hydraulic Cycle Time - Empty Bucket 18.2 s
    Dump 2.2 s
    Raise 8 s
  • Hydraulic System - Steering
    SpecValue
    Maximum Flow 74 gal/min
    Steering Cycle Times - High Idle 3.4 s
    Total Steering Angle 86 °
    Steering System - Circuit Pilot, load sensing
    Steering Cycle Times - Low Idle 5.6 s
    Relief Valve Setting - Steering 4641 psi
    Steering System - Pump Piston, variable displacement
  • Service Refill Capacities
    SpecValue
    Cooling System 31.7 gal (US)
    Transmission 31.7 gal (US)
    Differential - Final Drives - Rear 49.1 gal (US)
    Fuel Tank 188.1 gal (US)
    Crankcase 15.9 gal (US)
    Diesel Exhaust Fluid Tank 8.7 gal (US)
    Differential - Final Drives - Front 49.1 gal (US)
    Hydraulic System Factory Fill 125.5 gal (US)
    Hydraulic System - Tank Only 63.4 gal (US)
  • Axles
    SpecValue
    Front Fixed
    Rear Trunnion
    Oscillation Angle 13 °
  • Brakes
    SpecValue
    Brakes SAE J1473 OCT90, ISO 3450:1992
  • Sound Performance - Standard
    SpecValue
    Interior Sound Level 71 dB(A)
    Exterior Sound Level 111 dB(A)
  • Sound Performance - Suppression
    SpecValue
    Interior Sound Level 70 dB(A)
    Exterior Sound Level 109 dB(A)