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.
- Technical Specs
- Engine Model
- Cat® C18 ACERT™
- Net Power
- 541.0 hp
- Net Power
- 541.0 hp
- Bore
- 5.7 in
- Engine Model
- Cat® C18 ACERT™
- Displacement
- 1105.0 in3
- Emissions
- U.S. EPA Tier 4 Final/EU Stage IV, Tier 2 Equivalent
- Gross (ISO 14396)
- 580.0 hp
- Net Power - SAE J1349
- 541.0 hp
- Bore
- 5.7 in
- Stroke
- 7.2 in
- Displacement
- 1105.0 in3
- Torque Rise
- 58.0 %
- Net Power – SAE J1349
- 541.0 hp
- Peak Power Speed
- 1500.0 RPM
- Peak Power Speed: Gross – ISO 14396
- 580.0 hp
- Peak Power Speed: Gross – SAE J1995
- 588.0 hp
- Peak Power Speed: Net Power – SAE J1349
- 541.0 hp
- Peak Torque @ 1,200 rpm
- 2104.0 lb ft
- Rated Speed
- 1700.0 RPM
- Stroke
- 7.2 in
- Torque Rise
- 58.0 %
- Emissions
- U.S. EPA Tier 4 Final/EU Stage IV, Tier 2 Equivalent
- Gross (ISO 14396)
- 580.0 hp
- Peak Power Speed
- 1500.0 RPM
- Peak Power Speed: Gross - ISO 14396
- 580.0 hp
- Peak Power Speed: Gross - SAE J1995
- 588.0 hp
- Peak Power Speed: Net Power - SAE J1349
- 541.0 hp
- Peak Torque @ 1,200 rpm
- 2104.0 lb ft
- Rated Speed
- 1700.0 RPM
- Operating Weight
- 135602.0 lb
- Operating Weight
- 135602.0 lb
- Direct Drive Forward 1
- Lock-up disabled
- Direct Drive Forward 2
- 6.7 mph
- Direct Drive Forward 3
- 11.9 mph
- Direct Drive Forward 4
- 21.0 mph
- Direct Drive Reverse 1
- 4.3 mph
- Direct Drive Reverse 2
- 7.7 mph
- Direct Drive Reverse 3
- 13.7 mph
- Forward 1
- 3.6 mph
- Forward 2
- 4.5 mph
- Forward 3
- 11.4 mph
- Forward 4
- 19.0 mph
- Transmission Type
- Cat planetary power shift
- Forward 1
- 3.6 mph
- Forward 2
- 4.5 mph
- Reverse 1
- 4.1 mph
- Forward 3
- 11.4 mph
- Reverse 2
- 7.3 mph
- Forward 4
- 19.0 mph
- Reverse 3
- 13.0 mph
- Reverse 1
- 4.1 mph
- Reverse 2
- 7.3 mph
- Reverse 3
- 13.0 mph
- Transmission Type
- Cat planetary power shift
- Direct Drive Forward 1
- Lock-up disabled
- Direct Drive Forward 2
- 6.7 mph
- Direct Drive Forward 3
- 11.9 mph
- Direct Drive Forward 4
- 21.0 mph
- Direct Drive Reverse 1
- 4.3 mph
- Direct Drive Reverse 2
- 7.7 mph
- Direct Drive Reverse 3
- 13.7 mph
- 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)
- Lift/Tilt System
- Variable displacement piston
- Lift/Tilt System – Circuit
- Pilot operated – EH control, flow sharing
- Maximum Flow @ 1,700 rpm
- 13.7 gal/min
- Maximum Flow at 1,400-1,860 rpm
- 153.0 gal/min
- Pilot System
- Variable displacement piston
- Relief Valve Setting
- 551.0 psi
- Relief Valve Setting – Lift/Tilt
- 4757.0 psi
- 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)
- Lift/Tilt System
- Variable displacement piston
- Lift/Tilt System - Circuit
- Pilot operated - EH control, flow sharing
- Maximum Flow @ 1,700 rpm
- 13.7 gal/min
- Maximum Flow at 1,400-1,860 rpm
- 153.0 gal/min
- Pilot System
- Variable displacement piston
- Relief Valve Setting
- 551.0 psi
- Relief Valve Setting - Lift/Tilt
- 4757.0 psi
- Dump
- 2.2 Seconds
- Lower Float Down
- 3.5 Seconds
- Rack back
- 4.5 Seconds
- Raise
- 8.0 Seconds
- Total Hydraulic Cycle Time (empty bucket)
- 18.2 Seconds
- Dump
- 2.2 Seconds
- Lower Float Down
- 3.5 Seconds
- Rack back
- 4.5 Seconds
- Raise
- 8.0 Seconds
- Total Hydraulic Cycle Time (empty bucket)
- 18.2 Seconds
- Maximum Flow
- 74.0 gal/min
- Relief Valve Setting – Steering
- 4641.0 psi
- Steering Cycle Time (high idle)
- 3.4 Seconds
- Steering Cycle Time (low idle)
- 5.6 Seconds
- Steering System – Circuit
- Pilot, load sensing
- Steering System – Pump
- Piston, variable displacement
- Total Steering Angle
- 86.0 Degrees
- Maximum Flow
- 74.0 gal/min
- Relief Valve Setting - Steering
- 4641.0 psi
- Steering Cycle Time (high idle)
- 3.4 Seconds
- Steering Cycle Time (low idle)
- 5.6 Seconds
- Steering System - Circuit
- Pilot, load sensing
- Steering System - Pump
- Piston, variable displacement
- Total Steering Angle
- 86.0 Degrees
- Cooling System
- 31.7 gal
- Crankcase
- 15.9 gal
- Diesel Exhaust Fluid Tank
- 8.7 gal
- Differentials and Final Drives – Front
- 49.1 gal
- Differentials and Final Drives – Rear
- 49.1 gal
- Fuel Tank
- 188.1 gal
- Hydraulic System (factory fill)
- 125.5 gal
- Hydraulic System (tank only)
- 63.4 gal
- Transmission
- 31.7 gal
- Cooling System
- 31.7 gal
- Crankcase
- 15.9 gal
- Diesel Exhaust Fluid Tank
- 8.7 gal
- Differentials and Final Drives - Front
- 49.1 gal
- Differentials and Final Drives - Rear
- 49.1 gal
- Fuel Tank
- 188.1 gal
- Hydraulic System (factory fill)
- 125.5 gal
- Hydraulic System (tank only)
- 63.4 gal
- Transmission
- 31.7 gal
- Front
- Fixed
- Oscillation Angle
- 13.0 Degrees
- Rear
- Trunnion
- Front
- Fixed
- Rear
- Trunnion
- Oscillation Angle
- 13.0 Degrees
- Brakes
- SAE J1473 OCT90, ISO 3450:1992
- Brakes
- SAE J1473 OCT90, ISO 3450:1992
- Exterior Sound Level
- 111.0 dB(A)
- Interior Sound Level
- 71.0 dB(A)
- Exterior Sound Level
- 111.0 dB(A)
- Interior Sound Level
- 71.0 dB(A)
- Exterior Sound Level
- 109.0 dB(A)
- Interior Sound Level
- 70.0 dB(A)
- Exterior Sound Level
- 109.0 dB(A)
- Interior Sound Level
- 70.0 dB(A)