988K XE 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 1963, the 988 has been the industry leader for over 50 years, built on a legacy of reliability, performance, safety, operator comfort, serviceability, and productivity. The 988K XE brings improved sustainability and maximum efficiency to this machine platform.
Engine
Net Power - SAE J1349
Engine Model
Engine Power - ISO 14396
Gross Power - SAE J1995
Rated Speed
Peak Power Speed
Emissions
Bore
Stroke
Displacement
Peak Torque - 1,200 rpm - SAE J1995
Torque Rise
Operating Specifications
Operating Weight
Operating Weight - Standard
Operating Weight - High Lift
Rated Payload - Standard (Quarry Face)
Rated Payload - Loose Material (Standard)
Bucket Capacity Range
Buckets
Bucket Capacities
Transmission
Transmission Type
Forward 1 (virtual)
Forward 2 (virtual)
Forward 3 (virtual)
Forward 4 (virtual)
Reverse 1 (virtual)
Reverse 2 (virtual)
Reverse 3 (virtual)
Hydraulic System - Lift/Tilt
Lift/Tilt System - Circuit
Lift/Tilt System - Pump
Maximum Flow at 1,400-1,600 rpm
Relief Valve Setting - Lift/Tilt
Lift Cylinder - Bore
Lift Cylinder - Stroke
Tilt Cylinder - Bore
Tilt Cylinder - Stroke
Hydraulic Cycle Times
Rack Back
Raise
Dump
Lower Float Down
Total Hydraulic Cycle Time
Hydraulic System - Steering
Steering System - Circuit
Steering System - Pump
Maximum Flow at 1,400-1,600 rpm
Steering Cut Off Pressure
Total Steering Angle
Steering Cycle Times - High Idle
Steering Cycle Times - Low Idle
Air Conditioning System
Air Conditioning
Axles
Front
Rear
Oscillation Angle
Brakes
Brakes
Operator's Cab
ROPS/FOPS
Service Refill Capacities
Fuel Tank
Cooling System - Jacket Water
Cooling Systems - Power Train
Engine Crankcase
Diesel Exhaust Fluid Tank
Transmission
Differential - Final Drives - Front
Differential - Final Drives - Rear
Hydraulic System - Implement/Steering
Note
Sound Performance - Tier 4 Final/EU Stage V - Standard
Operator Sound Level (ISO 6396)
Machine Sound Level (ISO 6395)
Note (1)
Note (2)
Note (3)
Dimensions (Approximate) - Standard Lift
Ground to Top of ROPS
Ground to Top of Exhaust Stacks
Ground to Top of Hood
Ground to Bumper Clearance
Rear Axle - Centerline to Bumper
Front Axle Centerline to Bucket Tip
Wheel Base
Maximum Overall Length
Ground to Lower Hitch Clearance
Ground to Center of Axles
Clearance at Maximum Lift
B-Pin Height - Maximum Lift
Maximum Overall Height - Bucket Raised
Reach - Maximum Lift
Note
Dimensions (Approximate) - High Lift
Ground to Top of ROPS
Ground to Top of Exhaust Stacks
Ground to Top of Hood
Ground to Bumper Clearance
Rear Axle - Centerline to Bumper
Front Axle Centerline to Bucket Tip
Wheel Base
Maximum Overall Length
Ground to Lower Hitch Clearance
Ground to Center of Axles
Clearance at Maximum Lift
B-Pin Height - Maximum Lift
Maximum Overall Height - Bucket Raised
Reach - Maximum Lift
Note
Sustainability
Recyclability
Standard Equipment:
-
- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
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- Electrical
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- Alarm, back-up
- Alternator, single 150 amp
- Batteries, dry
- Converter, 10/15 amp, 24V to 12V
- Lighting system (halogen, work lights, access and service platform lighting)
- Starting and charging system, 24V
- Starter emergency start receptacle
- Starter lockout in bumper
- Transmission lockout in bumper
- Hazardous voltage lamp
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- Operator Environment
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- Graphical Information Display, displays real time operating information, performs calibrations and customizes operator settings
- Air conditioner
- Cat Vision, rear vision camera system
- Cab, sound suppressed and pressurized, integrated rollover protective structure (ROPS/FOPS) radio ready for entertainment, includes antenna, speakers and converter (12‑volt 5-amp) and power port
- Controls, lift and tilt function
- Heater, defroster
- Horn, electric
- Instrumentation, gauges
– Coolant temperature
– Engine hour meter
– Hydraulic oil temperature
– Power train oil temperature - Light, cab, dome
- Lunchbox, beverage holders
- CB radio-ready
- Mirrors, rearview (externally mounted)
- Rimpull Control System
- Seat, Cat Comfort Series III, heated and ventilated, air suspension, six-way adjustable
- Seat belt minder
- Seat belt, retractable, 76 mm (3 in) wide
- STIC Control System
- UV glass
- Virtual gear indicator
- Vital Information Management System (VIMS) with Graphical Information Display: External Data Port, Customizable Operator Profiles, Cycle Timer, Integrated Payload Control System
- Wet-Arm wipers/washers (front and rear)
– Intermittent front and rear wipers - Lights, directional
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- Power Train
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- Brakes, oil-cooled, multi-disc, service/secondary
- Case drain screens
- Electro hydraulic parking brake
- Engine, C18 MEUI diesel, turbocharged/aftercooled
- Ground level engine shutoff
- Turbine precleaner, engine air intake
- Radiator, Aluminum Modular Radiator (AMR)
- Starting aid, ether, automatic
- Throttle lock, electronic
- Manual switch and automatic fuel priming
- Cat Production Measurement ready
- Cat SR Generator/Pump Drive
- Cat SR Drive Motor
- Cat Integrated Powered Electronics
- Automatic retarding controls
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- Additional Equipment
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- Automatic bucket lift kickout/positioner
- Base machine price includes a rim allowance
- Hydraulically driven demand fan
- Couplings, Cat O-ring face seals
- Doors, service access (locking)
- Ecology drains for engine, radiator, hydraulic tank
- Fuel tank, 555 L (147 gal)
- Hitch, drawbar with pin
- Hoses, Cat XT™
- Hydraulic, steering and brake filtration/screening system
- Cat Clean Emission Module
- Oil sampling valves
- Premixed 50 percent concentration of extended life coolant with freeze protection to –34° C (–29° F)
- Rear access to cab and service platform
- Steering, load sensing
- Toe kicks
- Vandalism protection caplocks
Optional Equipment:
-
- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
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- Power Train
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- –50° C (–58° F) antifreeze
- Engine oil change system, high speed, Wiggins
- Engine block heater 120V or 240V
- High ambient cooling – software
- Cat Production Measurement
- Crankcase guard
- Engine brake, SEA
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- Other Optional Configurations
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- Aggregate Handler
- Millyard
- Load and Carry
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- Operator Environment
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- Cat Detect, object detection system
- Cab precleaner
- AM/FM/CD/MP3 radio
- Satellite Sirius radio with Bluetooth®
- LED warning strobe
- Window pull down visor
- Handrail mounted mirrors
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- Additional Equipment
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- Front and rear roading fenders
- Fast fill fuel system (Shaw-Aero)
- Cold Weather Starting (extra starter plus two batteries)
- Aggregate Handler
- Autodig feature, Tire Slip Prevention
- Wheel Chocks
- EZ Clean cooling system
- Autodig features, Auto Set Tires & Lift Stall Prevention
- Autolube with Auto shutoff
- Tire Pressure Monitoring System
- Load and Carry Counterweight
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