988 XE

Net Power - SAE J1349:2011
538 hp / 401 kW
Operating Weight
116362 lb / 52781 kg
Engine Power - ISO 14396:2002
580 hp / 432 kW

Move more material in less time at a low cost per ton with the Cat® 988 XE wheel loader. The electric-drive 988 XE is faster and more efficient than the powershift 988 in applications that demand high performance and production. Get a fast return on your investment with great overall fuel efficiency and designed-in durability for multiple life cycles.

Engine
Net Power - SAE J1349:2011 538 hp / 401 kW
Engine Model Cat® C18 ™
Engine Power - ISO 14396:2002 580 hp / 432 kW
Gross Power - SAE J1995:2014 588 hp / 436 kW
Rated Speed 1,700 rpm
Peak Power Speed 1,500 rpm
Emissions U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014
Bore 5.7 in / 145 mm
Stroke 7.2 in / 183 mm
Displacement 1105 in³ / 18.1 l
Peak Torque - 1,200 rpm - SAE J1995 2230 ft·lbf / 3023 N·m
Torque Rise 58%
Operating Specifications
Operating Weight 116362 lb / 52781 kg
Operating Weight - Standard 116362 lb / 52781 kg
Operating Weight - High Lift 119618 lb / 54258 kg
Rated Payload - Standard (Quarry Face) 12.5 ton (US) / 11.3 t
Rated Payload - Loose Material (Standard) 16 ton (US) / 14.5 t
Bucket Capacity Range 4.7-13 m3 (6.2-17 yd3)
Transmission
Transmission Type Cat switched reluctance electric drive
Forward 1 (virtual) 4.3 mile/h / 7 km/h
Forward 2 (virtual) 7 mile/h / 11.3 km/h
Forward 3 (virtual) 13.8 mile/h / 22.2 km/h
Forward 4 (virtual) 20 mile/h / 32.1 km/h
Reverse 1 (virtual) 4.3 mile/h / 7 km/h
Reverse 2 (virtual) 7 mile/h / 11.3 km/h
Reverse 3 (virtual) 17.5 mile/h / 28.2 km/h
Hydraulic System - Lift/Tilt
Lift/Tilt System - Circuit EH-Positive Flow Control, Flow Sharing
Lift/Tilt System - Pump Variable displacement piston
Maximum Flow at 1,400-1,600 rpm 153 gal/min / 580 l/min
Relief Valve Setting - Lift/Tilt 4757 psi / 32800 kPa
Lift Cylinder - Bore 8.7 in / 210 mm
Lift Cylinder - Stroke 41.3 in / 1050 mm
Tilt Cylinder - Bore 8.7 in / 269 mm
Tilt Cylinder - Stroke 27 in / 685 mm
Hydraulic Cycle Times
Rack Back 4.5 s
Raise 8 s
Dump 2.2 s
Lower Float Down 3.5 s
Total Hydraulic Cycle Time 18.2 s
Hydraulic System - Steering
Steering System - Circuit Pilot, load sensing
Steering System - Pump Piston, variable displacement
Maximum Flow at 1,400-1,600 rpm 71.3 gal/min / 270 l/min
Steering Cut Off Pressure 4351 psi / 30000 kPa
Total Steering Angle 86°
Steering Cycle Times - High Idle 3.4 s
Steering Cycle Times - Low Idle 5.6 s
Air Conditioning System
Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.8 kg of refrigerant which has a CO2 equivalent of 2.574 metric tonnes.
Axles
Front Fixed
Rear Trunnion
Oscillation Angle 13°
Brakes
Brakes ISO 3450:2011
Operator's Cab
ROPS/FOPS ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards
Service Refill Capacities
Fuel Tank 147 gal (US) / 555 l
Cooling System - Jacket Water 30 gal (US) / 112 l
Cooling Systems - Power Train 8 gal (US) / 30 l
Engine Crankcase 16 gal (US) / 60 l
Diesel Exhaust Fluid Tank 8.7 gal (US) / 33 l
Transmission 16 gal (US) / 60 l
Differential - Final Drives - Front 49 gal (US) / 186 l
Differential - Final Drives - Rear 49 gal (US) / 186 l
Hydraulic System - Implement/Steering 126 gal (US) / 475 l
Note All nonroad Tier 4 Final/Stage V diesel engines are required to use: – The machine has the flexibility to run on either ultra-low-sulfur diesel fuel (ULSD with 15 ppm of sulfur or less). – Cat engines are compatible with the following renewable, alternative, and biodiesel* fuels that reduce greenhouse gases: Up to B20 biodiesel (FAME) ** Up to 100% HVO and GTL renewable fuels * Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. – Cat DEO-ULS™ or oils that meet the Cat ECF-3, API CJ-4, and ACEA E9 specifications are required. – Only use DEF that meets ISO 22241-1 standards.
Sound Performance - Tier 4 Final / Stage V - Standard
Operator Sound Pressure Level (ISO 6396:2008) 72 dB(A)
Machine Sound Power Level (ISO 6395:2008) 109 dB(A)
Sound Performance - Tier 3 / Stage III - Standard
Operator Sound Pressure Level (ISO 6396:2008) 72 dB(A)
Machine Sound Power Level (ISO 6395:2008) 110 dB(A)
Dimensions (Approximate) - Standard Lift
Ground to Top of ROPS 13.8 ft / 4202 mm
Ground to Top of Exhaust Stacks 14.8 ft / 4498 mm
Ground to Top of Hood 10.9 ft / 3334 mm
Ground to Bumper Clearance 3.1 ft / 933 mm
Rear Axle - Centerline to Bumper 10.5 ft / 3187 mm
Front Axle Centerline to Bucket Tip 14 ft / 14 mm
Wheel Base 14.9 ft / 4550 mm
Maximum Overall Length 39.3 ft / 11991 mm
Ground to Lower Hitch Clearance 1.9 ft / 568 mm
Ground to Center of Axles 3.2 ft / 978 mm
Clearance at Maximum Lift 11.9 ft / 3641 mm
B-Pin Height - Maximum Lift 18 ft / 5479 mm
Maximum Overall Height - Bucket Raised 24.5 ft / 7455 mm
Reach - Maximum Lift 6.5 ft / 1981 mm
Note Specs are calculated with 6.9 m3 (9.0 yd3) rock bucket and Michelin XLDD2 with 978 mm (3.2 ft) centerline of rear axle height.
Dimensions (Approximate) - High Lift
Ground to Top of ROPS 13.8 ft / 4202 mm
Ground to Top of Exhaust Stacks 14.8 ft / 4498 mm
Ground to Top of Hood 10.9 ft / 3334 mm
Ground to Bumper Clearance 3.1 ft / 933 mm
Rear Axle - Centerline to Bumper 10.5 ft / 3187 mm
Front Axle Centerline to Bucket Tip 15.3 ft / 4661 mm
Wheel Base 14.9 ft / 4550 mm
Maximum Overall Length 40.7 ft / 12398 mm
Ground to Lower Hitch Clearance 1.9 ft / 568 mm
Ground to Center of Axles 3.2 ft / 978 mm
Clearance at Maximum Lift 13.3 ft / 4043 mm
B-Pin Height - Maximum Lift 19.3 ft / 5881 mm
Maximum Overall Height - Bucket Raised 25.8 ft / 7849 mm
Reach - Maximum Lift 6.8 ft / 2062 mm
Note Specs are calculated with 6.9 m3 (9.0 yd3) rock bucket and Michelin XLDD2 with 978 mm (3.2 ft) centerline of rear axle height.
Dimensions - Millyard Linkage
Ground to Top of ROPS 13.8 ft / 4221 mm
Ground to Top of Exhaust Stacks 13.8 ft / 4214 mm
Ground to Top of Hood 10.9 ft / 3334 mm
Ground to Bumper Clearance 3.1 ft / 933 mm
Rear Axle - Centerline to Bumper 10.5 ft / 3187 mm
Front Axle Centerline to Fork Tip 16.5 ft / 5023 mm
Wheel Base 14.9 ft / 4550 mm
Maximum Overall Length 41.9 ft / 12761 mm
Ground to Lower Hitch Clearance 1.9 ft / 568 mm
Ground to Center of Front Axle 3.2 ft / 978 mm
Fork Height with Level Arms 8.1 ft / 2474 mm
Fork Top Clamp Opening 13.1 ft / 4006 mm
Fork Height at Maximum Lift 17.2 ft / 5242 mm
Hinge Pin Height at Maximum Lift 16.1 ft / 4918 mm
Dump Angle at Maximum Lift -39.4 °
Buckets
Bucket Capacities 4.7-13 m3 (6.2-17 yd3)
Sustainability
Recyclability 96%

Standard Equipment

  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • ELECTRICAL
    • Alarm, back-up
    • Alternator, single 150 amp
    • Batteries, dry
    • Converter, 10/15 amp, 24V to 12V
    • Lighting system (LED, work lights, access and service platform lighting)
    • Starting and charging system, 24V
    • Jump start receptacle
    • Starter lockout in bumper
    • Transmission lockout in bumper
    • Hazardous voltage lamp
  • OPERATOR ENVIRONMENT
    • 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, Deluxe
    • 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
  • POWER TRAIN
    • 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 switched reluctance (SR) generator/pump drive
    • Cat switched reluctance (SR) drive motor
    • Cat Integrated Powered Electronics
    • Automatic retarding controls
  • ADDITIONAL EQUIPMENT
    • 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.
  • POWER TRAIN
    • –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, software enabled attachment (SEA)
  • Other Optional Configurations
    • Load and Carry
    • Millyard
    • Aggregate Handler
  • OPERATOR ENVIRONMENT
    • Cab precleaner
    • Cat Detect, object detection system
    • Cat Production Measurement
    • Radio, AM/FM/CD/MP3 Bluetooth® with Satellite SiriusXM
    • LED warning strobe
    • Window pull down visor
    • Handrail mounted mirrors
  • ADDITIONAL EQUIPMENT
    • Front and rear roading fenders
    • Fast fill fuel system (Shaw-Aero)
    • Cold Weather Package: Additional Starter and 2 Batteries, Engine Block Heater 120V or 240V, Heated Fuel Lines
    • Engine Compartment Lights
    • Autolube with Auto shutoff
    • High Performance LED Lighting
    • Wheel Chocks
    • Operator Coaching
    • Tire Pressure Monitoring System
    • Autodig, Tire Slip Prevention, Auto Set Tires, and Lift Stall Prevention
    • Additional Counterweight
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