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.
Cat
988 XE Wheel Loader
Overview
Photos
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988 XE Large Wheel Loader -
988 XE Large Wheel Loader -
988 XE Large Wheel Loader -
988 XE Large Wheel Loader -
988 XE Large Wheel Loader -
988 XE Millyard Large Wheel Loader
Videos
360° View
Exterior
360° Exterior view. Double click on the image to zoom in on any area of the product.
Interior
360° Interior view. Double click on the image to zoom in on any area of the product.
Specifications
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Engine
Spec Value Engine Power - ISO 14396:2002 580 hp Engine Model Cat® C18 Rated Speed 1,700 rpm Peak Power Speed 1,500 rpm Net Power - SAE J1349:2011 538 hp Gross Power - SAE J1995:2014 588 hp Bore 5.7 in Stroke 7.2 in Displacement 1105 in³ Peak Torque - 1,200 rpm 2230 lbf·ft Torque Rise 58% Note (1) Two engine emissions options are available: 1. Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards. 2. Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA. Note (2) Net power advertised is the power available at the flywheel when the engine is equipped with fan at minimum speed, air intake system, exhaust system, and alternator. -
Operating Specifications
Spec Value Operating Weight 116362 lb Bucket Capacity Range 4.7-13 m3 (6.2-17 yd3) Rated Payload - Quarry Face 12.5 t Rated Payload - Loose Material 16 t -
Transmission
Spec Value Transmission Type Cat switched reluctance electric drive Forward 1 (virtual) 4.3 mile/h Forward 2 (virtual) 7 mile/h Forward 3 (virtual) 13.8 mile/h Forward 4 (virtual) 20 mile/h Reverse 1 (virtual) 4.3 mile/h Reverse 2 (virtual) 7 mile/h Reverse 3 (virtual) 17.5 mile/h -
Hydraulic System - Lift/Tilt
Spec Value 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 Relief Valve Setting - Lift/Tilt 4757 psi Lift Cylinder - Bore 8.7 in Lift Cylinder - Stroke 41.3 in Tilt Cylinder - Bore 8.7 in Tilt Cylinder - Stroke 27 in -
Hydraulic Cycle Times
Spec Value 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
Spec Value Steering System - Circuit Pilot, load sensing Steering System - Pump Piston, variable displacement Maximum Flow at 1,400-1,600 rpm 71.3 gal/min Steering Cut Off Pressure 4351 psi Total Steering Angle 86° Steering Cycle Times - High Idle 3.4 s Steering Cycle Times - Low Idle 5.6 s -
Air Conditioning System
Spec Value Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. • If equipped with R134a (Global Warming Potential = 1430), the system contains 1.8 kg (3.9 lb) of refrigerant which has a CO2 equivalent of 2.574 metric tonnes (2.837 tons). -
Axles
Spec Value Front Fixed Rear Trunnion Oscillation Angle 13° -
Brakes
Spec Value Brakes ISO 3450:2011 -
Operator's Cab
Spec Value ROPS/FOPS ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards -
Sound Performance - Tier 4 Final / Stage V
Spec Value Operator Sound Pressure Level (ISO 6396:2008) 72 dB(A) Machine Sound Power Level (ISO 6395:2008) 109 dB(A) Operator Sound Pressure Level (ISO 6396:2008)* 72 dB(A) Machine Sound Power Level (ISO 6395:2008)** 109 dB(A) Note (1) * For machines in European Union countries and in countries that adopt the “EU Directives” and “UK Directives” Note (2) ** European Union Directive “2000/14/EC” as amended by “2005/88/EC” and UK Noise Regulation 2001 No. 1701 Note (3) The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed. Note (4) The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed. Note (5) Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment. -
Sound Performance - Tier 3 / Stage IIIA
Spec Value Operator Sound Pressure Level (ISO 6396:2008) 72 dB(A) Machine Sound Power Level (ISO 6395:2008) 110 dB(A) Operator Sound Pressure Level (ISO 6396:2008)* 72 dB(A) Machine Sound Power Level (ISO 6395:2008)** 110 dB(A) Note (1) * For machines in European Union countries and in countries that adopt the “EU Directives” and “UK Directives” Note (2) ** European Union Directive “2000/14/EC” as amended by “2005/88/EC” and UK Noise Regulation 2001 No. 1701 Note (3) The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed. Note (4) The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed. Note (5) Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment. -
Service Refill Capacities
Spec Value Fuel Tank 147 gal (US) Cooling System - Jacket Water 30 gal (US) Cooling Systems - Power Train 8 gal (US) Engine Crankcase 16 gal (US) Diesel Exhaust Fluid Tank 8.7 gal (US) Transmission 16 gal (US) Differential - Final Drives - Front 49 gal (US) Differential - Final Drives - Rear 49 gal (US) Hydraulic System - Implement/Steering 126 gal (US) Note All non-road Tier 4 Final/Stage V diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: – 20% biodiesel FAME (fatty acid methyl ester)* – 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. • Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).** • For pre-Tier 4 engines: Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels** up to: – 100% biodiesel FAME (fatty acid methyl ester)* – 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. * For use of blends higher than 20% biodiesel, consult your Cat dealer. ** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. -
Dimensions (Approximate) - Standard Lift
Spec Value Ground to Top of ROPS 13.8 ft Ground to Top of Exhaust Stacks 14.8 ft Ground to Top of Hood 10.9 ft Ground to Bumper Clearance 3.1 ft Rear Axle - Centerline to Bumper 10.5 ft Front Axle Centerline to Bucket Tip 14 ft Wheel Base 14.9 ft Maximum Overall Length 39.3 ft Ground to Lower Hitch Clearance 1.9 ft Ground to Center of Axles 3.2 ft Clearance at Maximum Lift 11.9 ft B-Pin Height - Maximum Lift 18 ft Maximum Overall Height - Bucket Raised 24.5 ft Reach - Maximum Lift 6.5 ft 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
Spec Value Ground to Top of ROPS 13.8 ft Ground to Top of Exhaust Stacks 14.8 ft Ground to Top of Hood 10.9 ft Ground to Bumper Clearance 3.1 ft Rear Axle - Centerline to Bumper 10.5 ft Front Axle Centerline to Bucket Tip 15.3 ft Wheel Base 14.9 ft Maximum Overall Length 40.7 ft Ground to Lower Hitch Clearance 1.9 ft Ground to Center of Axles 3.2 ft Clearance at Maximum Lift 13.3 ft B-Pin Height - Maximum Lift 19.3 ft Maximum Overall Height - Bucket Raised 25.8 ft Reach - Maximum Lift 6.8 ft 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
Spec Value Ground to Top of ROPS 13.8 ft Ground to Top of Exhaust Stacks 13.8 ft Ground to Top of Hood 10.9 ft Ground to Bumper Clearance 3.1 ft Rear Axle - Centerline to Bumper 10.5 ft Front Axle Centerline to Fork Tip 16.5 ft Wheel Base 14.9 ft Maximum Overall Length 41.9 ft Ground to Lower Hitch Clearance 1.9 ft Ground to Center of Front Axle 3.2 ft Fork Height with Level Arms 8.1 ft Fork Top Clamp Opening 13.1 ft Fork Height at Maximum Lift 17.2 ft Hinge Pin Height at Maximum Lift 16.1 ft Dump Angle at Maximum Lift -39.4 °
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
- Auxiliary 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 / falling objects 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
– Powertrain oil temperature - Light, cab, dome
- Lunchbox, beverage holders
- CB radio-ready
- Mirrors, rearview (externally mounted)
- Rimpull Control System (RCS)
- Seat, Deluxe
- Seat belt minder
- Seat belt, retractable, 76 mm (3 in) wide
- Steering and Transmission Integrated Control (STIC™) system
- UV glass
- Virtual gear indicator
- Vital Information Management System (VIMS™) with Graphical Information Display: External Data Port
- Wet-arm wipers/washers (front and rear)
– Intermittent front and rear wipers - Lights, directional
POWERTRAIN
- Brakes, oil-cooled, multi-disc, service/secondary
- Case drain screens
- Electro hydraulic parking brake
- Engine, C18 Mechanically Actuated Electronic Unit Injection (MEUI™) diesel, turbocharged/aftercooled
- Ground level engine shutdown switch
- 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 (CEM)
- 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.
POWERTRAIN
- –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)
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
OTHER OPTIONAL CONFIGURATIONS
- Aggregate Handler
- Load and Carry
- Millyard