988 XE Wheel Loader
Product description
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 60 years, built on a legacy of reliability, performance, safety, operator comfort, serviceability, and productivity. The 988 XE brings improved sustainability and maximum efficiency to this machine platform.
Engine
- Engine Power - ISO 14396:2002 - 580hp
- Engine Model - Cat® C18
- Rated Speed - 1,700 rpm
- Peak Power Speed - 1,500 rpm
- Net Power - SAE J1349:2011 - 538hp
- Gross Power - SAE J1995:2014 - 588hp
- Bore - 5.7in
- Stroke - 7.2in
- Displacement - 1105in³
- Peak Torque - 1,200 rpm - 2230lbf·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
- Operating Weight - 116362lb
- Bucket Capacity Range - 4.7-13 m3 (6.2-17 yd3)
- Rated Payload - Quarry Face - 12.5t
- Rated Payload - Loose Material - 16t
Transmission
- Transmission Type - Cat switched reluctance electric drive
- Forward 1 (virtual) - 4.3mile/h
- Forward 2 (virtual) - 7mile/h
- Forward 3 (virtual) - 13.8mile/h
- Forward 4 (virtual) - 20mile/h
- Reverse 1 (virtual) - 4.3mile/h
- Reverse 2 (virtual) - 7mile/h
- Reverse 3 (virtual) - 17.5mile/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 - 153gal/min
- Relief Valve Setting - Lift/Tilt - 4757psi
- Lift Cylinder - Bore - 8.7in
- Lift Cylinder - Stroke - 41.3in
- Tilt Cylinder - Bore - 8.7in
- Tilt Cylinder - Stroke - 27in
Hydraulic Cycle Times
- Rack Back - 4.5s
- Raise - 8s
- Dump - 2.2s
- Lower Float Down - 3.5s
- Total Hydraulic Cycle Time - 18.2s
Hydraulic System - Steering
- Steering System - Circuit - Pilot, load sensing
- Steering System - Pump - Piston, variable displacement
- Maximum Flow at 1,400-1,600 rpm - 71.3gal/min
- Steering Cut Off Pressure - 4351psi
- Total Steering Angle - 86°
- Steering Cycle Times - High Idle - 3.4s
- Steering Cycle Times - Low Idle - 5.6s
Air Conditioning System
- 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 con
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
Sound Performance - Tier 4 Final / Stage V
- Operator Sound Pressure Level (ISO 6396:2008) - 72dB(A)
- Machine Sound Power Level (ISO 6395:2008) - 109dB(A)
- Operator Sound Pressure Level (ISO 6396:2008)* - 72dB(A)
- Machine Sound Power Level (ISO 6395:2008)** - 109dB(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
- Operator Sound Pressure Level (ISO 6396:2008) - 72dB(A)
- Machine Sound Power Level (ISO 6395:2008) - 110dB(A)
- Operator Sound Pressure Level (ISO 6396:2008)* - 72dB(A)
- Machine Sound Power Level (ISO 6395:2008)** - 110dB(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
- Fuel Tank - 147gal (US)
- Cooling System - Jacket Water - 30gal (US)
- Cooling Systems - Power Train - 8gal (US)
- Engine Crankcase - 16gal (US)
- Diesel Exhaust Fluid Tank - 8.7gal (US)
- Transmission - 16gal (US)
- Differential - Final Drives - Front - 49gal (US)
- Differential - Final Drives - Rear - 49gal (US)
- Hydraulic System - Implement/Steering - 126gal (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)*
Dimensions (Approximate) - Standard Lift
- Ground to Top of ROPS - 13.8ft
- Ground to Top of Exhaust Stacks - 14.8ft
- Ground to Top of Hood - 10.9ft
- Ground to Bumper Clearance - 3.1ft
- Rear Axle - Centerline to Bumper - 10.5ft
- Front Axle Centerline to Bucket Tip - 14ft
- Wheel Base - 14.9ft
- Maximum Overall Length - 39.3ft
- Ground to Lower Hitch Clearance - 1.9ft
- Ground to Center of Axles - 3.2ft
- Clearance at Maximum Lift - 11.9ft
- B-Pin Height - Maximum Lift - 18ft
- Maximum Overall Height - Bucket Raised - 24.5ft
- Reach - Maximum Lift - 6.5ft
- 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 - 13.8ft
- Ground to Top of Exhaust Stacks - 14.8ft
- Ground to Top of Hood - 10.9ft
- Ground to Bumper Clearance - 3.1ft
- Rear Axle - Centerline to Bumper - 10.5ft
- Front Axle Centerline to Bucket Tip - 15.3ft
- Wheel Base - 14.9ft
- Maximum Overall Length - 40.7ft
- Ground to Lower Hitch Clearance - 1.9ft
- Ground to Center of Axles - 3.2ft
- Clearance at Maximum Lift - 13.3ft
- B-Pin Height - Maximum Lift - 19.3ft
- Maximum Overall Height - Bucket Raised - 25.8ft
- Reach - Maximum Lift - 6.8ft
- 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 - 13.8ft
- Ground to Top of Exhaust Stacks - 13.8ft
- Ground to Top of Hood - 10.9ft
- Ground to Bumper Clearance - 3.1ft
- Rear Axle - Centerline to Bumper - 10.5ft
- Front Axle Centerline to Fork Tip - 16.5ft
- Wheel Base - 14.9ft
- Maximum Overall Length - 41.9ft
- Ground to Lower Hitch Clearance - 1.9ft
- Ground to Center of Front Axle - 3.2ft
- Fork Height with Level Arms - 8.1ft
- Fork Top Clamp Opening - 13.1ft
- Fork Height at Maximum Lift - 17.2ft
- Hinge Pin Height at Maximum Lift - 16.1ft
- 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
