988 Wheel Loader

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  • Optional Services
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CALCULATE FINANCE

PROVEN RELIABILITY

LONG TERM VALUE AND DURABILITY

PERFORMANCE AND PRODUCTIVITY

PERFORMANCE WITH LESS FUEL

PRODUCTIVITY WITH TECHNOLOGY

SAFETY FIRST

SAVE ON SERVICE AND MAINTENANCE

OPERATOR COMFORT AND CONTROL

PURPOSE-BUILT SPECIALTY MODELS
 - BLOCK HANDLER

PURPOSE-BUILT SPECIALTY MODELS
 - MILLYARD

PURPOSE-BUILT SPECIALTY MODELS
 - STEEL MILL

Engine
Net Power - SAE J1349 401 kW (541 HP)
Engine Power - ISO 14396 432 kW (580 HP)
Gross Power - SAE J1995 439 kW (588 HP)
Engine Model Cat® C18 ™
Peak Power Speed 1500/rpm
Rated Speed 1700/min
Emissions U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014
Bore 145 mm (5.7 in)
Stroke 183 mm (7.2 in)
Displacement 18.1 l (1105 inu00b3)
Peak Torque - 1,200 rpm 3023 N·m (2230 lb/ft)
Torque Rise 58 % (58 %)
Operating Specifications
Operating Weight 51062 kg (112574 lb)
Rated Payload - Quarry Face 11.3 t (12.5 t)
Rated Payload - Loose Material 14.5 t (16 t)
Bucket Capacity Range 4.7-13 m3 (6.2-17 yd3)
Cat Truck Match - Standard 770uff5e772
Cat Truck Match - High Lift 773uff5e775
Transmission
Transmission Type Cat planetary powershift
Forward - 1 6.5 km/h (4 mile/h)
Forward - 2 11.6 km/h (7.2 mile/h)
Forward - 3 20.4 km/h (12.7 mile/h)
Forward - 4 34.7 km/h (21.6 mile/h)
Reverse - 1 7.5 km/h (4.7 mile/h)
Reverse - 2 13.3 km/h (8.3 mile/h)
Reverse - 3 23.2 km/h (14.4 mile/h)
Direct Drive - Forward 1 Lock-up disabled
Direct Drive - Forward 2 12.5 km/h (7.8 mile/h)
Direct Drive - Forward 3 22.3 km/h (13.9 mile/h)
Direct Drive - Forward 4 39.3 km/h (24.4 mile/h)
Direct Drive - Reverse 1 8 km/h (5 mile/h)
Direct Drive - Reverse 2 14.3 km/h (8.9 mile/h)
Direct Drive - Reverse 3 25.5 km/h (15.8 mile/h)
Hydraulic System - Lift/Tilt
Lift/Tilt System - Circuit EH- Positive Flow Control, Flow Sharing
Lift/Tilt System Variable displacement piston
Maximum Flow at 1,400-1,860 rpm 580 l/min (153 gal/min)
Relief Valve Setting - Lift/Tilt 32800 kPa (4757 psi)
Cylinders, Double Acting - Lift, Bore and Stroke 210 mm u00d7 1050 mm (8.7 in u00d7 41.3 in)
Cylinders, Double Acting - Tilt, Bore and Stroke 269 mm u00d7 685 mm (8.7 in u00d7 27 in)
Pilot System Variable displacement piston
Relief Valve Setting - Main 3800 kPa (551 psi)
Hydraulic Cycle Time (1,400-1,860 rpm)
Rack Back 4.5 s (4.5 s)
Raise 8 s (8 s)
Dump 2.2 s (2.2 s)
Lower Float Down 3.5 s (3.5 s)
Total Hydraulic Cycle Time - Empty Bucket 18.2 s (18.2 s)
Hydraulic System - Steering
Steering System - Circuit Pilot, load sensing
Steering System - Pump Piston, variable displacement
Maximum Flow 270 l/min (71.3 gal/min)
Relief Valve Setting - Steering 30000 kPa (4351 psi)
Total Steering Angle 86 u00b0
Steering Cycle Times - High Idle 3.4 s (3.4 s)
Steering Cycle Times - Low Idle 5.6 s (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 u00b0
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 712 l (188 gal (US))
Cooling System 120 l (31.7 gal (US))
Coolant (Validated by Test Cell Fill Quantities) 125 l (33 gal (US))
Crankcase 60 l (15.9 gal (US))
Diesel Exhaust Fluid Tank 33 l (8.7 gal (US))
Transmission 120 l (31.7 gal (US))
Transmission - Validated by Test Cell Fill Quantities 110 l (29 gal (US))
Differential - Final Drives - Front 186 l (49.1 gal (US))
Differential - Final Drives - Rear 186 l (49.1 gal (US))
Hydraulic System Factory Fill 475 l (125.5 gal (US))
Hydraulic System - Tank Only 240 l (63.4 gal (US))
Sound Performance - Tier 4 Final/EU Stage V - Standard
Operator Sound Level (ISO 6396) 72 dB(A) (72 dB(A))
Machine Sound Level (ISO 6395) 111 dB(A) (111 dB(A))
Note (1) The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
Note (2) 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.
Dimensions (Approximate) - Standard Lift Linkage
Ground to Top of ROPS 4202 mm (13.8 ft)
Ground to Top of Exhaust Stacks 4521 mm (14.8 ft)
Ground to Top of Hood 3334 mm (10.9 ft)
Rear Axle - Centerline to Bumper 3187 mm (10.5 ft)
Front Axle Centerline to Bucket Tip 4254 mm (14 ft)
Wheel Base 4550 mm (14.9 ft)
Maximum Overall Length 11991 mm (39.3 ft)
Ground to Lower Hitch Clearance 568 mm (1.9 ft)
Clearance at Maximum Lift 3641 mm (11.9 ft)
B-Pin Height - Maximum Lift 5491 mm (18 ft)
Maximum Overall Height - Bucket Raised 7455 mm (24.5 ft)
Reach - Maximum Lift 1981 mm (6.5 ft)
Dimensions (Approximate) - High Lift Linkage
Ground to Top of ROPS 4202 mm (13.8 ft)
Ground to Top of Exhaust Stacks 4521 mm (14.8 ft)
Ground to Top of Hood 3334 mm (10.9 ft)
Rear Axle - Centerline to Bumper 3187 mm (10.5 ft)
Front Axle Centerline to Bucket Tip 4661 mm (15.3 ft)
Wheel Base 4550 mm (14.9 ft)
Maximum Overall Length 12398 mm (40.7 ft)
Ground to Lower Hitch Clearance 568 mm (1.9 ft)
Clearance at Maximum Lift 4043 mm (13.3 ft)
B-Pin Height - Maximum Lift 5887 mm (19.3 ft)
Maximum Overall Height - Bucket Raised 7849 mm (25.8 ft)
Reach - Maximum Lift 2062 mm (6.8 ft)
Buckets
Bucket Capacities 4.7-13 m3 (6.2-17 yd3)

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 (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
  • 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
    • 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
    • Transmission 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
    • Crankcase guard
    • 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
    • Torque converter, Impeller Clutch (ICTC) with Lock up clutch (LUC), Rimpull Control System
    • Transmission, planetary powershift, 4F/3R electronic control
    • Manual switch and automatic fuel priming
    • Cat Production Measurement ready
  • OTHER
    • 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, 712 L (188 gal)
    • Hitch, drawbar with pin
    • Hoses, Cat XT™
    • Hydraulic, steering and brake filtration/screening system
    • Cat Clean Emission Module
    • Oil sampling valves
    • Premixed 50% 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
    • High ambient cooling – software
    • Cat Production Measurement
  • OPERATOR ENVIRONMENT
    • Cab precleaner
    • AM/FM/CD/MP3 radio
    • Satellite Sirius radio with bluetooth
    • LED warning strobe
    • CB radio ready
    • Window pull down visor
    • Handrail mounted mirrors
  • MISCELLANEOUS ATTACHMENTS
    • Load and carry counterweight
    • Front and rear roading fenders
    • Fast fill fuel system (Shaw-Aero)
    • Cold Weather Starting (extra starter plus two batteries), engine block heater 120V or 240V, heated fuel lines
    • Aggregate Handler

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