SPECS SUMMARY

Net Power541 HP (403 kW)
Operating Weight116362 lb (52781 kg)
Bucket Capacities4.7-13 m3 (6.2-17 yd3)
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.


Specifications

-Net Power541 HP (403 kW)
-Operating Weight116362 lb (52781 kg)
-Bucket Capacities4.7-13 m3 (6.2-17 yd3)
-Engine ModelCat® C18 ACERT™
-Bore5.7 in (145 mm)
-Stroke7.2 in (183 mm)
-Displacement1105 in³ (18.1 l)
-Rated Speed1,700 rpm
-Bucket Capacity Range4.7-13 m3 (6.2-17 yd3)
-Transmission TypeCat switched reluctance electric drive
-FrontFixed
-RearTrunnion
-Oscillation Angle13°
-Fuel Tank147 gal (US) (555 l)
-Transmission16 gal (US) (60 l)
-Ground to Bumper Clearance3.1 ft (933 mm)
-Ground to Center of Axles3.2 ft (978 mm)
-Ground to Top of Exhaust Stacks14.8 ft (4498 mm)
-Maximum Overall Height - Bucket Raised25.8 ft (7849 mm)
-Ground to Top of ROPS13.7 ft (4187 mm)
-Ground to Top of Hood10.9 ft (3334 mm)
-Front Axle Centerline to Bucket Tip15.9 ft (4854 mm)
-Ground to Lower Hitch Clearance1.9 ft (568 mm)
-Raise8 s (8 s)
-Air ConditioningThe 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.
-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.
-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.
-Machine Sound Level (ISO 6395)109 dB(A) (109 dB(A))
-B-Pin Height - Maximum Lift19.3 ft (5881 mm)
-Operator Sound Level (ISO 6396)72 dB(A) (72 dB(A))
-Maximum Overall Length41.3 ft (12582 mm)
-Total Hydraulic Cycle Time18.2 s (18.2 s)
-Clearance at Maximum Lift12.7 ft (3882 mm)
-B-Pin Height - Maximum Lift18 ft (5479 mm)
-Rear Axle - Centerline to Bumper10.5 ft (3187 mm)
-Wheel Base14.9 ft (4550 mm)
-Reach - Maximum Lift6.8 ft (2074 mm)
-NoteSpecs 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.
-Maximum Overall Length40 ft (12204 mm)
-SteeringISO 5010:2007
-Operating Weight - High Lift119618 lb (54258 kg)
-Note (3)The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
-NoteAll non-road Tier 4 Final/Stage IV 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) or up to B20 biodiesel when feedstock meeting ASTM D7467 specifications is blended with ULSD. – 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.
-ROPS/FOPSROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards
-Operating Weight - Standard116362 lb (52781 kg)
-Maximum Overall Height - Bucket Raised24.5 ft (7455 mm)
-Ground to Top of ROPS13.7 ft (4187 mm)
-Rack Back4.5 s (4.5 s)
-Clearance at Maximum Lift11.3 ft (3445 mm)
-Wheel Base14.9 ft (4550 mm)
-Rear Axle - Centerline to Bumper10.5 ft (3187 mm)
-Reach - Maximum Lift7 ft (2130 mm)
-Front Axle Centerline to Bucket Tip14.7 ft (4467 mm)
-Ground to Bumper Clearance3.1 ft (933 mm)
-Ground to Top of Hood10.9 ft (3334 mm)
-Ground to Top of Exhaust Stacks14.8 ft (4498 mm)
-Ground to Lower Hitch Clearance1.9 ft (568 mm)
-Ground to Center of Axles3.2 ft (978 mm)
-NoteSpecs 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.
-Maximum Flow at 1,400-1,600 rpm71.3 gal/min (270 l/min)
-Forward 2 (virtual)7 mile/h (11.3 km/h)
-Forward 1 (virtual)4.3 mile/h (7 km/h)
-Rated Payload - Standard (Loose Material)16 t (14.5 ton (US))
-Rated Payload - Standard (Face Material)12.5 t (11.3 ton (US))
-Forward 3 (virtual)13.8 mile/h (22.2 km/h)
-Forward 4 (virtual)20 mile/h (32.1 km/h)
-Lift Cylinder - Bore8.7 in (210 mm)
-Reverse 3 (virtual)17.5 mile/h (28.2 km/h)
-Reverse 2 (virtual)7 mile/h (11.3 km/h)
-Reverse 1 (virtual)4.3 mile/h (7 km/h)
-Rated Payload - High Lift (Loose Material)16 t (14.5 ton (US))
-Rated Payload - High Lift (Face Material)12.5 t (11.3 ton (US))
-Peak Power Speed1,500 rpm
-Net Power - SAE J1349541 HP (403 kW)
-Gross Power - ISO 14396580 HP (432 kW)
-EmissionsU.S. EPA Tier 4 Final/EU Stage IV
-Peak Power Speed - 1,500 rpm - Gross - ISO 14396580 HP (432 kW)
-Peak Power Speed - 1,500 rpm - Gross - SAE J1995588 HP (439 kW)
-Torque Rise58%
-Peak Torque @ (speed) - SAE J19952104 ft·lbf (2852 N·m)
-Peak Power Speed - 1,500 rpm - Net Power - SAE J1349541 HP (403 kW)
-Lift Cylinder - Stroke41.3 in (1050 mm)
-Lift/Tilt System - CircuitEH-Positive Flow Control, Flow Sharing
-Steering Cycle Times - High Idle3.4 s (3.4 s)
-Steering Cut Off Pressure4351 psi (30000 kPa)
-Hydraulic System - Implement/Steering126 gal (US) (475 l)
-Engine Crankcase16 gal (US) (60 l)
-Steering Cycle Times - Low Idle5.6 s (5.6 s)
-Steering System - CircuitPilot, load sensing
-Dump2.2 s (2.2 s)
-Total Steering Angle86°
-Steering System - PumpPiston, variable displacement
-Lower Float Down3.5 s (3.5 s)
-Differential - Final Drives - Rear49 gal (US) (186 l)
-Tilt Cylinder - Bore8.7 in (269 mm)
-Relief Valve Setting - Lift/Tilt4757 psi (32800 kPa)
-Maximum Flow at 1,400-1,600 rpm153 gal/min (580 l/min)
-Lift/Tilt System - PumpVariable displacement piston
-Tilt Cylinder - Stroke27 in (685 mm)
-Cooling System - Jacket Water30 gal (US) (112 l)
-Diesel Exhaust Fluid Tank8.7 gal (US) (33 l)
-Cooling Systems - Power Train8 gal (US) (30 l)
-Differential - Final Drives - Front49 gal (US) (186 l)
-BrakesISO 3450:2011

Benefits and Features

Standard Equipment

  • ELECTRICAL
  • OPERATOR ENVIRONMENT
  • POWER TRAIN
  • OTHER

Optional Equipment

  • POWER TRAIN
  • OPERATOR ENVIRONMENT
  • MISCELLANEOUS ATTACHMENTS

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