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Metric | Imperial

Large Wheel Loaders

986

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Large Wheel Loaders

988

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Large Wheel Loaders

988 XE

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Engine

Engine Power - ISO 14396:2002

449 hp 335 kW

580 hp 432 kW

Engine Model

Cat® C15

Cat® C18

Peak Power Speed

1600

1500/rpm

1,500 rpm

Gross Power - SAE J1995:2014

456 hp 340 kW

588 hp 439 kW

Net Power - SAE J1349:2011

373 hp 278 kW

538 hp 401 kW

Rated Speed

2000

1700/rpm

1,700 rpm

Rated Speed - 2,000 rpm - EEC 80/1269

373 hp 278 kW

Rated Speed - 2,000 rpm - ISO 9249

373 hp 278 kW

Bore

5.4 in 137 mm

5.7 in 145 mm

Stroke

6.75 in 171.5 mm

7.2 in 183 mm

Displacement

927 in² 15.2 l

1105 in³ 18.1 l

Peak Torque (1,200 rpm) - SAE J1995:2014

1778 lb/ft 2411 N·m

Torque Rise

16%

58 % 58 %

58%

Note (1)

Two engine emission 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.

Three engine emission 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. 3. Meets China Nonroad Stage IV emission standards.

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 - Standard

97785 lb 44355 kg

Bucket Capacity Range

5.0-10.3 m³ (6.5-13.5 yd³)

4.7-13 m3 (6.2-17 yd3)

Operating Weight - High Lift

104005 lb 47175 kg

Rated Payload - Standard (Quarry Face)

11 ton (US) 10 t

Rated Payload - Loose Material (Standard)

14 ton (US) 12.7 t

Rated Payload - High Lift (Quarry Face)

11 ton (US) 10 t

Rated Payload - Loose Material (High Lift)

12.1 ton (US) 11 t

Cat Truck Match - Standard

770/735/740/745

770 - 772

Cat Truck Match - High Lift

772/773

773 - 775

Transmission

Transmission Type

Cat planetary power shift

Cat planetary powershift

Cat switched reluctance electric drive

Forward - 1

5 mile/h 7.3 km/h

4.0 mile/h 6.5 km/h

Forward - 2

8 mile/h 12.2 km/h

7.2 mile/h 11.6 km/h

Direct Drive - Forward 2

8 mile/h 12.7 km/h

7.8 mile/h 12.5 km/h

Direct Drive - Forward 3

14 mile/h 22 km/h

13.9 mile/h 22.3 km/h

Direct Drive - Forward 4

24 mile/h 39 km/h

24.4 mile/h 39.3 km/h

Reverse - 1

5 mile/h 7.6 km/h

4.7 mile/h 7.5 km/h

Reverse - 2

8 mile/h 13.6 km/h

8.3 mile/h 13.3 km/h

Direct Drive - Reverse 2

9 mile/h 14.1 km/h

8.9 mile/h 14.3 km/h

Direct Drive - Reverse 3

16 mile/h 25 km/h

15.8 mile/h 25.5 km/h

Direct Drive - Reverse 4

25.4 mile/h 40.8 km/h

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit

Load Sense

EH- Positive Flow Control, Flow Sharing

EH-Positive Flow Control, Flow Sharing

Lift/Tilt System - Pump

2 × 110 cc variable displacement

Variable displacement piston

Maximum Flow at 2,165 rpm

123 gpm 470 L/min

Relief Valve Setting - Lift/Tilt

4050 psi 27900 kPa

4757 psi 32800 kPa

Lift Cylinder - Bore

7.5 in 190 mm

8.7 in 210 mm

Lift Cylinder - Stroke

45 in 1138 mm

41.3 in 1050 mm

Tilt Cylinder - Bore

6.7 in 170 mm

8.7 in 266 mm

Tilt Cylinder - Stroke

28.4 in 722 mm

27 in 685 mm

Hydraulic Cycle Times

Rack Back

4.5 s 4.5 s

Raise

9 s 9 s

8.0 s 8.0 s

8 s 8 s

Dump

3.5 s 3.5 s

2.2 s 2.2 s

Lower

5.2 s 5.2 s

Lower Float Down

4.3 s 4.3 s

3.5 s 3.5 s

Total Hydraulic Cycle Time

21.3 s 21.3 s

18.2 s 18.2 s

Hydraulic System - Steering

Steering System - Circuit

Load Sense

Pilot, load sensing

Steering System - Pump

Piston, variable displacement

Maximum Flow at 1,400 rpm

52 gpm 200 L/min

Steering Cut Off Pressure

4000 psi 27600 kPa

4351 psi 30000 kPa

Total Steering Angle

70°

86 °

86°

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 contains 1.8 kg (3.9 lb) of refrigerant, which has a CO2 equivalent of 2.574 metric tonnes (2.837 tons).

• 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).

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

Front

Fixed

Rear

Trunnion

Oscillation Angle

±12.5°

13 °

13°

Oscillation Angle - Chain Arrangement

±8.5°

Brakes

ISO 3450:2011

Operator's Cab

ROPS/FOPS

ROPS/FOPS meet ISO 3471:2008 (ROPS) and ISO 3449:2005 Level II (FOPS)

ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards

Service Refill Capacities

Fuel Tank

141 gal (US) 535 l

188 gal (US) 712 l

147 gal (US) 555 l

Fuel Tank - Short Lift

127 gal (US) 481 l

Cooling Systems

26 gal (US) 100 l

Crankcase

9 gal (US) 34 l

15.9 gal (US) 60 l

Diesel Exhaust Fluid Tank

6 gal (US) 23 l

8.7 gal (US) 33 l

Transmission

20 gal (US) 75 l

24.3 gal (US) 92 l

16 gal (US) 60 l

Axle Oil - Differentials and Final Drives - Front

49 gal (US) 186 l

Axle Oil - Differentials and Final Drives - Rear

45 gal (US) 170 l

Hydraulic System Factory Fill

87 gal (US) 330 l

125.5 gal (US) 475 l

Hydraulic System - Tank Only

34 gal (US) 130 l

63.4 gal (US) 240 l

Sound Performance - Tier 4 Final / Stage V

Operator Sound Pressure Level (ISO 6396:2008)

73 dB(A) 73 dB(A)

72 dB(A) 72 dB(A)

Machine Sound Power Level (ISO 6395:2008)

113 dB(A) 113 dB(A)

111 dB(A) 111 dB(A)

109 dB(A) 109 dB(A)

Operator Sound Pressure Level (ISO 6396:2008)*

72 dB(A) 72 dB(A)

Machine Sound Power Level (ISO 6395:2008)**

110 dB(A) 110 dB(A)

109 dB(A) 109 dB(A)

Note (1)

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.

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)

73 dB(A) 73 dB(A)

72 dB(A) 72 dB(A)

Machine Sound Power Level (ISO 6395:2008)

113 dB(A) 113 dB(A)

111 dB(A) 111 dB(A)

109 dB(A) 109 dB(A)

Operator Sound Pressure Level (ISO 6396:2008)*

72 dB(A) 72 dB(A)

Machine Sound Power Level (ISO 6395:2008)**

110 dB(A) 110 dB(A)

109 dB(A) 109 dB(A)

Note (1)

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.

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.

Dimensions (Approximate) - Standard Lift Linkage

Ground to Top of ROPS

13.5 ft 4100 mm

13.8 ft 4202 mm

Ground to Top of Exhaust Stacks

13.3 ft 4060 mm

14.8 ft 4521 mm

Ground to Top of Hood

10.7 ft 3270 mm

10.9 ft 3334 mm

Ground to Center of Front Axle

3.2 ft 978 mm

Ground to Fuel Tank Clearance

2.3 ft 691 mm

Ground to Lower Hitch Clearance

1.5 ft 459 mm

1.9 ft 568 mm

Reach - Maximum Lift

7.1 ft 2175 mm

6.5 ft 1981 mm

Clearance at Maximum Lift

10.1 ft 3079 mm

11.9 ft 3641 mm

B-Pin Height - Maximum Lift

16.1 ft 4912 mm

18.0 ft 5485 mm

18.0 ft 5491 mm

Maximum Overall Height - Bucket Raised

22.4 ft 6817 mm

24.5 ft 7455 mm

Rear Axle - Centerline to Bumper

10.3 ft 3132 mm

10.5 ft 3187 mm

Wheel Base

12.5 ft 3810 mm

14.9 ft 4550 mm

Maximum Overall Length

36.6 ft 11143 mm

39.3 ft 11991 mm

Front Axle Centerline to Bucket Tip

13.8 ft 4201 mm

14 ft 4254 mm

14.0 ft 4254 mm

Note

All dimensions are approximate.
Specifications are calculated with a 6.1 m³ (8.0 yd³) rock bucket.

• 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.

Cat U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with 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 • Cat engines meeting Brazil MAR-1 emissions standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA, 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. * While Caterpillar engines are compatible with these alternative fuels, some regions may not allow their use. ** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. *** 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).

Dimensions (Approximate) - High Lift Linkage

Ground to Top of ROPS

13.5 ft 4100 mm

13.8 ft 4202 mm

Ground to Top of Exhaust Stacks

13.3 ft 4060 mm

14.8 ft 4521 mm

Ground to Top of Hood

10.7 ft 3270 mm

10.9 ft 3334 mm

Ground to Center of Front Axle

3.2 ft 978 mm

Ground to Fuel Tank Clearance

2.3 ft 691 mm

Ground to Lower Hitch Clearance

1.5 ft 459 mm

1.9 ft 568 mm

Reach - Maximum Lift

7.1 ft 2175 mm

6.5 ft 1981 mm

Clearance at Maximum Lift

10.1 ft 3079 mm

11.9 ft 3641 mm

B-Pin Height - Maximum Lift

16.1 ft 4912 mm

18.0 ft 5485 mm

18.0 ft 5491 mm

Maximum Overall Height - Bucket Raised

22.4 ft 6817 mm

24.5 ft 7455 mm

Rear Axle - Centerline to Bumper

10.3 ft 3132 mm

10.5 ft 3187 mm

Wheel Base

12.5 ft 3810 mm

14.9 ft 4550 mm

Maximum Overall Length

36.6 ft 11143 mm

39.3 ft 11991 mm

Front Axle Centerline to Bucket Tip

13.8 ft 4201 mm

14 ft 4254 mm

14.0 ft 4254 mm

Note

All dimensions are approximate.
Specifications are calculated with a 6.1 m³ (8.0 yd³) rock bucket.

Dimensions (Approximate) - Quick Coupler and 6.1 m³ (8.0 yd³) Bucket

Ground to Top of ROPS

13.5 ft 4100 mm

13.8 ft 4202 mm

Ground to Top of Exhaust Stacks

13.3 ft 4060 mm

14.8 ft 4521 mm

Ground to Top of Hood

10.7 ft 3270 mm

10.9 ft 3334 mm

Ground to Center of Rear Axle

3.2 ft 978 mm

Ground to Fuel Tank Clearance

2.3 ft 691 mm

Ground to Lower Hitch Clearance

1.5 ft 459 mm

1.9 ft 568 mm

Reach at Maximum Lift

8.0 ft 2437 mm

Clearance at Maximum Lift

10.1 ft 3079 mm

11.9 ft 3641 mm

B-Pin Height at Maximum Lift

15.0 ft 4566 mm

Maximum Overall Height, Bucket Raised

20.9 ft 6359 mm

Rear Axle Center Line to Bumper

10.3 ft 3132 mm

Wheel Base

12.5 ft 3810 mm

14.9 ft 4550 mm

Maximum Overall Length

36.6 ft 11143 mm

39.3 ft 11991 mm

Front Axle Centerline to Bucket Tip

13.8 ft 4201 mm

14 ft 4254 mm

14.0 ft 4254 mm

Dimensions (Approximate) - Quick Coupler and Fork

Ground to Top of ROPS

13.5 ft 4100 mm

13.8 ft 4202 mm

Ground to Top of Exhaust Stacks

13.3 ft 4060 mm

14.8 ft 4521 mm

Ground to Top of Hood

10.7 ft 3270 mm

10.9 ft 3334 mm

Ground to Center of Rear Axle

3.2 ft 978 mm

Ground to Fuel Tank Clearance

2.3 ft 691 mm

Ground to Lower Hitch Clearance

1.5 ft 459 mm

1.9 ft 568 mm

B-Pin Height at Maximum Lift

15.0 ft 4566 mm

Rear Axle Center Line to Bumper

10.3 ft 3132 mm

Wheel Base

12.5 ft 3810 mm

14.9 ft 4550 mm

Maximum Overall Length

36.6 ft 11143 mm

39.3 ft 11991 mm

Front Axle Centerline to Bucket Tip

13.8 ft 4201 mm

14 ft 4254 mm

14.0 ft 4254 mm

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