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986 Wheel Loader
990 Wheel Loader
988 Wheel Loader

Engine

Engine Model C15 Cat® C27 Cat® Cat® C18 ™
Peak Power Speed 1600 - 1500/rpm
Peak Power Speed - Gross - SAE J1995 456 hp - -
Engine Power - ISO 14396:2002 449 hp 752 hp 580 hp
Net Power - SAE J1349:2011 373 hp - 538 hp
Rated Speed 2000 1,800/min 1700/min
Rated Speed - 2,000 rpm - EEC 80/1269 373 hp - -
Rated Speed - 2,000 rpm - EEC 80/1269 (DIN) 378 hp - -
Rated Speed - 2,000 rpm - ISO 9249 373 hp - -
Rated Speed - 2,000 rpm - ISO 9249 (DIN) 378 hp - -
Bore 5.4 in 5.4 in 5.7 in
Stroke 6.75 in 6 in 7.2 in
Displacement 927 in² 1649.5 in³ 1105 in³
Peak Torque - 1,200 rpm - SAE J1995 1778 lb/ft - -
Torque Rise 16% 18 % 58 %
Emissions U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards and Brazil MAR-1 emission standards, equivalent to China Nonroad Stage III, U.S. EPA Tier 3 and EU Stage IIIA U.S. EPA TIer 4 Final and EU Stage V emission standards or U.S. EPA Tier 2 and EU Stage II equivalent U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards, Brazil MAR-1 and China Nonroad Stage IV emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA, and U.S. EPA Tier 2 and EU Stage II
Gross Power - SAE J1995:2014 - 766 hp 588 hp
Net Power - SAE J1349 - Standard Ambient - 699 hp -
Net Power - SAE J1349 - High Ambient - 648 hp -
Peak Torque - 1,200 rpm - 2624 lb/ft 2230 lb/ft

Transmission

Transmission Type Cat planetary power shift Cat planetary power shift Cat planetary powershift
Forward - 1 5 mile/h 4.5 mile/h 4 mile/h
Forward - 2 8 mile/h 8.3 mile/h 7.2 mile/h
Direct Drive - Forward 2 8 mile/h 8.5 mile/h 7.8 mile/h
Direct Drive - Forward 3 14 mile/h 15.2 mile/h 13.9 mile/h
Direct Drive - Forward 4 24 mile/h - 24.4 mile/h
Reverse - 1 5 mile/h 4.9 mile/h 4.7 mile/h
Reverse - 2 8 mile/h 9.1 mile/h 8.3 mile/h
Direct Drive - Reverse 2 9 mile/h 9.6 mile/h 8.9 mile/h
Direct Drive - Reverse 3 16 mile/h 16.4 mile/h 15.8 mile/h
Direct Drive - Reverse 4 25.4 mile/h - -
Forward - 3 - 14.2 mile/h 12.7 mile/h
Reverse - 3 - 15.5 mile/h 14.4 mile/h
Direct Drive - Forward 1 - Lock-up disabled Lock-up disabled
Direct Drive - Reverse 1 - 5.4 mile/h 5 mile/h
Note - Travel speeds based on Michelin 45/65R39 LD D2**L5 tires. -
Forward - 4 - - 21.6 mile/h

Operating Specifications

Operating Weight - Standard 97785 lb - -
Operating Weight - High Lift 104005 lb - -
Rated Payload - Standard (Quarry Face) 11 ton (US) - -
Rated Payload - Loose Material (Standard) 14 ton (US) - -
Rated Payload - High Lift (Quarry Face) 11 ton (US) - -
Rated Payload - Loose Material (High Lift) 12.1 ton (US) - -
Bucket Capacity Range 5-10,3 m³ (6,5-13,5 yd.³) 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³) 4.7-13 m3 (6.2-17 yd3)
Cat Truck Match - Standard 770/735/740/745 773-775 770~772
Cat Truck Match - High Lift 772/773 775-777 773~775
Operating Weight - 178517 lb 112574 lb
Rated Payload - Standard - 17.5 ton (US) -
Rated Payload - High Lift - 17.5 ton (US) -
Rated Payload - Quarry Face - - 12.5 t
Rated Payload - Loose Material - - 16 t

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit Load Sense Positive flow control EH- Positive Flow Control, Flow Sharing
Lift/Tilt System - Pump 2 × 110 cc variable displacement - -
Maximum Flow at 2,165 rpm 123 gal/min - -
Relief Valve Setting - Lift/Tilt 4050 psi 4786 psi 4757 psi
Lift Cylinder - Bore 7.5 in - -
Lift Cylinder - Stroke 45 in - -
Tilt Cylinder - Bore 6.7 in - -
Tilt Cylinder - Stroke 28.4 in - -
Lift/Tilt System - Variable displacement piston Variable displacement piston
Maximum Flow at 1,800 rpm (1) - 240 gal/min -
Cylinders, Double Acting - Lift, Bore and Stroke - 235 mm × 1287 mm (9.3 in × 50.7 in) 210 mm × 1050 mm (8.7 in × 41.3 in)
Cylinders, Double Acting - Tilt, Bore and Stroke - 292.1 mm × 820 mm (11.5 in × 32.3 in) 269 mm × 685 mm (8.7 in × 27 in)
Pilot System - Open loop and pressure reducing Variable displacement piston
Relief Valve Setting - Main - 507 psi 551 psi
Maximum Flow at 1,400-1,860 rpm - - 153 gal/min

Hydraulic Cycle Times

Rack Back 4.5 s 4.3 s -
Raise 9 s 8.2 s -
Dump 3.5 s 2.9 s -
Lower 5.2 s 3.7 s -
Lower Float Down 4.3 s 3.6 s -
Total Hydraulic Cycle Time 21.3 s - -
Total Hydraulic Cycle Time - Empty Bucket - 13.8 s -

Hydraulic System - Steering

Steering System - Circuit Load Sense Pilot, load sensing Pilot, load sensing
Steering System - Pump Piston, variable displacement Piston, variable displacement Piston, variable displacement
Maximum Flow at 1,400 rpm 52 gal/min 96.2 gal/min -
Steering Cut Off Pressure 4000 psi - -
Total Steering Angle 70° 70° 86 °
Relief Valve Setting - Steering - 5004 psi 4351 psi
Maximum Flow - - 71.3 gal/min
Steering Cycle Times - High Idle - - 3.4 s
Steering Cycle Times - Low Idle - - 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. The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 2.7 kg of refrigerant which has a CO2 equivalent of 3.861 metric tonnes (4.256 tons). 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 Fixed Fixed
Rear Trunnion Trunnion Trunnion
Oscillation Angle ±12.5° 8.5° 13 °
Oscillation Angle - Chain Arrangement ±8.5° - -

Brakes

Brakes ISO 3450:2011 ISO 3450: 2011 ISO 3450:2011

Service Refill Capacities

Fuel Tank 141 gal (US) 294.3 gal (US) 188 gal (US)
Fuel Tank - Short Lift 127 gal (US) - -
Cooling Systems 26 gal (US) - -
Crankcase 9 gal (US) - 15.9 gal (US)
Diesel Exhaust Fluid Tank 6 gal (US) - 8.7 gal (US)
Transmission 20 gal (US) 29.1 gal (US) 31.7 gal (US)
Axle Oil - Differentials and Final Drives - Front 49 gal (US) - -
Axle Oil - Differentials and Final Drives - Rear 45 gal (US) - -
Hydraulic System Factory Fill 87 gal (US) 210 gal (US) 125.5 gal (US)
Hydraulic System - Tank Only 34 gal (US) - 63.4 gal (US)
Cooling System - 54.9 gal (US) 31.7 gal (US)
Engine Crankcase - 20 gal (US) -
Differential - Final Drives - Front - 71.6 gal (US) 49.1 gal (US)
Differential - Final Drives - Rear - 68.9 gal (US) 49.1 gal (US)
Hydraulic Tank - Implement and Hydraulic Fan - 68.9 gal (US) -
Hydraulic Tank - Steering and Braking - 34.9 gal (US) -
Note - All nonroad U.S. EPA Tier 4 diesel engines are required to use only Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm (mg/kg) sulfur or less. Biodiesel blends up to B20 (20% blend by volume) are acceptable when blended with 15 ppm (mg/kg) sulfur or l -
Coolant (Validated by Test Cell Fill Quantities) - - 33 gal (US)
Transmission - Validated by Test Cell Fill Quantities - - 29 gal (US)

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

Sound Performance - Standard

Operator Sound Level (ISO 6396) 72 dB(A) - -
Machine Sound Level (ISO 6395) 112 dB(A) - -
Note
  • 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.
  • Hearing protection may be neede
- -
Operator Sound Level (ISO 6396:2008) - 65.5 dB(A) -
Machine Sound Level (ISO 6395:2008) - 115 dB(A) -

Sound Performance - Suppression

Operator Sound Level (ISO 6396) 72 dB(A) - -
Machine Sound Level (ISO 6395) 110 dB(A) - -
Note
  • 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.
  • Hearing protection may be neede
- -
Operator Sound Level (ISO 6396:2008) - 65.5 dB(A) -
Machine Sound Level (ISO 6395:2008) - 113 dB(A) -

Dimensions (Approximate) - Standard Lift Linkage

Ground to Top of ROPS 13.5 ft - 13.8 ft
Ground to Top of Exhaust Stacks 13.3 ft - 14.8 ft
Ground to Top of Hood 10.7 ft - 10.9 ft
Ground to Center of Front Axle 3.2 ft - -
Ground to Fuel Tank Clearance 2.3 ft - -
Ground to Lower Hitch Clearance 1.5 ft - 1.9 ft
Reach - Maximum Lift 7.1 ft - 6.5 ft
Clearance at Maximum Lift 10.1 ft - 11.9 ft
B-Pin Height - Maximum Lift 16.1 ft - 18 ft
Maximum Overall Height - Bucket Raised 22.4 ft - 24.5 ft
Rear Axle - Centerline to Bumper 10.3 ft - 10.5 ft
Wheel Base 12.5 ft - 14.9 ft
Maximum Overall Length 36.6 ft - 39.3 ft
Front Axle Centerline to Bucket Tip 13.8 ft - 14 ft
Note
  • All dimensions are approximate.
  • Specs are calculated with a 6.1 m³ (8.0 yd³) rock bucket.
- -

Dimensions (Approximate) - High Lift Linkage

Ground to Top of ROPS 13.5 ft - 13.8 ft
Ground to Top of Exhaust Stacks 13.3 ft - 14.8 ft
Ground to Top of Hood 10.7 ft - 10.9 ft
Ground to Center of Front Axle 3.2 ft - -
Ground to Fuel Tank Clearance 2.3 ft - -
Ground to Lower Hitch Clearance 1.5 ft - 1.9 ft
Reach - Maximum Lift 7.4 ft - 6.8 ft
Clearance at Maximum Lift 11.6 ft - 13.3 ft
B-Pin Height - Maximum Lift 17.6 ft - 19.3 ft
Maximum Overall Height - Bucket Raised 23.9 ft - 25.8 ft
Rear Axle - Centerline to Bumper 10.3 ft - 10.5 ft
Wheel Base 12.5 ft - 14.9 ft
Maximum Overall Length 38 ft - 40.7 ft
Front Axle Centerline to Bucket Tip 15.3 ft - 15.3 ft
Note
  • All dimensions are approximate.
  • Specs 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 - -
Ground to Top of Exhaust Stacks 13.3 ft - -
Ground to Top of Hood 10.7 ft - -
Ground to Center of Rear Axle 3.2 ft - -
Ground to Fuel Tank Clearance 2.3 ft - -
Ground to Lower Hitch Clearance 1.5 ft - -
Reach at Maximum Lift 8 ft - -
Clearance at Maximum Lift 10.7 ft - -
B-Pin Height at Maximum Lift 15 ft - -
Maximum Overall Height, Bucket Raised 20.9 ft - -
Rear Axle Center Line to Bumper 10.3 ft - -
Wheel Base 12.5 ft - -
Maximum Overall Length 35 ft - -
Front Axle Centerline to Bucket Tip 12.2 ft - -

Dimensions (Approximate) - Quick Coupler and Fork

Ground to Top of ROPS 13.5 ft - -
Ground to Top of Exhaust Stacks 13.3 ft - -
Ground to Top of Hood 10.7 ft - -
Ground to Center of Rear Axle 3.2 ft - -
Ground to Fuel Tank Clearance 2.3 ft - -
Ground to Lower Hitch Clearance 1.5 ft - -
B-Pin Height at Maximum Lift 15 ft - -
Rear Axle Center Line to Bumper 10.3 ft - -
Wheel Base 12.5 ft - -
Maximum Overall Length 35.4 ft - -
Front Axle Centerline to Bucket Tip 12.6 ft - -

Buckets

Bucket Capacities - 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³) 4.7-13 m3 (6.2-17 yd3)

Hydraulic Cycle Time (1,400-1,860 rpm)

Rack Back - - 4.5 s
Raise - - 8 s
Dump - - 2.2 s
Lower Float Down - - 3.5 s
Total Hydraulic Cycle Time - Empty Bucket - - 18.2 s

Sound Performance - Tier 4 Final / Stage V - Standard

Operator Sound Pressure Level (ISO 6396:2008) - - 73 dB(A)
Machine Sound Power Level (ISO 6395:2008) - - 111 dB(A)

Sound Performance - Tier 3 / Stage III - Standard

Operator Sound Pressure Level (ISO 6396:2008) - - 73 dB(A)
Machine Sound Power Level (ISO 6395:2008) - - 112 dB(A)
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