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988 GC Wheel Loader
986 Wheel Loader

Engine

Engine Model Cat® C15 C15 Cat® Cat C13
Rated Speed 2000 2000 -
Peak Power Speed 1600 1600 -
Engine Power - ISO 14396 449 HP 449 HP -
Gross Power - SAE J1995 456 HP - -
Net Power - SAE J1349 373 HP 373 HP -
Emissions U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 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 -
Bore 5.4 in 5.4 in -
Stroke 6.75 in 6.75 in -
Displacement 927 in³ 927 in² -
Peak Torque - 1,200 rpm - SAE J1995 1778 ft·lbf 1778 lb/ft -
Torque Rise 16% 16% -
Peak Power Speed - Gross - SAE J1995 - 456 HP -
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 -
Net Power @ 1,700 rpm – ISO 9249:2007, SAE J1349:2011 - - 404 HP
Note (1) - - Cat engine meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, China Nonroad Stage IV and Japan 2014 emission standards.
Note (2) - - The net power advertised is the power available at the flywheel when the engine is equipped with fan, alternator, air cleaner, and aftertreatment.
Note (3) - - Cat 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 (h
Gross Torque @ 1,200 rpm – SAE J1995:2014 - - 1636 lb/ft
Engine Torque @ 1,200 rpm – ISO 14396:2002 - - 1620 lb/ft
Net Torque @ 1,100 rpm – ISO 9249:2007, SAE J1349:2011 - - 1515 lb/ft
Engine Power @ 1,700 rpm – ISO 14396:2002 - - 432 HP
Gross Power @ 1,700 rpm – SAE J1995:2014 - - 436 HP

Operating Specifications

Operating Weight 116858 lb - -
Rated Payload - Quarry Face 12.5 ton (US) - -
Bucket Capacity Range 6.4-7.6 m3 (8.3-10 yd3) 5-10,3 m³ (6,5-13,5 yd.³) -
Cat Truck Match - High Lift 772/773/775 772/773 -
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) -
Cat Truck Match - Standard - 770/735/740/745 -
Breakout Force - - 59060 lbf
Note (1) - - For a machine configuration as defined under �Weight.�
Note (2) - - Full compliance to ISO 14397-1:2007 Sections 1 thru 6, which requires 2% verification between calculations and testing.
Static Tipping Load - Full 40° Turn - No Tire Deflection - - 22418 kg
Static Tipping Load - Full 40° Turn - With Tire Deflection - - 46526 lb

Transmission

Transmission Type Cat planetary power shift Cat planetary power shift -
Forward - 1 5 mile/h 5 mile/h 3.9 mile/h
Forward - 2 8 mile/h 8 mile/h 7.4 mile/h
Reverse - 1 5 mile/h 5 mile/h 4.3 mile/h
Reverse - 2 8 mile/h 8 mile/h 8.5 mile/h
Direct Drive - Forward 1 Lock-up disabled - -
Direct Drive - Forward 2 8 mile/h 8 mile/h -
Direct Drive - Forward 3 14 mile/h 14 mile/h -
Direct Drive - Forward 4 24 mile/h 24 mile/h -
Direct Drive - Reverse 1 Lock-up disabled - -
Direct Drive - Reverse 2 9 mile/h 9 mile/h -
Direct Drive - Reverse 3 16 mile/h 16 mile/h -
Direct Drive - Reverse 4 25.4 mile/h 25.4 mile/h -
Forward - 3 - - 13.1 mile/h
Forward - 4 - - 23.3 mile/h
Note - - Maximum travel speed in standard vehicle with empty bucket and standard L4 tires with 914 mm (36 in) roll radius.
Reverse - 3 - - 15 mile/h
Reverse - 4 - - 24.5 mile/h

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit EH - Load Sense Load Sense -
Lift/Tilt System 2X x 145 cc Variable displacement piston - -
Maximum Flow at 2,165 rpm 159 gal/min 123 gal/min -
Relief Valve Setting - Lift/Tilt 4598 psi 4050 psi -
Cylinders, Double Acting - Lift, Bore and Stroke 190 mm x 1216 mm (7.5 in x 48 in) - -
Cylinders, Double Acting - Tilt, Bore and Stroke 170 mm x 722 mm (6.7 in x 28.4 in) - -
Pilot System Variable displacement piston - -
Tilt Cylinder - Stroke 27 in 28.4 in -
Lift/Tilt System - Pump - 2 × 110 cc variable displacement -
Lift Cylinder - Bore - 7.5 in -
Lift Cylinder - Stroke - 45 in -
Tilt Cylinder - Bore - 6.7 in -

Hydraulic Cycle Times

Rack Back 3.8 s 4.5 s -
Raise 7.5 s 9 s -
Dump 3 s 3.5 s -
Lower Float Down 4.6 s 4.3 s -
Total Hydraulic Cycle Time - Empty Bucket 18.9 s - -
Lower - 5.2 s -
Total Hydraulic Cycle Time - 21.3 s -

Hydraulic System - Steering

Steering System - Circuit Pilot, load sensing Load Sense -
Steering System - Pump Piston, variable displacement Piston, variable displacement -
Maximum Flow 52 gal (US) - -
Relief Valve Setting - Steering 4000 psi - -
Total Steering Angle 70° 70° -
Steering Cycle Times - High Idle 3 s - -
Steering Cycle Times - Low Idle 5.2 s - -
Maximum Flow at 1,400 rpm - 52 gal/min -
Steering Cut Off Pressure - 4000 psi -

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 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 1.9 kg (4.2 lb) of refrigerant which has a CO2 equivalent 2.717 metric tonnes (2.995 tons).

Axles

Front Fixed Fixed -
Rear Trunnion Trunnion -
Oscillation Angle +/-12.5° ±12.5° -
Oscillation Angle - Chain Arrangement - ±8.5° -

Brakes

Brakes ISO 3450:2011 ISO 3450:2011 -

Operator's Cab

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

Service Refill Capacities

Fuel Tank 141 gal (US) 141 gal (US) 112.5 gal (US)
Cooling System 27 gal (US) - 13.7 gal (US)
Engine Crankcase 9 gal (US) - -
Diesel Exhaust Fluid Tank 5.5 gal (US) 6 gal (US) -
Transmission 20 gal (US) 20 gal (US) 20.3 gal (US)
Differential - Final Drives - Front 49 gal (US) - 24.3 gal (US)
Differential - Final Drives - Rear 45 gal (US) - 24.3 gal (US)
Note 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) or ULSD blended with the following lower-carbon intensity fuels up to: - 20% biodiesel FAME (fatty a - -
Fuel Tank - Short Lift - 127 gal (US) -
Cooling Systems - 26 gal (US) -
Crankcase - 9 gal (US) 9.8 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) -
Hydraulic System - Tank Only - 34 gal (US) -
DEF Tank - - 5.5 gal (US)
Hydraulic Tank - - 40.4 gal (US)

Sound Performance - Tier 4 Final/EU Stage V - Standard

Operator Sound Level (ISO 6396) 72 dB(A) - -
Machine Sound Level (ISO 6395) 110 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. - -
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. - -

Dimensions (Approximate) - High Lift

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 - -
Rear Axle - Centerline to Bumper 10.3 ft - -
Front Axle Centerline to Bucket Tip 15.7 ft - -
Wheel Base 12.5 ft - -
Maximum Overall Length 39.5 ft - -
Ground to Lower Hitch Clearance 1.5 ft - -
Clearance at Maximum Lift 12 ft - -
B-Pin Height - Maximum Lift 18.7 ft - -
Maximum Overall Height - Bucket Raised 25 ft - -
Reach - Maximum Lift 7.7 ft - -
Note Specifications are calculated with 6.9 m3 (9.0 yd3 ) rock bucket equipped with Michelin XLDD1 35/65 R33 tires. - -

Buckets

Bucket Capacities 6.4-7.6 m3 (8.3-10 yd3) - -

Sustainability

Recyclability 96% - -

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
-

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
-

Dimensions (Approximate) - Standard Lift Linkage

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 Front Axle - 3.2 ft -
Ground to Fuel Tank Clearance - 2.3 ft -
Ground to Lower Hitch Clearance - 1.5 ft -
Reach - Maximum Lift - 7.1 ft -
Clearance at Maximum Lift - 10.1 ft -
B-Pin Height - Maximum Lift - 16.1 ft -
Maximum Overall Height - Bucket Raised - 22.4 ft -
Rear Axle - Centerline to Bumper - 10.3 ft -
Wheel Base - 12.5 ft -
Maximum Overall Length - 36.6 ft -
Front Axle Centerline to Bucket Tip - 13.8 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 -
Ground to Top of Exhaust Stacks - 13.3 ft -
Ground to Top of Hood - 10.7 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 -
Reach - Maximum Lift - 7.4 ft -
Clearance at Maximum Lift - 11.6 ft -
B-Pin Height - Maximum Lift - 17.6 ft -
Maximum Overall Height - Bucket Raised - 23.9 ft -
Rear Axle - Centerline to Bumper - 10.3 ft -
Wheel Base - 12.5 ft -
Maximum Overall Length - 38 ft -
Front Axle Centerline to Bucket Tip - 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 -

Weights

Operating Weight - - 78264 lb
Note - - Weight based on a machine configuration with Bridgestone 875/65R29 VLTS L4 radial tires, full fluids, operator, standard counterweight, ride control, cold start, roading fenders, Product Link, open differential axles (front/rear), secondary steering, soun

Bucket Capacities

Bucket Range - - 4.8-17.2 m³ 6.25-22.5 yd³

Sound

Note (1) - - ** For machines in European Union countries and in countries that adopt the �EU Directives.�
Note (2) - - ***European Union Directive �2000/14/EC� as amended by �2005/88/EC.�
With Cooling Fan Speed at 70% of Maximum Value - Exterior Sound Power Level* - - 109
With Cooling Fan Speed at 70% of Maximum Value - Operator Sound Pressure Level (ISO 6396:2008) - - 72 dB(A)
With Cooling Fan Speed at Maximum Speed - Exterior Sound Power Level (ISO 6395:2008) - - 112 dB(A)
With Cooling Fan Speed at Maximum Speed - Exterior Sound Pressure Level (SAE J88:2013) - - 78
With Cooling Fan Speed at Maximum Speed - Operator Sound Pressure Level (ISO 6396:2008) - - 72 dB(A)

Hydraulic System

Implement System - Maximum Operating Pressure - - 4975 psi
Implement System - Maximum Pump Output at 2,250 rpm - - 119 gal/min

Dimensions

Note - - All dimensions are approximate and based on machine equipped with 6.1 m3 (8.0 yd3) general purpose bucket with BOCE and Bridgestone 875/65R29 VLTS L4 radial tires.

Dimensions - High Lift

Centerline of Rear Axle to Edge of Counterweight - - 9.4 ft
Centerline of Rear Axle to Hitch - - 6.3 ft
Ground Clearance - - 1.4 ft
Height - Top of Exhaust Pipe - - 12.4 ft
Height - Top of Hood - - 10 ft
Height - Top of ROPS - - 12.6 ft
Hinge Pin Height at Carry - - 2.11 ft
Hinge Pin Height at Maximum Lift - - 16.1 ft
Lift Arm Clearance at Maximum Lift - - 13.4 ft
Overall Length - Without Bucket - - 29.11 ft
Tread Width - - 8.4 ft
Wheel Base - - 12.6 ft
Width over Tires (Loaded) - - 11.5 ft

Dimensions - Standard Lift

Centerline of Rear Axle to Edge of Counterweight - - 8.9 ft
Centerline of Rear Axle to Hitch - - 6.3 ft
Ground Clearance - - 428 mm
Height - Top of Exhaust Pipe - - 3736 mm
Height - Top of Hood - - 3036 mm
Height - Top of ROPS - - 3801 mm
Hinge Pin Height at Carry - - 2.7 ft
Hinge Pin Height at Maximum Lift - - 4741 mm
Lift Arm Clearance at Maximum Lift - - 3902 mm
Overall Length - Without Bucket - - 8597 mm
Tread Width - - 8.4 ft
Wheel Base - - 3800 mm
Width over Tires (Loaded) - - 11.5 ft
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