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903D Compact Wheel Loader
988 GC Wheel Loader
988 Wheel Loader

Engine

Maximum Gross Power 42 HP - -
Engine Model Cat C2.4* Cat® C15 Cat® C18 ™
Gross Power 42 HP - -
Net Power - 2,200 rpm - SAE J1349 R-ing 40 HP - -
Net Power - 2,200 rpm - ISO 9249 R-ing 40 HP - -
Bore 3.4 in 5.4 in 5.7 in
Stroke 4 in 6.75 in 7.2 in
Displacement 147 in² 927 in³ 1105 in³
Note *Engine meets U.S. EPA Tier 4 Final emission standards. - -
Rated Speed - 2000 1700/min
Peak Power Speed - 1600 1500/rpm
Engine Power - ISO 14396 - 449 HP -
Gross Power - SAE J1995 - 456 HP -
Net Power - SAE J1349 - 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, 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
Peak Torque - 1,200 rpm - SAE J1995 - 1778 ft·lbf -
Torque Rise - 16% 58 %
Net Power - SAE J1349:2011 - - 538 HP
Engine Power - ISO 14396:2002 - - 580 HP
Gross Power - SAE J1995:2014 - - 588 HP
Peak Torque - 1,200 rpm - - 2230 lb/ft

Weights

Operating Weight 9414 lb - -

Buckets

Bucket Capacities 0.6-1.0 m3 (0.8-1.3 yd3) 6.4-7.6 m3 (8.3-10 yd3) 4.7-13 m3 (6.2-17 yd3)
Bucket Capacities - General Purpose 0.6 m3 (0.8 yd3) - -
Bucket Capacities - Light Material 1.0 m3 (1.3 yd3) - -

Transmission

Travel Speed 12.4 mile/h - -
Transmission Type - Cat planetary power shift Cat planetary powershift
Forward - 1 - 5 mile/h 4 mile/h
Forward - 2 - 8 mile/h 7.2 mile/h
Reverse - 1 - 5 mile/h 4.7 mile/h
Reverse - 2 - 8 mile/h 8.3 mile/h
Direct Drive - Forward 1 - Lock-up disabled Lock-up disabled
Direct Drive - Forward 2 - 8 mile/h 7.8 mile/h
Direct Drive - Forward 3 - 14 mile/h 13.9 mile/h
Direct Drive - Forward 4 - 24 mile/h 24.4 mile/h
Direct Drive - Reverse 1 - Lock-up disabled 5 mile/h
Direct Drive - Reverse 2 - 9 mile/h 8.9 mile/h
Direct Drive - Reverse 3 - 16 mile/h 15.8 mile/h
Direct Drive - Reverse 4 - 25.4 mile/h -
Forward - 3 - - 12.7 mile/h
Forward - 4 - - 21.6 mile/h
Reverse - 3 - - 14.4 mile/h

Hydraulic System

Main Relief 3481 psi - -
3rd Auxiliary Flow 14 gal/min - -
Hydraulic Cycle Time - Lower, Float 2.4 s - -

Loader Hydraulic System

Hydraulic Cycle Time - Lift 4.4 s - -
Hydraulic Cycle Time - Dump 0.7 s - -

Cab

ROPS ISO 3471:2008 - -
FOPS ISO 3449:2005 Level I - -

Service Refill Capacities

Cooling System 3 gal (US) 27 gal (US) 31.7 gal (US)
Fuel Tank 11.4 gal (US) 141 gal (US) 188 gal (US)
Hydraulic System 6.3 gal (US) - -
Engine Oil 2.4 gal (US) - -
Engine Crankcase - 9 gal (US) -
Diesel Exhaust Fluid Tank - 5.5 gal (US) 8.7 gal (US)
Transmission - 20 gal (US) 31.7 gal (US)
Differential - Final Drives - Front - 49 gal (US) 49.1 gal (US)
Differential - Final Drives - Rear - 45 gal (US) 49.1 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 -
Coolant (Validated by Test Cell Fill Quantities) - - 33 gal (US)
Crankcase - - 15.9 gal (US)
Transmission - Validated by Test Cell Fill Quantities - - 29 gal (US)
Hydraulic System Factory Fill - - 125.5 gal (US)
Hydraulic System - Tank Only - - 63.4 gal (US)

Dimensions (Approximate) - Standard Lift

Cab Height 8.25 ft - -
Ground Clearance 10 in - -
Wheel Base 6.42 ft - -
Overall Length - With Bucket* 15.75 ft - -
Reach at Maximum Dump Height* 2.33 ft - -
Dig Depth 6 in - -
Maximum Dump Height* 7.5 ft - -
Load Over Height 9.17 ft - -
Hinge Pin at Maximum Height 10.08 ft - -
Departure Angle - Degrees 30° - -
Overall Length - With Forks 17.08 ft - -
Reach - Ground Level 2.67 ft - -
Maximum Reach 4.5 ft - -
Fork Depth Above Ground 2 in - -
Fork Height at Maximum Reach 4.67 ft - -
Maximum Fork Height 9.83 ft - -
Fork Reach at Maximum Height 2 ft - -
Turning Radius - Over Bucket* 13.17 ft - -
Turning Radius - Inside Tire** 5.92 ft - -
Width - Over Bucket* 5.83 ft - -
Tire Gauge 4.33 ft - -
Machine Width** 5.58 ft - -
Articulation Angle 40° - -
Steering Angle 80° - -
Dump Angle at Maximum Height 40° - -
Note (1) *Vary with bucket size. - -
Note (2) **Vary with tire size. - -
Note (3) Dimensions listed are based on the machine configured with cab with air conditioning, remote quick coupler, general purpose bucket or 1067 mm (42 in) forks, 75 kg (165 lb) operator, 33 × 15.5-16.5, 12 PR tires, without ride control, without precleaner. - -

Dimensions (Approximate) - High Lift

Cab Height 8.25 ft - -
Ground Clearance 10 in - -
Wheel Base 6.42 ft 12.5 ft -
Overall Length - With Bucket* 16.17 ft - -
Reach at Maximum Dump Height* 2.42 ft - -
Dig Depth 8 in - -
Maximum Dump Height* 8 ft - -
Load Over Height 9.67 ft - -
Hinge Pin at Maximum Height 10.58 ft - -
Departure Angle - Degrees 30° - -
Overall Length - With Forks 17.58 ft - -
Reach - Ground Level 3.25 ft - -
Maximum Reach 4.92 ft - -
Fork Depth Above Ground 2 in - -
Fork Height at Maximum Reach 4.67 ft - -
Maximum Fork Height 10.33 ft - -
Fork Reach at Maximum Height 2 ft - -
Turning Radius - Over Bucket* 13.42 ft - -
Turning Radius - Inside Tire** 5.92 ft - -
Width - Over Bucket* 5.83 ft - -
Tire Gauge 4.33 ft - -
Machine Width** 5.58 ft - -
Articulation Angle 40° - -
Steering Angle 80° - -
Dump Angle at Maximum Height 40° - -
Note (1) *Vary with bucket size. - -
Note (2) **Vary with tire size. - -
Note (3) Dimensions listed are based on the machine configured with cab with air conditioning, remote quick coupler, general purpose bucket or 1067 mm (42 in) forks, 75 kg (165 lb) operator, 33 × 15.5-16.5, 12 PR tires, without ride control, without precleaner. - -
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 -
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. -

Operating Specifications - Standard Lift

Tire Size 33 × 15.5-16.5, 12 PR - -
Rated Bucket Capacity 0.8 yd³ - -
Breakout Force 6160 lbf - -
Operating Weight 9414 lb - -
Rated Operating Load at Full Turn - Bucket*** 2701 lb - -
Straight Tipping Load - Bucket*** 6415 lb - -
Full Turn Static Tipping Load - Bucket (ISO 14397-1*)*** 5401 lb - -
Full Turn Static Tipping Load - Bucket (Rigid Tire**)*** 5512 lb - -
Rack Back - Transport Position 51° - -
Rated Operating Load at Full Turn - Forks (EN 474-3:2006, Firm and Level Ground, 500 mm [20 in] Load Center) (80% FTSTL)*** 3366 lb - -
Rated Operating Load at Full Turn - Forks (EN 474-3:2006, Rough Terrain, 500 mm [20 in] Load Center) (60% FTSTL)*** 2524 lb - -
Note (1) *Full compliance to ISO 14397-1 (2007) Sections 1 thru 6, which requires 2% verification be-tween calculation and testing. - -
Note (2) **Compliance to ISO 14397-1 (2007) Sections 1 thru 5. - -
Note (3) ***Manual quick coupler, precleaner hood. - -
Note (4) Operating specifications shown are based on machine equipped with enclosed ROPS cab with air conditioning, remote quick coupler, 75 kg (165 lb) operator and general purpose bucket (GP), without ride control, without precleaner unless otherwise noted. - -

Operating Specifications - High Lift

Tire Size 33 × 15.5-16.5, 12 PR - -
Rated Bucket Capacity 0.8 yd³ - -
Breakout Force 6204 lbf - -
Operating Weight 9462 lb - -
Rated Operating Load at Full Turn - Bucket*** 2502 lb - -
Straight Tipping Load - Bucket*** 5975 lb - -
Full Turn Static Tipping Load - Bucket (ISO 14397-1*)*** 5004 lb - -
Full Turn Static Tipping Load - Bucket (Rigid Tire**)*** 5115 lb - -
Rack Back - Transport Position 51° - -
Rated Operating Load at Full Turn - Forks (EN 474-3:2006, Firm and Level Ground, 500 mm [20 in] Load Center) (80% FTSTL)*** 3148 lb - -
Rated Operating Load at Full Turn - Forks (EN 474-3:2006, Rough Terrain, 500 mm [20 in] Load Center) (60% FTSTL)*** 2361 lb - -
Note (1) *Full compliance to ISO 14397-1 (2007) Sections 1 thru 6, which requires 2% verification be-tween calculation and testing. - -
Note (2) **Compliance to ISO 14397-1 (2007) Sections 1 thru 5. - -
Note (3) ***Manual quick coupler, precleaner hood. - -
Note (4) Operating specifications shown are based on machine equipped with enclosed ROPS cab with air conditioning, remote quick coupler, 75 kg (165 lb) operator and general purpose bucket (GP), without ride control, without precleaner unless otherwise noted. - -

Maximum Material Densities - General Purpose

Bucket Type General Purpose - -
Rated Capacity 0.8 yd³ - -
Dump Height 90 in - -
Maximum Material Density 3169 lb/yd³ - -
Bucket Width 70 in - -
Note Based on ISO 7546:1983 and rated operating loads at full turn and standard linkage. - -

Maximum Material Densities - Light Material

Bucket Type Light Material - -
Rated Capacity 1.3 yd³ - -
Dump Height 85 in - -
Maximum Material Density 1989 lb/yd³ - -
Bucket Width 74 in - -
Note Based on ISO 7546:1983 and rated operating loads at full turn and standard linkage. - -

Sustainability

Recyclability 97% 96% -

Operating Specifications

Operating Weight - 116858 lb 112574 lb
Rated Payload - Quarry Face - 12.5 ton (US) 12.5 t
Bucket Capacity Range - 6.4-7.6 m3 (8.3-10 yd3) 4.7-13 m3 (6.2-17 yd3)
Cat Truck Match - High Lift - 772/773/775 773~775
Rated Payload - Loose Material - - 16 t
Cat Truck Match - Standard - - 770~772

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit - EH - Load Sense EH- Positive Flow Control, Flow Sharing
Lift/Tilt System - 2X x 145 cc Variable displacement piston Variable displacement piston
Maximum Flow at 2,165 rpm - 159 gal/min -
Relief Valve Setting - Lift/Tilt - 4598 psi 4757 psi
Cylinders, Double Acting - Lift, Bore and Stroke - 190 mm x 1216 mm (7.5 in x 48 in) 210 mm × 1050 mm (8.7 in × 41.3 in)
Cylinders, Double Acting - Tilt, Bore and Stroke - 170 mm x 722 mm (6.7 in x 28.4 in) 269 mm × 685 mm (8.7 in × 27 in)
Pilot System - Variable displacement piston Variable displacement piston
Tilt Cylinder - Stroke - 27 in -
Maximum Flow at 1,400-1,860 rpm - - 153 gal/min
Relief Valve Setting - Main - - 551 psi

Hydraulic Cycle Times

Rack Back - 3.8 s -
Raise - 7.5 s -
Dump - 3 s -
Lower Float Down - 4.6 s -
Total Hydraulic Cycle Time - Empty Bucket - 18.9 s -

Hydraulic System - Steering

Steering System - Circuit - Pilot, load sensing Pilot, load sensing
Steering System - Pump - Piston, variable displacement Piston, variable displacement
Maximum Flow - 52 gal (US) 71.3 gal/min
Relief Valve Setting - Steering - 4000 psi 4351 psi
Total Steering Angle - 70° 86 °
Steering Cycle Times - High Idle - 3 s 3.4 s
Steering Cycle Times - Low Idle - 5.2 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. 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
Rear - Trunnion Trunnion
Oscillation Angle - +/-12.5° 13 °

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 and ISO 3449:2005 Level II standards

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. -

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)

Dimensions (Approximate) - Standard Lift Linkage

Ground to Top of ROPS - - 13.8 ft
Ground to Top of Exhaust Stacks - - 14.8 ft
Ground to Top of Hood - - 10.9 ft
Rear Axle - Centerline to Bumper - - 10.5 ft
Front Axle Centerline to Bucket Tip - - 14 ft
Wheel Base - - 14.9 ft
Maximum Overall Length - - 39.3 ft
Ground to Lower Hitch Clearance - - 1.9 ft
Clearance at Maximum Lift - - 11.9 ft
B-Pin Height - Maximum Lift - - 18 ft
Maximum Overall Height - Bucket Raised - - 24.5 ft
Reach - Maximum Lift - - 6.5 ft

Dimensions (Approximate) - High Lift Linkage

Ground to Top of ROPS - - 13.8 ft
Ground to Top of Exhaust Stacks - - 14.8 ft
Ground to Top of Hood - - 10.9 ft
Rear Axle - Centerline to Bumper - - 10.5 ft
Front Axle Centerline to Bucket Tip - - 15.3 ft
Wheel Base - - 14.9 ft
Maximum Overall Length - - 40.7 ft
Ground to Lower Hitch Clearance - - 1.9 ft
Clearance at Maximum Lift - - 13.3 ft
B-Pin Height - Maximum Lift - - 19.3 ft
Maximum Overall Height - Bucket Raised - - 25.8 ft
Reach - Maximum Lift - - 6.8 ft
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