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903D Compact Wheel Loader
988 Wheel Loader

Engine

Maximum Gross Power 42 HP - -
Engine Model Cat C2.4* Cat® C18 ™ Cat C13
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 5.7 in -
Stroke 4 in 7.2 in -
Displacement 147 in² 1105 in³ -
Note *Engine meets U.S. EPA Tier 4 Final emission standards. - -
Net Power - SAE J1349:2011 - 538 HP -
Engine Power - ISO 14396:2002 - 580 HP -
Gross Power - SAE J1995:2014 - 588 HP -
Rated Speed - 1700/min -
Peak Power Speed - 1500/rpm -
Emissions - 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 - 2230 lb/ft -
Torque Rise - 58 % -
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

Weights

Operating Weight 9414 lb - 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

Buckets

Bucket Capacities 0.6-1.0 m3 (0.8-1.3 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 powershift -
Forward - 1 - 4 mile/h 3.9 mile/h
Forward - 2 - 7.2 mile/h 7.4 mile/h
Forward - 3 - 12.7 mile/h 13.1 mile/h
Forward - 4 - 21.6 mile/h 23.3 mile/h
Reverse - 1 - 4.7 mile/h 4.3 mile/h
Reverse - 2 - 8.3 mile/h 8.5 mile/h
Reverse - 3 - 14.4 mile/h 15 mile/h
Direct Drive - Forward 1 - Lock-up disabled -
Direct Drive - Forward 2 - 7.8 mile/h -
Direct Drive - Forward 3 - 13.9 mile/h -
Direct Drive - Forward 4 - 24.4 mile/h -
Direct Drive - Reverse 1 - 5 mile/h -
Direct Drive - Reverse 2 - 8.9 mile/h -
Direct Drive - Reverse 3 - 15.8 mile/h -
Note - - Maximum travel speed in standard vehicle with empty bucket and standard L4 tires with 914 mm (36 in) roll radius.
Reverse - 4 - - 24.5 mile/h

Hydraulic System

Main Relief 3481 psi - -
3rd Auxiliary Flow 14 gal/min - -
Hydraulic Cycle Time - Lower, Float 2.4 s - -
Implement System - Maximum Operating Pressure - - 4975 psi
Implement System - Maximum Pump Output at 2,250 rpm - - 119 gal/min

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) 31.7 gal (US) 13.7 gal (US)
Fuel Tank 11.4 gal (US) 188 gal (US) 112.5 gal (US)
Hydraulic System 6.3 gal (US) - -
Engine Oil 2.4 gal (US) - -
Coolant (Validated by Test Cell Fill Quantities) - 33 gal (US) -
Crankcase - 15.9 gal (US) 9.8 gal (US)
Diesel Exhaust Fluid Tank - 8.7 gal (US) -
Transmission - 31.7 gal (US) 20.3 gal (US)
Transmission - Validated by Test Cell Fill Quantities - 29 gal (US) -
Differential - Final Drives - Front - 49.1 gal (US) 24.3 gal (US)
Differential - Final Drives - Rear - 49.1 gal (US) 24.3 gal (US)
Hydraulic System Factory Fill - 125.5 gal (US) -
Hydraulic System - Tank Only - 63.4 gal (US) -
DEF Tank - - 5.5 gal (US)
Hydraulic Tank - - 40.4 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 - -
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. - -

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% - -

Operating Specifications

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

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit - EH- Positive Flow Control, Flow Sharing -
Lift/Tilt System - Variable displacement piston -
Maximum Flow at 1,400-1,860 rpm - 153 gal/min -
Relief Valve Setting - Lift/Tilt - 4757 psi -
Cylinders, Double Acting - Lift, Bore and Stroke - 210 mm × 1050 mm (8.7 in × 41.3 in) -
Cylinders, Double Acting - Tilt, Bore and Stroke - 269 mm × 685 mm (8.7 in × 27 in) -
Pilot System - Variable displacement piston -
Relief Valve Setting - Main - 551 psi -

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 -

Hydraulic System - Steering

Steering System - Circuit - Pilot, load sensing -
Steering System - Pump - Piston, variable displacement -
Maximum Flow - 71.3 gal/min -
Relief Valve Setting - Steering - 4351 psi -
Total Steering Angle - 86 ° -
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 1.9 kg (4.2 lb) of refrigerant which has a CO2 equivalent 2.717 metric tonnes (2.995 tons).

Axles

Front - Fixed -
Rear - Trunnion -
Oscillation Angle - 13 ° -

Brakes

Brakes - ISO 3450:2011 -

Operator's Cab

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

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 -

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)

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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