990 Wheel Loader

Overview

The Cat^® 990 Wheel Loader helps you move more material in less time, at a low cost per ton, for a fast return on your investment. This machine offers significant fuel savings, low maintenance costs, and great productivity and durability to acheive multiple life cycles.

Key Features

More Comfort. More Performance. More Versatility.

BETTER FUEL EFFICIENCY

Move more material with less fuel using economy mode

LOWER MAINTENANCE COST

Make regular maintenance more convenient with grouped service points

MORE PRODUCTIVITY

Deliver more productivity in most truck loading applications while using performance series buckets with increased capacities

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Specifications

Engine Power - ISO 14396:2002	786 hp
Engine Model	Cat® C27
Emissions	Option 1 - U.S. EPA Tier 4 Final/EU Stage V
Rated Speed	1800 r/min
Gross Power - SAE J1995:2014	801 hp
Net Power - SAE J1349:2011 - Standard Ambient	732 hp
Net Power - SAE J1349:2011 - High Ambient	681 hp
Emissions	Option 2 - Emits equivalent to U.S. EPA Tier 2
Rated Speed	1800 r/min
Engine Power - ISO 14396:2002	752 hp
Gross Power - SAE J1995:2014	766 hp
Net Power - SAE J1349:2011 - Standard Ambient	699 hp
Net Power - SAE J1349:2011 - High Ambient	648 hp
Bore	5.4 in
Stroke	6 in
Displacement	1649.5 in³
Peak Torque - 1,200 rpm	2624 lb/ft
Torque Rise	18 %
Note	Net power advertised is the power available at the flywheel when the engine is equipped with fan at minimum speed, air intake sytstem, exhaust system, and alternator.

Transmission Type	Cat planetary power shift
Forward - 1	4.6 mile/h
Forward - 2	8.2 mile/h
Forward - 3	14.5 mile/h
Reverse - 1	5.1 mile/h
Reverse - 2	9.1 mile/h
Reverse - 3	16 mile/h
Direct Drive - Forward 1	Lock-up disabled
Direct Drive - Forward 2	8.2 mile/h
Direct Drive - Forward 3	14.5 mile/h
Direct Drive - Reverse 1	5.1 mile/h
Direct Drive - Reverse 2	9.1 mile/h
Direct Drive - Reverse 3	16 mile/h
Note	Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.

Operating Weight - Standard	178517 lb
Bucket Capacity Range	8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³)
Rated Payload - Standard	17.5 ton (US)
Rated Payload - High Lift	17.5 ton (US)
Cat Truck Match - Standard	773-775
Cat Truck Match - High Lift	775-777

Lift/Tilt System - Circuit	Positive flow control
Lift/Tilt System	Variable displacement piston
Maximum Flow at 1,800 rpm	240 gpm
Relief Valve Setting - Lift/Tilt	4786 psi
Cylinders, Double Acting - Lift, Bore and Stroke	235 mm × 1287 mm (9.3 in × 50.7 in)
Cylinders, Double Acting - Tilt, Bore and Stroke	292.1 mm × 820 mm (11.5 in × 32.3 in)
Pilot System	Open loop and pressure reducing
Pilot Relief Setting	507 psi

Rack Back	4.3 s
Raise	8.6 s
Dump	2.9 s
Lower	3.7 s
Lower Float Down	3.7 s
Total Hydraulic Cycle Time - Empty Bucket	13.8 s

Steering System - Circuit	Pilot, load sensing
Steering System - Pump	Piston, variable displacement
Maximum Flow at 1,400 rpm	96.2 gpm
Relief Valve Setting - Steering	5004 psi
Total Steering Angle	70°

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 2.7 kg (5.9 lb) of refrigerant which has a CO2 equivalent of 3.861 metric tonnes (4.256 tons).

Front	Fixed
Rear	Trunnion
Oscillation Angle	8.5°

Brakes	ISO 3450: 2011

Fuel Tank	281 gal (US)
Cooling System	54.9 gal (US)
Engine Crankcase	20 gal (US)
Transmission	29.1 gal (US)
Differential - Final Drives - Front	71.6 gal (US)
Differential - Final Drives - Rear	68.9 gal (US)
Hydraulic System Factory Fill	210 gal (US)
Hydraulic Tank - Implement and Hydraulic Fan	68.9 gal (US)
Hydraulic Tank - Steering and Braking	34.9 gal (US)
Note	Cat U.S. EPA Tier 4 Final/EU 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). ** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. – Cat DEO-ULS™ or oils that meet the Cat ECF-3, API CJ-4, API CK-4, and/or ACEA E9 specifications are required. – Diesel Exhaust Fluid (DEF) that meets all requirements defined in ISO 22241-1:2006.

Operator Sound Pressure Level (ISO 6396:2008)	72 dB(A)
Machine Sound Power Level (ISO 6395:2008)	116 dB(A)
Operator Sound Pressure Level (ISO 6396:2008)*	72 dB(A)
Machine Sound Power Level (ISO 6395:2008)*	114 dB(A)
Note (1)	*Sound suppression equipped
Note (2)	The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
Note (3)	The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
Note (4)	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.

Operator Sound Pressure Level (ISO 6396:2008)	72 dB(A)
Machine Sound Power Level (ISO 6395:2008)	116 dB(A)
Operator Sound Pressure Level (ISO 6396:2008)*	72 dB(A)
Machine Sound Power Level (ISO 6395:2008)*	114 dB(A)
Note (1)	*Sound suppression equipped
Note (2)	The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
Note (3)	The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
Note (4)	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.

Ground to Top of ROPS	17.2 ft
Ground to Top of Exhaust Stacks	16.6 ft
Ground to Top of Hood	12.7 ft
Ground to Bumper Clearance	3.5 ft
Rear Axle - Centerline to Bumper	12.5 ft
Front Axle Centerline to Bucket Tip	15.4 ft
Wheel Base	15.1 ft
Maximum Overall Length	42.9 ft
Ground to Lower Hitch Clearance	2 ft
Ground to Center of Front Axle	4.2 ft
Clearance at Maximum Lift	7.2 ft
Rack Back Angle at Ground Level	40.4°
Rack Back Angle at Carry	48.8°
B-Pin Height - Maximum Lift	19.7 ft
Maximum Overall Height - Bucket Raised	27.2 ft
Rack Angle at Maximum Lift	63.7°
Dump Angle at Maximum Lift	45°
Reach - Maximum Lift	7.2 ft
Note	Specifications are calculated with 9.0 m3 (11.8 yd3) rock bucket and Bridgestone 45/65R39 VSDL One Star tires.

Ground to Top of ROPS	17.2 ft
Ground to Top of Exhaust Stacks	16.6 ft
Ground to Top of Hood	12.7 ft
Ground to Bumper Clearance	3.5 ft
Rear Axle - Centerline to Bumper	12.5 ft
Front Axle Centerline to Bucket Tip	17.8 ft
Wheel Base	15.1 ft
Maximum Overall Length	45.3 ft
Ground to Lower Hitch Clearance	2 ft
Ground to Center of Front Axle	4.2 ft
Clearance at Maximum Lift	14.8 ft
Rack Back Angle at Ground Level	39.9°
Rack Back Angle at Carry	49.3°
B-Pin Height - Maximum Lift	21.2 ft
Maximum Overall Height - Bucket Raised	28.7 ft
Rack Angle at Maximum Lift	60.6°
Dump Angle at Maximum Lift	51°
Reach - Maximum Lift	8.5 ft
Note	Specifications are calculated with 9.0 m3 (11.8 yd3) rock bucket and Bridgestone 45/65R39 VSDL One Star tires.