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Large Wheel Loaders(Non Current)

Cat® wheel loaders come in many different configurations to meet your requirements in all regions of the world.

Wheel Loaders for Any Job

Whether you need a wheel loader for use in landscaping, agricultural, construction, waste management, forestry, or mining applications. Caterpillar wheel loaders make your material handling and loading jobs safer, faster, more precise and profitable.

Cat wheel loaders set the standard for reliability, productivity, fuel efficiency, versatility and operator comfort. These environmentally friendly front end loader machines apply proven technologies systematically and strategically to meet our customer’s high expectations. Deep system integration results in reduced emissions and improved fuel economy without interrupting machine performance. Make your Cat wheel loader even more versatile by pairing it with Caterpillar’s broad range of work tools.

Select from a wide variety of front loaders in every size class: Compact Wheel Loaders, Small Wheel Loaders, Medium Wheel Loaders and Large Wheel Loaders. No matter what your material or handling job is, your Cat dealer can help you choose the wheel loader that best matches your needs.

990 Series II Wheel Loader

Efficiency through technology. The 990 Series II Wheel Loader joins the Cat loader line as the ideal match for the 50 ton truck and is leading the way into the future with proven, advanced technology. This machine will provide the lowest cost per ton in its size class.

Product Details

Engine

Net Power 466 kW
Engine Model Cat 3412E TA
Gross Power 503 kW
Displacement 27 L

Operating Specifications

Operating Weight 73490 kg
Travel Speed 22.5 km/h
Static Tipping Load, Full Turn 36556 kg
Dump Clearance 4254 mm
Breakout Force 58937 kN
Articulation Angle 35 Degrees

Buckets

Bucket Capacities 11 - 12 cyds
Max. Bucket Capacity 9.2 m3

Transmission

Transmission Type Powershift
Forward 1 7 km/h
Forward 2 12.8 km/h
Forward 3 22.4 km/h
Reverse 1 7.9 km/h
Reverse 2 14.1 km/h
Reverse 3 24.8 km/h

Axles

Maximum Single-Wheel Rise and Fall 572 mm
Front Fixed
Rear Trunnion
Oscillation Angle 11

Hydraulic Cycle Time

Raise 9.2 Seconds
Dump 2.9 Seconds
Lower Float Down (Empty) 9.2 Seconds
Total Hydraulic Cycle Time 15.9 Seconds

Service Refill Capacities

Fuel Tank 970 L
Cooling System 190 L
Crankcase 95 L
Transmission 110 L
Differentials and Final Drives - Front 271 L
Differentials and Final Drives - Rear 261 L
Hydraulic System (tank only) 174 L
Hydraulic System (including tank) 435 L

Dimensions*

Height to Top of ROPS/FOPS 5070 mm
Reach at Max. Lift/Dump - Std 2516 mm
Wheel Base Length 4600 mm
Overall Length - Std 12839 mm
Hinge Pin Height at Full Lift - Std 5866 mm

Power Train

990 Series II power train components give you the dependable performance you expect from Cat wheel loaders.

Axel-shaft, Oil-disc brakes

Axel-shaft, oil disc brakes are fully hydraulic, completely sealed and never need adjustment.

Caterpillar 3412E Engine

HEUI (Hydraulically actuated, Electronically controlled Unit Injector) fuel system and ECM (Electronic Control Module) deliver power and efficiency in the most demanding applications.

Impeller Clutch Torque Converter

The converter allows the operator maximum flexibility in modulating rimpull.

Planetary, Electronic, Power Shift Transmission

This is the same transmission found in the 992D.

Hydraulic Systems

Powerful hydraulics are the invisible force behind the loader's muscle and flexibility.

Two Separate Hydraulic Systems

Two separate hydraulic systems improve cooling and help prevent cross-contamination.

Fast Cycle Times

Fast cycle times with a high pressure system make the 990 Series II remarkably productive.

High pressure hydraulic system

Main implements are driven by fixed displacement piston pumps built by Caterpillar for optimum pressure.

Load-Sensing Steering System

The load-sensing steering system maximized engine power.

Hydrostatic Cooling Fan

The hydrostatic cooling fan is used for engine, transmission and hydraulic cooling.

Structures

Superior construction means superior strength.

Robotically Welded Structures

Stuctures on the 990 Series II are more than 80 percent robotically welded.

Box Section Rear Frame

The box section rear frame absorbs torsional forces generated in a loading cycle, maintaining alignment for hitch pins and driveline.

Four Plate Loader Tower

The four plate loader tower resists shock and torsional loads maintaining hitch and loader linkage pin alignment.

Optimum Strength

Designed for optimum strength, the 990 Series II is equipped with a single-tilt Z-bar loader linkage with cast cross tube, cast tilt lever, solid plate lift arms and serviceable, maintenance-free pins at the bucket-to-arm connection.

Computer-Controlled Machining

Computer-Controlled Machining at the top level allows structures to remain in their fixture throughout the machining process to ensure pin bore, axle pad and engine/transmission alignments.

Operator's Station

Comfort and control - top quality operator's station will help maximize productivity.

Spacious New Design

The 990 Series II uses a spacious new design incorporating innovations for operator comfort and productivity.

STIC Control System

The STIC control system is a revolutionary system that integrates steering and transmission into a single controller.

Left Foot Pedal

The left foot pedal operates the impeller clutch torque converter for about the first inch of travel, then engages the brakes.

Contour Series Seat

The Contour Series Seat is designed for comfort and support.

Computerized Monitoring System (CMS)

The Computerized Monitoring System or CMS uses a vacuum fluorescent display allowing gauges to be easily read in direct sunlight or at night.

Axel Temperature Sensor

The Axle Temperature Sensor detects and warns the operator of extreme axle cooling oil temperature through an indicator light.

Throttle Lock

The throttle lock allows the operator to preset the engine speed for a variety of applications.

Rimpull Control System (RCS)

The Rimpull Control System or RCS has four factory preset reduced rimpull settings.

Optional Payload Control System

The Optional Payload Control System II offers on-the-go weighing to assist in loading trucks more accurately.

Optional Ride Control System

The optional Ride Control System is used in roading, load and carry and other applications where load retention, spillage and operator ride may be a problem.

Quick-shift feature

The quick-shift feature allows quicker cycle times by shifting from 1st forward to 2nd reverse.

Buckets

Caterpillar's wide choice of buckets helps you match the machine to the job.

Rugged Design

All buckets are built with shell-tine construction that resists twisting and distortion.

Spade-edge rock bucket with Modulok System

The Spade-edge rock bucket with Modulok system is recommended for high-abrasion rock loading.

Spade and Straight-edge Rock Buckets with Bolt-on Segments

Easily changed bolt-on segments extend base edge life.

Spade and Straight-edge Rock Buckets with Bolt-on Edges

Spade and Straight-edge Rock Buckets with Bolt-on Edges provide smooth work floors, protects the base edge when in loose and abrasive materials and is easily reversible for a second wear surface.

Serviceability

Less time spent on maintenance gives you more time on the job.

Easy Maintenance

In addition to the servicing features built into the engine, the 990 Series II is easily maintained.

Rear Access Stairs

The 990 Series II includes rear access stairs for easy, comfortable access for both operators and service personnel.

Large Engine Access Doors

Large engine access doors provide excellent access to service points, engine oil dipstick, diagnostic connector, engine oil and fuel filters, starting receptacle, air filter indicator, air filters, fuel/water separator and the ether starting aid cartridge.

Large Service Platform

The large service platform provides passage to hydraulic filter, fuel fill and transmission filters through easy-to-open doors.

Large Platform Door

The large platform door provides access to fuses and electronic control modules.

Large Door to Transmission and Pumps

The large door provides entrance to transmission and pumps when service is required.

Accessible Batteries

Batteries are accessible through hinged doors in the bumper.

Radiator Side Access Doors

The side access doors on the radiator guard provide easy access for radiator cleanout.

Sight Gauges

Sight gauges in the hydraulic tanks and radiator provides quick checks of fluid levels.

Grouped and Labeled Lube Points

Grouped and labeled lube points, accessible at ground level, make daily lube maintenance quick and easy.
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