New CAT Equipment

990K Wheel Loader Steel Mill Arrangement

Cat Large Wheel Loaders are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to move more material efficiently and safely at a lower cost per ton. The Cat 990 Wheel Loader has been a proven performer in steel mill applications where larger machines have typically been used. The 990K Steel Mill Arrangement brings all new levels of performance, safety, operator comfort and efficiency in pit digging and skull handling applications.

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Learn more about the 990K Wheel Loader Steel Mill Arrangement

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Product Specs

Engine

Net Power 699 HP
Engine Model Cat® C27
Bore 5.4 in
Stroke 6 in
Displacement 1649.5 in³
Torque Rise 18 %
Rated Speed - Gross - ISO 14396 752 HP
Rated Speed - Net Power - SAE J1349 - High Ambient 648 HP
Rated Speed 1800 r/min
Rated Speed - Net Power - SAE J1349 - Standard Ambient 699 HP
Emissions Entspricht EPA Tier 4 Final/Tier 2 (USA)
Peak Torque - 1,200 rpm 2624 lb/ft
Gross - ISO 14396 752 HP
Net Power - SAE J1349 699 HP
Rated Speed - Gross - SAE J1995 766 HP

Operating Specifications

Operating Weight 204693 lb
Rated Payload 17.5 t
Bucket Capacity Range 8.6 m3-9.2 m3 (11.25 yd3-12.0 yd3)
Rated Payload - Standard 17.5 t
Cat Truck Match - Standard 773-775

Transmission

Transmission Type Cat-Planetenlastschaltgetriebe
Forward - 1 4.5 mile/h
Forward - 2 8.3 mile/h
Forward - 3 14.2 mile/h
Reverse - 1 4.9 mile/h
Reverse - 2 9.1 mile/h
Reverse - 3 15.5 mile/h
Direct Drive - Reverse 1 5.4 mile/h
Direct Drive - Reverse 2 9.6 mile/h
Direct Drive - Forward 2 8.5 mile/h
Direct Drive - Reverse 3 16.4 mile/h
Direct Drive - Forward 3 15.2 mile/h
Direct Drive - Forward 1 Lock-up disabled
Note Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.

Hydraulic System - Lift/Tilt

Relief Valve Setting - Lift/Tilt 4786 psi
Cylinders, Double Acting - Tilt, Bore and Stroke 317.5 mm × 819 mm (12.5 in × 32.2 in)
Lift/Tilt System Variable displacement piston
Maximum Flow at 1,800 rpm (1) 22.2 gal/min
Relief Valve Setting - Main 507 psi
Maximum Flow at 1,800 rpm (2) 216 gal/min
Lift/Tilt System - Circuit Positive flow control
Pilot System Open loop and pressure reducing
Cylinders, Double Acting - Lift, Bore and Stroke 254 mm × 1264 mm (10.0 in × 49.8 in)

Service Refill Capacities

Fuel Tank 294.3 gal (US)
Cooling System 54.9 gal (US)
Transmission 29.1 gal (US)
Differential - Final Drives - Rear 68.9 gal (US)
Hydraulic Tank - Steering and Braking 34.9 gal (US)
Differential - Final Drives - Front 71.6 gal (US)
Engine Crankcase 20 gal (US)
Hydraulic Tank - Implement and Hydraulic Fan 68.9 gal (US)
Hydraulic System Factory Fill 210 gal (US)

Buckets

Bucket Capacities 8.6-9.2 m3 (11.2-12.0 yd3)

Axles

Front Fixed
Rear Trunnion
Oscillation Angle 8.5°

Brakes

Brakes SAE J1473 OKT90, ISO 3450:1992

Hydraulic System - Steering

Relief Valve Setting - Steering 4641 psi
Steering System - Pump Piston, variable displacement
Maximum Flow at 1,400 rpm 94.5 gal/min
Steering System - Circuit Pilot, load sensing
Total Steering Angle 70°

Hydraulic Cycle Times

Raise 9.4 s
Dump 2.9 s
Rack Back 4.8 s
Lower 3.7 s
Lower Float Down 3.6 s
Total Hydraulic Cycle Time - Empty Bucket 15.9 s

Sound Performance - Standard

Operator Sound Level (ISO 6396:2008) 69 dB(A)
Machine Sound Level (ISO 6395:2008) 115 dB(A)

Sound Performance - Suppression

Machine Sound Level (ISO 6395:2008) 113 dB(A)
Operator Sound Level (ISO 6396:2008) 69 dB(A)

Dimensions - Standard Lift - Approximate

Reach - Maximum Lift 7.2 ft
Ground to Top of ROPS 17.2 ft
Clearance at Maximum Lift 13.4 ft
Maximum Overall Length 41.8 ft
Ground to Top of Hood 12.7 ft
Wheel Base 15.1 ft
Ground to Lower Hitch Clearance 2 ft
B-Pin Height - Maximum Lift 19.2 ft
Rear Axle - Centerline to Bumper 12.5 ft
Ground to Center of Front Axle 3.9 ft
Ground to Bumper Clearance 3.5 ft
Dump Angle at Maximum Lift 47.4 degrees
Rack Back Angle - Carry 48.8 degrees
Front Axle Centerline to Bucket Tip 14.2 ft
Rack Angle at Maximum Lift 63.7 degrees
Maximum Overall Height - Bucket Raised 27 ft
Ground to Top of Exhaust Stacks 16.6 ft
Rack Back Angle - Ground Level 40.4 degrees