Caterpillar 990K Wheel Loader
Specifications
Engine
Net Power
699hp
Rated Speed
1800rpm
Displacement
1649.5cu in
Torque Rise
18%
Bore
5.4in
Stroke
6in
Emissions
U.S. EPA Tier 4 Final OR Tier 2 Equivalent
Net Power - Sae J1349
699hp
Engine Model
Cat C27 ACERT
Peak Torque - 1,200 Rpm
2624lb ft
Gross - Iso 14396
752hp
Rated Speed - Gross - Iso 14396
752hp
Rated Speed - Gross - Sae J1995
766hp
Rated Speed - Net Power - Sae J1349 - Standard Ambient
699hp
Rated Speed - Net Power - Sae J1349 - High Ambient
648hp
Operational
Operating Weight
178517lb
Transmission
Transmission Type
Cat planetary power shift
Forward - 1
4.5mph
Forward - 2
8.3mph
Forward - 3
14.2mph
Reverse - 1
4.9mph
Reverse - 2
9.1mph
Direct Drive - Forward 3
15.2mph
Direct Drive - Reverse 3
16.4mph
Direct Drive - Forward 2
8.5mph
Direct Drive - Reverse 2
9.6mph
Direct Drive - Forward 1
Lock-up disabled
Direct Drive - Reverse 1
5.4mph
Reverse - 3
15.5mph
Buckets
Bucket Capacities
7.4-14.9 m (9.7-19.5 yd)
Axles
Front
Fixed
Rear
Trunnion
Oscillation Angle
8.5 degrees
Brakes
Brakes
SAE J1473 OCT90, ISO 3450:1992
Operating Specifications
Bucket Capacity Range
8.6 m-10.0 m (11.25 yd-13.0 yd)
Cat Truck Match - Standard
773-775
Cat Truck Match - High Lift
775-777
Rated Payload - Standard
35000lb
Rated Payload - High Lift
35000lb
Rated Payload - Standard (Loose Material)
44000lb
Rated Payload - High Lift (Loose Material)
44000lb
Rated Payload - Standard (Face Material)
35000lb
Rated Payload - High Lift (Face Material)
35000lb
Service Refill Capacities
Cooling System
54.9gal
Fuel Tank
294.3gal
Engine Crankcase
20gal
Transmission
29.1gal
Differential - Final Drives - Front
71.6gal
Differential - Final Drives - Rear
68.9gal
Hydraulic System Factory Fill
210gal
Hydraulic Tank - Implement And Hydraulic Fan
68.9gal
Hydraulic Tank - Steering And Braking
34.9gal
Hydraulic Cycle Times
Raise
8.2 s
Dump
2.9 s
Lower Float Down
3.6 s
Rack Back
4.3 s
Lower
3.7 s
Total Hydraulic Cycle Time - Empty Bucket
13.8 s
Hydraulic System - Lift/Tilt
Lift/Tilt System - Circuit
Positive flow control
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
Lift/Tilt System
Variable displacement piston
Relief Valve Setting
507 psi
Maximum Flow At 1,800 Rpm (1)
216 gal/min
Maximum Flow At 1,800 Rpm (2)
22.2 gal/min
Hydraulic System - Steering
Steering System - Circuit
Pilot, load sensing
Steering System - Pump
Piston, variable displacement
Relief Valve Setting - Steering
4641 psi
Maximum Flow At 1,400 Rpm
94.5 gal/min
Sound Performance - Standard
Machine Sound Level (Iso 6395:2008)
115 dB(A)
Operator Sound Level (Iso 6396:2008)
69 dB(A)
Sound Performance - Suppression
Operator Sound Level (Iso 6396:2008)
69 dB(A)
Machine Sound Level (Iso 6395:2008)
113 dB(A)
