990K Wheel Loader
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 mines, quarries and industrial applications around the world. The 990K brings all new levels of performance, safety, operator comfort and efficiency.
| Operating Weight | 80974 kg |
|---|---|
| Rated Payload - Loose Material (Standard) | 22 t |
| Rated Payload - Loose Material (High Lift) | 20 t |
| Rated Payload - Standard (Quarry Face) | 15.9 t |
| Rated Payload - High Lift (Quarry Face) | 15.9 t |
| Bucket Capacity Range | 8,6 m³ – 10,0 m³ (11,25 yd³ – 13,0 yd³) |
| Cat Truck Match - Standard | 773-775 |
| Cat Truck Match - High Lift | 775-777 |
| Bucket Capacities | 7,4-14,9 m³ (9,7-19,5 yd³) |
|---|
| Net Power | 521 kW |
|---|---|
| Engine Model | C27 Cat® |
| Rated Speed | 1,800/min |
| Torque Rise | 18 % |
| Bore | 137.2 mm |
| Stroke | 152.4 mm |
| Displacement | 27.03 l |
| Emissions | U.S. EPA Tier 4 Final OR Tier 2 Equivalent |
| Gross - ISO 14396 | 561 kW |
| Net Power - SAE J1349 | 521 kW |
| Peak Torque - 1,200 rpm | 3557 N·m |
| Rated Speed - Gross - ISO 14396 | 561 kW |
| Rated Speed - Gross - SAE J1995 | 571 kW |
| Rated Speed - Net Power - SAE J1349 - High Ambient | 483 kW |
| Rated Speed - Net Power - SAE J1349 - Standard Ambient | 521 kW |
| Forward - 1 | 7.3 km/h |
|---|---|
| Forward - 2 | 13.3 km/h |
| Forward - 3 | 22.9 km/h |
| Reverse - 1 | 7.9 km/h |
| Reverse - 2 | 14.7 km/h |
| Reverse - 3 | 24.9 km/h |
| Direct Drive - Forward 1 | Lock-up disabled |
| Direct Drive - Forward 2 | 13.7 km/h |
| Direct Drive - Forward 3 | 24.5 km/h |
| Direct Drive - Reverse 1 | 8.7 km/h |
| Direct Drive - Reverse 2 | 15.4 km/h |
| Direct Drive - Reverse 3 | 26.4 km/h |
| Note | Travel speeds based on Michelin 45/65R39 LD D2**L5 tires. |
| Transmission Type | Cat-Planetenlastschaltgetriebe |
| Front | Fixed |
|---|---|
| Oscillation Angle | 8.5° |
| Rear | Trunnion |
| Lift/Tilt System - Circuit | Positive flow control |
|---|---|
| Lift/Tilt System | Variable displacement piston |
| Relief Valve Setting - Lift/Tilt | 33000 kPa |
| Pilot System | Open loop and pressure reducing |
| 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) |
| Maximum Flow at 1,800 rpm (1) | 817 l/min |
| Maximum Flow at 1,800 rpm (2) | 84 l/min |
| Relief Valve Setting - Main | 3500 kPa |
| Relief Valve Setting - Steering | 32000 kPa |
|---|---|
| Total Steering Angle | 70° |
| Maximum Flow at 1,400 rpm | 358 l/min |
| Steering | ISO 5010: 2007 |
| Steering System - Circuit | Pilot, load sensing |
| Steering System - Pump | Piston, variable displacement |
| Fuel Tank | 1114 l |
|---|---|
| Cooling System | 208 l |
| Transmission | 110 l |
| Differential - Final Drives - Front | 271 l |
| Note | All nonroad U.S. EPA Tier 4 diesel engines are required to use only Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm (mg/kg) sulfur or less. Biodiesel blends up to B20 (20% blend by volume) are acceptable when blended with 15 ppm (mg/kg) sulfur or less ULSD. B20 should meet ASTM D7467 specification (biodiesel blend stock should meet Cat biodiesel spec, ASTM D6751 or EN 14214. Cat DEO‑ULS™ or oils that meet the Cat ECF-3, API CJ‑4, and ACEA E9 specification are required. For further fluid specifications and guidelines, visit: http://parts.cat.com/cda/files/3244668/7/SEBU6250-19.pdf. |
| Differential - Final Drives - Rear | 261 l |
| Engine Crankcase | 75.7 l |
| Hydraulic System Factory Fill | 795 l |
| Hydraulic Tank - Implement and Hydraulic Fan | 261 l |
| Hydraulic Tank - Steering and Braking | 132 l |
| Brakes | ISO 3450: 2011 |
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| Dump | 2.9 s |
|---|---|
| Lower | 3.7 s |
| Lower Float Down | 3.6 s |
| Rack Back | 4.3 s |
| Raise | 8.2 s |
| Total Hydraulic Cycle Time - Empty Bucket | 13.8 s |
| ROPS/FOPS | ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards |
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| Machine Sound Level (ISO 6395:2008) | 115 dB(A) |
|---|---|
| Operator Sound Level (ISO 6396:2008) | 69 dB(A) |
| Machine Sound Level (ISO 6395:2008) | 113 dB(A) |
|---|---|
| Operator Sound Level (ISO 6396:2008) | 69 dB(A) |
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