Specifications

Overview

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.

Net Power	521 kW699 HP
Operating Weight	80974 kg178517 lb
Bucket Capacities	7.4-14.9 m³ (9.7-19.5 yd³)
Engine Model	Cat® C27 ACERT™
Bore	137.2 mm5.4 in
Stroke	152.4 mm6 in
Displacement	27.03 l1649.5 in³
Torque Rise	18 %18 %
Rated Speed	1,800 rpm
Bucket Capacity Range	8.6 m³-10.0 m³ (11.25 yd³-13.0 yd³)
Transmission Type	Cat planetary power shift
Forward - 1	7.3 km/h4.5 mile/h
Forward - 2	13.3 km/h8.3 mile/h
Forward - 3	22.9 km/h14.2 mile/h
Reverse - 1	7.9 km/h4.9 mile/h
Reverse - 2	14.7 km/h9.1 mile/h
Reverse - 3	24.9 km/h15.5 mile/h
Direct Drive - Forward 1	Lock-up disabled
Direct Drive - Forward 2	13.7 km/h8.5 mile/h
Direct Drive - Forward 3	24.5 km/h15.2 mile/h
Direct Drive - Reverse 1	8.7 km/h5.4 mile/h
Direct Drive - Reverse 2	15.4 km/h9.6 mile/h
Direct Drive - Reverse 3	26.4 km/h16.4 mile/h
Front	Fixed
Rear	Trunnion
Oscillation Angle	8.5°
Raise	8.2 s8.2 s
Dump	2.9 s2.9 s
Fuel Tank	1114 l294.3 gal (US)
Cooling System	208 l54.9 gal (US)
Transmission	110 l29.1 gal (US)
Emissions	U.S. EPA Tier 4 Final OR Tier 2 Equivalent
Gross - ISO 14396	561 kW752 HP
Net Power - SAE J1349	521 kW699 HP
Peak Torque - 1,200 rpm	3557 N·m2624 lb/ft
Rated Speed - Gross - ISO 14396	561 kW752 HP
Rated Speed - Gross - SAE J1995	571 kW766 HP
Rated Speed - Net Power - SAE J1349 - High Ambient	483 kW648 HP
Rated Speed - Net Power - SAE J1349 - Standard Ambient	521 kW699 HP
Lower	3.7 s3.7 s
Lower Float Down	3.6 s3.6 s
Rack Back	4.3 s4.3 s
Total Hydraulic Cycle Time - Empty Bucket	13.8 s13.8 s
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)
Lift/Tilt System	Variable displacement piston
Lift/Tilt System - Circuit	Positive flow control
Maximum Flow at 1,800 rpm (1)	817 l/min216 gal/min
Maximum Flow at 1,800 rpm (2)	84 l/min22.2 gal/min
Pilot System	Open loop and pressure reducing
Relief Valve Setting	3500 kPa507 psi
Relief Valve Setting - Lift/Tilt	33000 kPa4786 psi
Maximum Flow at 1,400 rpm	358 l/min94.5 gal/min
Relief Valve Setting - Steering	32000 kPa4641 psi
Steering	ISO 5010:2007
Steering System - Circuit	Pilot, load sensing
Steering System - Pump	Piston, variable displacement
Total Steering Angle	70°
Cat Truck Match - High Lift	775-777
Cat Truck Match - Standard	773-775
Rated Payload - High Lift	15.9 t17.5 ton (US)
Rated Payload - High Lift (Face Material)	15.9 t17.5 ton (US)
Rated Payload - High Lift (Loose Material)	20 t22 ton (US)
Rated Payload - Standard	15.9 t17.5 ton (US)
Rated Payload - Standard (Face Material)	15.9 t17.5 ton (US)
Rated Payload - Standard (Loose Material)	20 t22 ton (US)
ROPS/FOPS	ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards
Differential - Final Drives - Front	271 l71.6 gal (US)
Differential - Final Drives - Rear	261 l68.9 gal (US)
Engine Crankcase	75.7 l20 gal (US)
Hydraulic System Factory Fill	795 l210 gal (US)
Hydraulic Tank - Implement and Hydraulic Fan	261 l68.9 gal (US)
Hydraulic Tank - Steering and Braking	132 l34.9 gal (US)
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.
Machine Sound Level (ISO 6395:2008)	115 dB(A)115 dB(A)
Operator Sound Level (ISO 6396:2008)	69 dB(A)69 dB(A)
Machine Sound Level (ISO 6395:2008)	113 dB(A)113 dB(A)
Operator Sound Level (ISO 6396:2008)	69 dB(A)69 dB(A)
Note	Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
Brakes	ISO 3450:2011

990K Standard Equipment

OPERATOR ENVIRONMENT
- Air conditioner and heater with automatic temperature control
- Cab, sound-suppressed pressurized, protective structure (ROPS/FOPS), radio ready for (entertainment) includes antenna, speakers and converter (12V, 10-15 amp)
- 12V power port for mobile phone or laptop connection
- Camera, rear vision
- Cigar lighter and ashtray
- Coat hook
- Electro-hydraulic tilt and lift controls (seat mounted)
- Flip-up armrest
- Heater and defroster
- Horn, electric
- Implement hydraulic lockout
- Instrumentation, gauges:
  – Engine coolant temperature
  – Fuel level
  – Ground speed
  – Gear
  – Hydraulic oil temperature
  – Speedometer/tachometer
  – Torque converter temperature
- Instrumentation, warning indicators:
  – Action alert system, three category
  – Automatic transmission model enable status
  – Brake malfunction
  – Bucket float status
  – Delayed engine shutdown status
  – Engine idle shutdown status
  – Engine malfunction
  – Fuel economy mode enable status
  – Hydraulic lockout
  – Lockup clutch enable status
  – Low fuel level
  – Parking brake status
  – Rimpull control enable status
  – Seatbelt warning
  – Secondary steering (if equipped)
  – Throttle lock status
  – Transmission gear
- Keypad, control with indicator lights:
  – Auto trans mode speed range
  – Auto/manual transmission mode
  – Fuel economy mode
  – Implement kickout
  – Lockup clutch
  – Reduced rimpull
  – Throttle lock
- Light, dome (cab)
- Lunchbox and beverage holders
- Mirrors, rearview (externally mounted)
- Seat, Cat comfort (cloth) air suspension
- Seat belt, retractable, 76 mm (3 in) wide
- STIC control system with steering lock
- Tinted glass
- Trainer seat with lap belt
- Vital Information Management System (VIMS) 3G with graphical information display: external data port, customizable operator profiles, cycle timer, and integral Cat Production Measurement
  – Wet-arm wipers/washers (front, rear and corner) intermittent front wiper

POWER TRAIN
- Brakes, full hydraulic, enclosed, oil-disc
- Axle-shaft oil-disc service brake
- Electro hydraulic parking brake
- Case drain filters
- Cat clean emission module (Tier 4 only)
- Demand fan
- Engine Cat C27 ACERT
- Fuel priming pump (electric)
- Ground level engine shutoff, bumper
- Mufflers (under hood) (Tier 2 equivalent only)
- Precleaner, engine air intake
- Radiator, Aluminum Modular (AMR)
- Separated cooling system
- Starting aid, (ether) manual override
- Throttle Lock
- Torque Converter, Impeller Clutch with lock-up clutch feature and rimpull control system
- Transmission, 534 mm (21 in) planetary power shift (electronic) (3F/3R)

ELECTRICAL
- Alarm, back-up
- Alternator, 150 amp
- Batteries, maintenance free (2 – 1,400 CCA)
- Converter, 10/15 amp, 24V to 12V
- Deutsch component connectors
- Electrical system, 24V
- Electronic transmission control
- Lighting system, halogen (front and rear) lighting, access stairway, engine compartment
- Starter, electric
- Starter lockout in bumper
- Starting receptacle for emergency start
- Transmission lockout in bumper

OTHER
- Automatic bucket tilt/lift kickouts electronically adjustable from cab
- Axle temperature sensor
- Battery disconnect and jump start receptacle, bumper
- Coupling, Caterpillar O-ring face seals
- Economy mode with on demand throttle
- Emergency platform egress
- Engine, crankcase, 500 hour interval with CH4
- Engine idle management features:
  – Auto idle kickdown
  – Delayed engine shutdown
  – Engine idle shutdown
- Fenders, steel (front)
- Guards, crankcase and power train
- Grouped/labeled lube points
- Hitch, drawbar with pin
- Hoses, Cat XT™
- Oil sampling valves
- Positive flow control hydraulic system
- Product Link
- Sight Gauges: hydraulic tanks, steering/fan and implement/brake, and transmission
- Stairway, left and right rear access
- Steering, load sensing
- Toe kicks
- Vandalism protection caplocks
- Venturi stack
- Premixed 50% concentration of extended life coolant with freeze protection to –34° C (–29° F)

990K Optional Equipment

POWER TRAIN
- –50° C (–58° F) antifreeze
- Engine oil change system, high speed, Wiggins
- Engine block heater 120V or 240V
- High ambient cooling – software

OPERATOR ENVIRONMENT
- Cab precleaner
- AM/FM/CD/MP3 radio
- Satellite Sirius radio with Bluetooth
- LED warning strobe
- CB radio ready
- Window sun shade

MISCELLANEOUS ATTACHMENTS
- Front and rear roading fenders
- Fast fill fuel system (Shaw-Aero)
- Axle oscillation stop
- Heavy duty cab mounts

Exterior

Interior

2738mm (108in)

Fork Width
2420 mm95 in

Width - Over Tines
2284 mm90 in

Width - Between Tines
2284 mm90 in

6.9m³ (9yd³) Performance Series

Capacity
6.9 m³9 yd³

Width
4020 mm158 in

Bucket Linkage
Pin-On

9.5m³ (12.4yd³) Serrated Edge

Capacity
9.5 m³12.4 yd³

Width
4610 mm182 in

Bucket Linkage
Pin-On

8.6m³ (11.25yd³) Performance Series

Capacity
8.6 m³11.25 yd³

Width
4610 mm182 in

Bucket Linkage
Pin-on

9.2m³ (12yd³) Performance Series

Capacity
9.2 m³12 yd³

Width
4610 mm182 in

Bucket Linkage
Pin-on

10m³ (13yd³) Performance Series

Capacity
10 m³13 yd³

Width
4610 mm182 in

Bucket Linkage
Pin-on

7m³ (9.2yd³) Iron Ore

Capacity
7 m³9.2 yd³

Width
4450 mm175 in

Bucket Linkage
Pin-On

8.6m³ (11.25yd³) Performance Series

Capacity
8.6 m³11.25 yd³

Width
4634 mm182 in

Bucket Linkage
Pin-on

13.4m³ (17.5yd³)

Capacity
13.4 m³17.5 yd³

Width
4370 mm172 in

Bucket Linkage
Pin-On

8.6m³ (11.25yd³) Performance Series

Capacity - Adapters
8.6 m³11.25 yd³

Width
4670 mm184 in

Bucket Linkage
Pin-on

Specifications

Net Power	521 kW699 HP
Operating Weight	80974 kg178517 lb
Bucket Capacities	7.4-14.9 m³ (9.7-19.5 yd³)
Engine Model	Cat® C27 ACERT™
Bore	137.2 mm5.4 in
Stroke	152.4 mm6 in
Displacement	27.03 l1649.5 in³
Torque Rise	18 %18 %
Rated Speed	1,800 rpm
Bucket Capacity Range	8.6 m³-10.0 m³ (11.25 yd³-13.0 yd³)
Transmission Type	Cat planetary power shift
Forward - 1	7.3 km/h4.5 mile/h
Forward - 2	13.3 km/h8.3 mile/h
Forward - 3	22.9 km/h14.2 mile/h
Reverse - 1	7.9 km/h4.9 mile/h
Reverse - 2	14.7 km/h9.1 mile/h
Reverse - 3	24.9 km/h15.5 mile/h
Direct Drive - Forward 1	Lock-up disabled
Direct Drive - Forward 2	13.7 km/h8.5 mile/h
Direct Drive - Forward 3	24.5 km/h15.2 mile/h
Direct Drive - Reverse 1	8.7 km/h5.4 mile/h
Direct Drive - Reverse 2	15.4 km/h9.6 mile/h
Direct Drive - Reverse 3	26.4 km/h16.4 mile/h
Front	Fixed
Rear	Trunnion
Oscillation Angle	8.5°
Raise	8.2 s8.2 s
Dump	2.9 s2.9 s
Fuel Tank	1114 l294.3 gal (US)
Cooling System	208 l54.9 gal (US)
Transmission	110 l29.1 gal (US)
Emissions	U.S. EPA Tier 4 Final OR Tier 2 Equivalent
Gross - ISO 14396	561 kW752 HP
Net Power - SAE J1349	521 kW699 HP
Peak Torque - 1,200 rpm	3557 N·m2624 lb/ft
Rated Speed - Gross - ISO 14396	561 kW752 HP
Rated Speed - Gross - SAE J1995	571 kW766 HP
Rated Speed - Net Power - SAE J1349 - High Ambient	483 kW648 HP
Rated Speed - Net Power - SAE J1349 - Standard Ambient	521 kW699 HP
Lower	3.7 s3.7 s
Lower Float Down	3.6 s3.6 s
Rack Back	4.3 s4.3 s
Total Hydraulic Cycle Time - Empty Bucket	13.8 s13.8 s
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)
Lift/Tilt System	Variable displacement piston
Lift/Tilt System - Circuit	Positive flow control
Maximum Flow at 1,800 rpm (1)	817 l/min216 gal/min
Maximum Flow at 1,800 rpm (2)	84 l/min22.2 gal/min
Pilot System	Open loop and pressure reducing
Relief Valve Setting	3500 kPa507 psi
Relief Valve Setting - Lift/Tilt	33000 kPa4786 psi
Maximum Flow at 1,400 rpm	358 l/min94.5 gal/min
Relief Valve Setting - Steering	32000 kPa4641 psi
Steering	ISO 5010:2007
Steering System - Circuit	Pilot, load sensing
Steering System - Pump	Piston, variable displacement
Total Steering Angle	70°
Cat Truck Match - High Lift	775-777
Cat Truck Match - Standard	773-775
Rated Payload - High Lift	15.9 t17.5 ton (US)
Rated Payload - High Lift (Face Material)	15.9 t17.5 ton (US)
Rated Payload - High Lift (Loose Material)	20 t22 ton (US)
Rated Payload - Standard	15.9 t17.5 ton (US)
Rated Payload - Standard (Face Material)	15.9 t17.5 ton (US)
Rated Payload - Standard (Loose Material)	20 t22 ton (US)
ROPS/FOPS	ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards
Differential - Final Drives - Front	271 l71.6 gal (US)
Differential - Final Drives - Rear	261 l68.9 gal (US)
Engine Crankcase	75.7 l20 gal (US)
Hydraulic System Factory Fill	795 l210 gal (US)
Hydraulic Tank - Implement and Hydraulic Fan	261 l68.9 gal (US)
Hydraulic Tank - Steering and Braking	132 l34.9 gal (US)
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.
Machine Sound Level (ISO 6395:2008)	115 dB(A)115 dB(A)
Operator Sound Level (ISO 6396:2008)	69 dB(A)69 dB(A)
Machine Sound Level (ISO 6395:2008)	113 dB(A)113 dB(A)
Operator Sound Level (ISO 6396:2008)	69 dB(A)69 dB(A)
Note	Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
Brakes	ISO 3450:2011

Equipment

990K Standard Equipment

OPERATOR ENVIRONMENT
- Air conditioner and heater with automatic temperature control
- Cab, sound-suppressed pressurized, protective structure (ROPS/FOPS), radio ready for (entertainment) includes antenna, speakers and converter (12V, 10-15 amp)
- 12V power port for mobile phone or laptop connection
- Camera, rear vision
- Cigar lighter and ashtray
- Coat hook
- Electro-hydraulic tilt and lift controls (seat mounted)
- Flip-up armrest
- Heater and defroster
- Horn, electric
- Implement hydraulic lockout
- Instrumentation, gauges:
  – Engine coolant temperature
  – Fuel level
  – Ground speed
  – Gear
  – Hydraulic oil temperature
  – Speedometer/tachometer
  – Torque converter temperature
- Instrumentation, warning indicators:
  – Action alert system, three category
  – Automatic transmission model enable status
  – Brake malfunction
  – Bucket float status
  – Delayed engine shutdown status
  – Engine idle shutdown status
  – Engine malfunction
  – Fuel economy mode enable status
  – Hydraulic lockout
  – Lockup clutch enable status
  – Low fuel level
  – Parking brake status
  – Rimpull control enable status
  – Seatbelt warning
  – Secondary steering (if equipped)
  – Throttle lock status
  – Transmission gear
- Keypad, control with indicator lights:
  – Auto trans mode speed range
  – Auto/manual transmission mode
  – Fuel economy mode
  – Implement kickout
  – Lockup clutch
  – Reduced rimpull
  – Throttle lock
- Light, dome (cab)
- Lunchbox and beverage holders
- Mirrors, rearview (externally mounted)
- Seat, Cat comfort (cloth) air suspension
- Seat belt, retractable, 76 mm (3 in) wide
- STIC control system with steering lock
- Tinted glass
- Trainer seat with lap belt
- Vital Information Management System (VIMS) 3G with graphical information display: external data port, customizable operator profiles, cycle timer, and integral Cat Production Measurement
  – Wet-arm wipers/washers (front, rear and corner) intermittent front wiper

POWER TRAIN
- Brakes, full hydraulic, enclosed, oil-disc
- Axle-shaft oil-disc service brake
- Electro hydraulic parking brake
- Case drain filters
- Cat clean emission module (Tier 4 only)
- Demand fan
- Engine Cat C27 ACERT
- Fuel priming pump (electric)
- Ground level engine shutoff, bumper
- Mufflers (under hood) (Tier 2 equivalent only)
- Precleaner, engine air intake
- Radiator, Aluminum Modular (AMR)
- Separated cooling system
- Starting aid, (ether) manual override
- Throttle Lock
- Torque Converter, Impeller Clutch with lock-up clutch feature and rimpull control system
- Transmission, 534 mm (21 in) planetary power shift (electronic) (3F/3R)

ELECTRICAL
- Alarm, back-up
- Alternator, 150 amp
- Batteries, maintenance free (2 – 1,400 CCA)
- Converter, 10/15 amp, 24V to 12V
- Deutsch component connectors
- Electrical system, 24V
- Electronic transmission control
- Lighting system, halogen (front and rear) lighting, access stairway, engine compartment
- Starter, electric
- Starter lockout in bumper
- Starting receptacle for emergency start
- Transmission lockout in bumper

OTHER
- Automatic bucket tilt/lift kickouts electronically adjustable from cab
- Axle temperature sensor
- Battery disconnect and jump start receptacle, bumper
- Coupling, Caterpillar O-ring face seals
- Economy mode with on demand throttle
- Emergency platform egress
- Engine, crankcase, 500 hour interval with CH4
- Engine idle management features:
  – Auto idle kickdown
  – Delayed engine shutdown
  – Engine idle shutdown
- Fenders, steel (front)
- Guards, crankcase and power train
- Grouped/labeled lube points
- Hitch, drawbar with pin
- Hoses, Cat XT™
- Oil sampling valves
- Positive flow control hydraulic system
- Product Link
- Sight Gauges: hydraulic tanks, steering/fan and implement/brake, and transmission
- Stairway, left and right rear access
- Steering, load sensing
- Toe kicks
- Vandalism protection caplocks
- Venturi stack
- Premixed 50% concentration of extended life coolant with freeze protection to –34° C (–29° F)

990K Optional Equipment

POWER TRAIN
- –50° C (–58° F) antifreeze
- Engine oil change system, high speed, Wiggins
- Engine block heater 120V or 240V
- High ambient cooling – software

OPERATOR ENVIRONMENT
- Cab precleaner
- AM/FM/CD/MP3 radio
- Satellite Sirius radio with Bluetooth
- LED warning strobe
- CB radio ready
- Window sun shade