The Cat® 966 Wheel Loader brings premium performance with simple-to-use technologies as a standard offering, boosting operator efficiencies and delivering increased productivity. Extended service intervals lower maintenance costs. Improved performance, reliability, durability, and versatility result in a machine that is better built to meet your needs.
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Engine
- Engine Power @ 1,600 rpm - ISO 14396:2002
- 321 hp
- Gross Power @ 1,600 rpm - SAE J1995:2014
- 325 hp
- Engine Model
- Cat C9.3B
- Net Power @ 1,600 rpm - ISO 9249:2007, SAE J1349:2011
- 303 hp
- Note (1)
- Cat engine meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, China Nonroad Stage IV and Japan 2,014 emission standards.
- Note (2)
- The net power advertised is the power available at the flywheel when the engine is equipped with fan, alternator, air cleaner, and aftertreatment.
- Net Torque @ 1,200 rpm - ISO 9249:2007, SAE J1349:2011
- 1,255 ft-lb
- Displacement
- 9.3 L
- Note (3)
- Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels up to: • 20% biodiesel FAME (fatty acid methyl ester)* • 100% renewable diesel, HVO (h
- Gross Torque @ 1,200 rpm – SAE J1995:2014
- 1,327 lb/ft
- Engine Torque @ 1,200 rpm – ISO 14396:2002
- 1,313 lb/ft
Weights
- Operating Weight
- 51,124 lb
- Note
- Weight based on a machine configuration with Bridgestone 29.5R25 VSNT L4 radial tires, full fluids, operator, standard counterweight, ride control cold start, roading fenders, Product Link, open differential axles (front/rear), secondary steering, sound s
Bucket Capacities
- Bucket Range
- 2.8-11.9 m³ 3.75-15.5 yd³
Transmission
- Forward - 1
- 4.2 mile/h
- Forward - 2
- 8.4 mile/h
- Forward - 3
- 15 mile/h
- Forward - 4
- 24.5 mile/h
- Note
- Maximum travel speed in standard vehicle with empty bucket and standard L3 tires with 849 mm (33 in) roll radius.
- Reverse - 1
- 4.5 mile/h
- Reverse - 2
- 9.2 mile/h
- Reverse - 3
- 16.5 mile/h
- Reverse - 4
- 24.5 mile/h
Sound
- Note (1)
- ** For machines in European Union countries and in countries that adopt the EU Directives.
- Note (2)
- ***European Union Directive 2,000/14/EC as amended by 2,005/88/EC.
- With Cooling Fan Speed at 70% of Maximum Value - Exterior Sound Power Level*
- 108
- With Cooling Fan Speed at 70% of Maximum Value - Operator Sound Pressure Level (ISO 6396:2008)
- 69 dB(A)
- With Cooling Fan Speed at Maximum Speed - Exterior Sound Power Level (ISO 6395:2008)
- 109 dB(A)
- With Cooling Fan Speed at Maximum Speed - Exterior Sound Pressure Level (SAE J88:2013)
- 76
- With Cooling Fan Speed at Maximum Speed - Operator Sound Pressure Level (ISO 6396:2008)
- 70 dB(A)
- With Cooling Fan Speed at Maximum Value - Note
- Distance of 15 m (49.2 ft), moving forward in second gear ratio.
Air Conditioning System
- Air Conditioning
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1,430). The system contains 1.6 kg (3.5 lb) of refrigerant which has a CO2 equivalent 2.288 metric tonnes (2.522 tons).
Operating Specifications
- Breakout Force
- 38,999 lb
- Note (1)
- For a machine configuration as defined under Weight.
- Note (2)
- Full compliance to ISO 14,397-1:2,007 Sections 1 thru 6, which requires 2% verification between calculations and testing.
- Static Tipping Load - Full 40° Turn - No Tire Deflection
- 15,981 kg
- Static Tipping Load - Full 40° Turn - With Tire Deflection
- 32,727 lb
Service Refill Capacities
- Cooling System
- 17.4 gal (US)
- Crankcase
- 6.1 gal (US)
- DEF Tank
- 6.9 gal (US)
- Differential - Final Drives - Front
- 15.1 gal (US)
- Differential - Final Drives - Rear
- 15.1 gal (US)
- Fuel Tank
- 80.1 gal (US)
- Hydraulic Tank
- 30.1 gal (US)
- Transmission
- 15.5 gal (US)
Hydraulic System
- Implement System - Maximum Operating Pressure
- 4,496 psi
- Implement System - Maximum Pump Output at 2,250 rpm
- 99 gal/min
- Hydraulic Cycle Time - Total
- 10.1 seconds
Dimensions
- Note
- All dimensions are approximate and based on machine equipped with 5.4 m3 (7.1 yd3) general purpose bucket with BOCE and Bridgestone 29.5R25 VSNT L4 radial tires.
Dimensions - High Lift
- Centerline of Rear Axle to Edge of Counterweight
- 8.1 ft
- Centerline of Rear Axle to Hitch
- 5.1 ft
- Ground Clearance
- 1.4 ft
- Height - Top of Exhaust Pipe
- 11.8 ft
- Height - Top of Hood
- 9.5 ft
- Height - Top of ROPS
- 11.1 ft
- Hinge Pin Height at Carry
- 2.6 ft
- Hinge Pin Height at Maximum Lift
- 15.9 ft
- Lift Arm Clearance at Maximum Lift
- 13.8 ft
- Overall Length - Without Bucket
- 26.6 ft
- Tread Width
- 7.3 ft
- Wheel Base
- 11.8 ft
- Rack Back at Ground
- 37 degrees
- Width over Tires (Loaded)
- 9.11 ft
- Rack Back - Maximum Lift
- 71 degrees
- Rack Back - Carry Height
- 49 degrees
Dimensions - Standard Lift
- Centerline of Rear Axle to Edge of Counterweight
- 7.7 ft
- Centerline of Rear Axle to Hitch
- 5.1 ft
- Ground Clearance
- 424 mm
- Height - Top of Exhaust Pipe
- 3,531 mm
- Height - Top of Hood
- 2,850 mm
- Height - Top of ROPS
- 3,593 mm
- Hinge Pin Height at Carry
- 2 ft
- Hinge Pin Height at Maximum Lift
- 4,245 mm
- Lift Arm Clearance at Maximum Lift
- 3,687 mm
- Overall Length - Without Bucket
- 7,399 mm
- Tread Width
- 7.3 ft
- Wheel Base
- 3,550 mm
- Rack Back at Ground
- 39 degrees
- Rack Back - Maximum Lift
- 62 degrees
- Width over Tires (Loaded)
- 9.11 ft
- Rack Back - Carry Height
- 50 degrees
Standard Equipment:
-
- Operator Environment
-
- Cab, pressurized, sound suppression
- EH implement controls, parking brake
- Steering, joystick
- Seat, cloth, air suspension
- Touchscreen display
- Visibility: mirrors, rear-vision camera
- Air conditioner, heater, defroster (auto temp, fan)
- Sun visor, front, retractable
- Sun visor, rear, retractable
- Window cleaning platform, front
- Window, front, laminated
-
- On-board Technologies
-
- Cat Payload scale
- Autodig with Auto Set Tires
- Operator ID & machine security
- Application Profiles
- Job Aids
- Controls Help and eOMM
-
- Power Train
-
- Cat C9.3B engine
- Electric fuel priming pump
- Fuel-water separator and secondary fuel filter
- Engine, air precleaner
- Axles, front differential lock
- Transmission, planetary, automatic powershift
- Torque converter with lock-up
- Service brakes, hydraulic, fully enclosed wet disc, wear indicators
- Integrated Braking System (IBS)
- Park brake, caliper on front axles, spring applied-pressure released
-
- Hydraulics
-
- Implement system, load sensing with variable displacement piston pump
- Steering system, load sensing with dedicated variable displacement piston pump
- Ride control, dual accumulators
- Oil sampling valves, Cat XT™ hoses
-
- Electrical
-
- Starting and charging system, 24V
- Starter, electric, heavy duty
- Lights: halogen, 4 work lights, 2 front roading lights with turn signals, 2 rearvision lights
-
- Monitoring System
-
- Front dash with analog gauges, LCD display, and warning lights
- Primary touchscreen monitor (Cat Payload, quad screens, machine settings & messages)
-
- Linkage
-
- Standard lift, Z-bar
- Kickouts: lift and tilt
Optional Equipment:
-
- Operator Environment
-
- Door, remote opening system
- HMU steering wheel
- Entertainment radio (FM, AM, USB, BT)
- Entertainment radio (DAB+)
- CB radio ready
- Seat, suede/cloth, air suspension, heated
- Seat, leather/cloth, air suspension, heated/ cooled
- Multiview (360�) vision system
- Cat Detect rear radar system
- Dedicated rearview screen
- Mirrors, heated
- Full cab window guard
-
- On-board Technologies
-
- Cat Advanced Payload
- Cat Payload Printer
-
- Power Train
-
- Turbine, air precleaner
- Radiator, high debris
- Cooling fan, reversible
- Axles, auto differential locks front and rear
- Axles, ecology drains, AOC ready, extreme temperature seals
- Axles, oil cooler
-
- Hydraulics
-
- 3rd and 4th auxiliary functions with ride control
- Quick coupler control
-
- Electrical
-
- Cold start, 120V or 240V
- Lights: LED
- Warning beacon
-
- Monitoring System
-
- Reversing strobe lights
-
- Linkage
-
- High lift, Z-bar
-
- Additional Equipment
-
- Cat Autolube system
- Fenders, extensions or roading
- Guards: power train, crankcase, cab, cylinders, rear
- Biodegradable hydraulic oil
- High-speed oil change system
- Rear cab access
- Toolbox
- Wheel chocks
- Secondary steering system, electrical
-
- Special Configurations
-
- Aggregate handler
- Waste and industrial
- Forestry
- Tunnelling
- Corrosion resistant
Specifications
Engine
- Engine Power @ 1,600 rpm - ISO 14396:2002
- 321 hp
- Gross Power @ 1,600 rpm - SAE J1995:2014
- 325 hp
- Engine Model
- Cat C9.3B
- Net Power @ 1,600 rpm - ISO 9249:2007, SAE J1349:2011
- 303 hp
- Note (1)
- Cat engine meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, China Nonroad Stage IV and Japan 2,014 emission standards.
- Note (2)
- The net power advertised is the power available at the flywheel when the engine is equipped with fan, alternator, air cleaner, and aftertreatment.
- Net Torque @ 1,200 rpm - ISO 9249:2007, SAE J1349:2011
- 1,255 ft-lb
- Displacement
- 9.3 L
- Note (3)
- Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels up to: • 20% biodiesel FAME (fatty acid methyl ester)* • 100% renewable diesel, HVO (h
- Gross Torque @ 1,200 rpm – SAE J1995:2014
- 1,327 lb/ft
- Engine Torque @ 1,200 rpm – ISO 14396:2002
- 1,313 lb/ft
Weights
- Operating Weight
- 51,124 lb
- Note
- Weight based on a machine configuration with Bridgestone 29.5R25 VSNT L4 radial tires, full fluids, operator, standard counterweight, ride control cold start, roading fenders, Product Link, open differential axles (front/rear), secondary steering, sound s
Bucket Capacities
- Bucket Range
- 2.8-11.9 m³ 3.75-15.5 yd³
Transmission
- Forward - 1
- 4.2 mile/h
- Forward - 2
- 8.4 mile/h
- Forward - 3
- 15 mile/h
- Forward - 4
- 24.5 mile/h
- Note
- Maximum travel speed in standard vehicle with empty bucket and standard L3 tires with 849 mm (33 in) roll radius.
- Reverse - 1
- 4.5 mile/h
- Reverse - 2
- 9.2 mile/h
- Reverse - 3
- 16.5 mile/h
- Reverse - 4
- 24.5 mile/h
Sound
- Note (1)
- ** For machines in European Union countries and in countries that adopt the EU Directives.
- Note (2)
- ***European Union Directive 2,000/14/EC as amended by 2,005/88/EC.
- With Cooling Fan Speed at 70% of Maximum Value - Exterior Sound Power Level*
- 108
- With Cooling Fan Speed at 70% of Maximum Value - Operator Sound Pressure Level (ISO 6396:2008)
- 69 dB(A)
- With Cooling Fan Speed at Maximum Speed - Exterior Sound Power Level (ISO 6395:2008)
- 109 dB(A)
- With Cooling Fan Speed at Maximum Speed - Exterior Sound Pressure Level (SAE J88:2013)
- 76
- With Cooling Fan Speed at Maximum Speed - Operator Sound Pressure Level (ISO 6396:2008)
- 70 dB(A)
- With Cooling Fan Speed at Maximum Value - Note
- Distance of 15 m (49.2 ft), moving forward in second gear ratio.
Air Conditioning System
- Air Conditioning
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1,430). The system contains 1.6 kg (3.5 lb) of refrigerant which has a CO2 equivalent 2.288 metric tonnes (2.522 tons).
Operating Specifications
- Breakout Force
- 38,999 lb
- Note (1)
- For a machine configuration as defined under Weight.
- Note (2)
- Full compliance to ISO 14,397-1:2,007 Sections 1 thru 6, which requires 2% verification between calculations and testing.
- Static Tipping Load - Full 40° Turn - No Tire Deflection
- 15,981 kg
- Static Tipping Load - Full 40° Turn - With Tire Deflection
- 32,727 lb
Service Refill Capacities
- Cooling System
- 17.4 gal (US)
- Crankcase
- 6.1 gal (US)
- DEF Tank
- 6.9 gal (US)
- Differential - Final Drives - Front
- 15.1 gal (US)
- Differential - Final Drives - Rear
- 15.1 gal (US)
- Fuel Tank
- 80.1 gal (US)
- Hydraulic Tank
- 30.1 gal (US)
- Transmission
- 15.5 gal (US)
Hydraulic System
- Implement System - Maximum Operating Pressure
- 4,496 psi
- Implement System - Maximum Pump Output at 2,250 rpm
- 99 gal/min
- Hydraulic Cycle Time - Total
- 10.1 seconds
Dimensions
- Note
- All dimensions are approximate and based on machine equipped with 5.4 m3 (7.1 yd3) general purpose bucket with BOCE and Bridgestone 29.5R25 VSNT L4 radial tires.
Dimensions - High Lift
- Centerline of Rear Axle to Edge of Counterweight
- 8.1 ft
- Centerline of Rear Axle to Hitch
- 5.1 ft
- Ground Clearance
- 1.4 ft
- Height - Top of Exhaust Pipe
- 11.8 ft
- Height - Top of Hood
- 9.5 ft
- Height - Top of ROPS
- 11.1 ft
- Hinge Pin Height at Carry
- 2.6 ft
- Hinge Pin Height at Maximum Lift
- 15.9 ft
- Lift Arm Clearance at Maximum Lift
- 13.8 ft
- Overall Length - Without Bucket
- 26.6 ft
- Tread Width
- 7.3 ft
- Wheel Base
- 11.8 ft
- Rack Back at Ground
- 37 degrees
- Width over Tires (Loaded)
- 9.11 ft
- Rack Back - Maximum Lift
- 71 degrees
- Rack Back - Carry Height
- 49 degrees
Dimensions - Standard Lift
- Centerline of Rear Axle to Edge of Counterweight
- 7.7 ft
- Centerline of Rear Axle to Hitch
- 5.1 ft
- Ground Clearance
- 424 mm
- Height - Top of Exhaust Pipe
- 3,531 mm
- Height - Top of Hood
- 2,850 mm
- Height - Top of ROPS
- 3,593 mm
- Hinge Pin Height at Carry
- 2 ft
- Hinge Pin Height at Maximum Lift
- 4,245 mm
- Lift Arm Clearance at Maximum Lift
- 3,687 mm
- Overall Length - Without Bucket
- 7,399 mm
- Tread Width
- 7.3 ft
- Wheel Base
- 3,550 mm
- Rack Back at Ground
- 39 degrees
- Rack Back - Maximum Lift
- 62 degrees
- Width over Tires (Loaded)
- 9.11 ft
- Rack Back - Carry Height
- 50 degrees
Standard/Optional Features
Standard Equipment:
-
- Operator Environment
-
- Cab, pressurized, sound suppression
- EH implement controls, parking brake
- Steering, joystick
- Seat, cloth, air suspension
- Touchscreen display
- Visibility: mirrors, rear-vision camera
- Air conditioner, heater, defroster (auto temp, fan)
- Sun visor, front, retractable
- Sun visor, rear, retractable
- Window cleaning platform, front
- Window, front, laminated
-
- On-board Technologies
-
- Cat Payload scale
- Autodig with Auto Set Tires
- Operator ID & machine security
- Application Profiles
- Job Aids
- Controls Help and eOMM
-
- Power Train
-
- Cat C9.3B engine
- Electric fuel priming pump
- Fuel-water separator and secondary fuel filter
- Engine, air precleaner
- Axles, front differential lock
- Transmission, planetary, automatic powershift
- Torque converter with lock-up
- Service brakes, hydraulic, fully enclosed wet disc, wear indicators
- Integrated Braking System (IBS)
- Park brake, caliper on front axles, spring applied-pressure released
-
- Hydraulics
-
- Implement system, load sensing with variable displacement piston pump
- Steering system, load sensing with dedicated variable displacement piston pump
- Ride control, dual accumulators
- Oil sampling valves, Cat XT™ hoses
-
- Electrical
-
- Starting and charging system, 24V
- Starter, electric, heavy duty
- Lights: halogen, 4 work lights, 2 front roading lights with turn signals, 2 rearvision lights
-
- Monitoring System
-
- Front dash with analog gauges, LCD display, and warning lights
- Primary touchscreen monitor (Cat Payload, quad screens, machine settings & messages)
-
- Linkage
-
- Standard lift, Z-bar
- Kickouts: lift and tilt
Optional Equipment:
-
- Operator Environment
-
- Door, remote opening system
- HMU steering wheel
- Entertainment radio (FM, AM, USB, BT)
- Entertainment radio (DAB+)
- CB radio ready
- Seat, suede/cloth, air suspension, heated
- Seat, leather/cloth, air suspension, heated/ cooled
- Multiview (360�) vision system
- Cat Detect rear radar system
- Dedicated rearview screen
- Mirrors, heated
- Full cab window guard
-
- On-board Technologies
-
- Cat Advanced Payload
- Cat Payload Printer
-
- Power Train
-
- Turbine, air precleaner
- Radiator, high debris
- Cooling fan, reversible
- Axles, auto differential locks front and rear
- Axles, ecology drains, AOC ready, extreme temperature seals
- Axles, oil cooler
-
- Hydraulics
-
- 3rd and 4th auxiliary functions with ride control
- Quick coupler control
-
- Electrical
-
- Cold start, 120V or 240V
- Lights: LED
- Warning beacon
-
- Monitoring System
-
- Reversing strobe lights
-
- Linkage
-
- High lift, Z-bar
-
- Additional Equipment
-
- Cat Autolube system
- Fenders, extensions or roading
- Guards: power train, crankcase, cab, cylinders, rear
- Biodegradable hydraulic oil
- High-speed oil change system
- Rear cab access
- Toolbox
- Wheel chocks
- Secondary steering system, electrical
-
- Special Configurations
-
- Aggregate handler
- Waste and industrial
- Forestry
- Tunnelling
- Corrosion resistant