New CAT Equipment

777 (07) Off-Highway Truck

BUILT FOR IMPROVED PERFORMANCE, ENHANCED DURABILITY & OPERATOR COMFORT

The Cat® 777 is engineered to be the most efficient 100-ton mechanical truck in the industry. With your input, we have designed and manufactured a truck that is reliable, durable, and economical, offering comfort, confidence, and control to its operators. With an improved access system designed to minimize slips and falls, this truck provides firm footing and stability in less than perfect conditions.

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Benefits

Improved Performance & Durability

Get the job done faster and more efficiently with increased travel speeds and improved traction control.

Increased Fuel Efficiency

Utilizing Adaptive Economy mode helps save on fuel consumption while maintaining productivity.

Enhanced Operator Comfort

Left-side seat placement allows for easier operation and comfort throughout the day with greater visibility to the work area.
  • Body Hoists
    Body Lower Time - Float
    13 s
    Body Lower Time - High Idle
    13 s
    Body Raise Time - High Idle
    15 s
    Pump Flow - High Idle
    120.9 gpm
    Relief Valve Setting - Lower
    500 psi
    Relief Valve Setting - Raise
    2750 psi
  • Brakes
    Brake Standards
    ISO 3450-2011
    Brake Surface Area - Front
    6331 in²
    Brake Surface Area - Rear
    15828 in²
  • Cab
    Air Conditioning
    The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R1234yf. Refer to the machine labeling for identification of the gas. If equipped with R1234yf (Global Warming Potential = 0.501), the system contains 1.85 kg (4.1 lb) of refrigerant which has a CO2 equivalent of 0.001 metric tonnes (0.001 tons).
  • Capacity - Coal Bodies - 100% Fill Factor
    SAE 2:1 - For use with material densities less than 950 kg/m3 (1,600 lb/yd3)
    164.6 yd³
    SAE 2:1 - For use with material densities of 1040-1160 kg/m3 (1,750-1,950 lb/yd3)
    139 yd³
    SAE 2:1 - For use with material densities of 1160 kg/m3 (1,950 lb/yd3)
    116.8 yd³
    SAE 2:1 - For use with material densities of 950-1040 kg/m3 (1,600-1,750 lb/yd3)
    144 yd³
  • Capacity - Dual Slope - 100% Fill Factor
    Heaped (SAE 2:1)*
    78.6 yd³
    Note (1)
    Contact your local Cat dealer for body recommendation.
    Note (2)
    *ISO 6483:1980
    Struck
    54.8 yd³
  • Capacity - X Body - 100% Fill Factor
    Heaped (SAE 2:1)*
    83.8 yd³
    Note (1)
    Contact your local Cat dealer for body recommendation.
    Note (2)
    *ISO 6483:1980
    Struck
    56.3 yd³
  • Engine
    Bore
    5.7 in
    Cylinders
    12
    Displacement
    1959 in³
    Engine Model
    Cat® C32B
    Engine Power - ISO 14396
    1008 hp
    Engine Speed
    1800 r/min
    Gross Power - SAE J1995:2014
    1025 hp
    Net Power - SAE J1349:2011
    916 hp
    Net Torque Rise
    Tier 4 Final/Stage V: 36%. Tier 2: 36%
    Note (1)
    Net power available at the flywheel when the engine is equipped with fan, air cleaner, aftertreatment, and alternator with engine speed at 1,800 rpm.
    Note (2)
    Power rating applies at 1,800 rpm when tested under the specified condition for the specified standar
    Note (3)
    Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 100 kPa (29.61 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (60° F) and an LHV of 42 780 kJ/kg (18,390 BTU/lb) when engine used at 30° C (86° F).
    Note (4)
    Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
    Stroke
    6.4 in
  • Final Drives
    Differential Ratio
    2.736:1
    Planetary Ratio
    7.0:1
    Total Reduction Ratio
    19.1576:1
  • Operating Specifications
    Body Capacity - SAE 2:1
    83.1 yd³
    Maximum Allowable Payload (120%)*
    121.3 ton (US)
    Maximum Working Payload (110%)
    111.2 ton (US)
    Note (1)
    Capacity with flat floor X Body with liner.
    Note (2)
    * Refer to the Caterpillar 10/10/20 Payload Policy for maximum gross vehicle weight limitations.
    Target Payload (100%)
    101.1 ton (US)
    Top Speed - Loaded
    40.9 mile/h
  • ROPS
    FOPS Standards
    Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria.
    ROPS Standards
    Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.
  • Service Refill Capacities
    Brake Hoist System
    117 gal (US)
    Cooling System
    61 gal (US)
    Crankcase
    28.7 gal (US)
    Differentials
    59.9 gal (US)
    Final Drive - Each
    20 gal (US)
    Front wheel (each)
    1.98 gal (US)
    Fuel Tank (1)
    300 gal (US)
    Fuel Tank (2)
    350 gal (US)
    Steering System - Including Tank
    14.1 gal (US)
    Torque Converter - Transmission System
    36.5 gal (US)
  • Sound
    Sound Standards (1)
    Operator Sound Pressure Level (ISO 6396:2008) 70 dB(A) Machine Sound Pressure Level (ISO 6395:2008) 114.5 dB(A)
    Sound Standards (2)
    The operator sound pressure level was measured according to ISO 6396:2008.The measurement was conducted at 70% of the maximum engine cooling fan speed. The machine sound power level was measured according to ISO 6395:2008.The measurement was conducted at 70% of the maximum engine cooling fan speed.
    Sound Standards (3)
    Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/ windows open) for extended periods or in a noisy environment.
  • Steering
    Steer Angle
    30.5 °
    Steering Standards
    ISO 5010:2019
    Turning Circle - Clearance Diameter
    93 ft
    Turning Diameter - Front
    83 ft
  • Suspension
    Empty Loaded Cylinder Stroke Front
    2.9 in
    Empty Loaded Cylinder Stroke Rear
    2.5 in
    Rear axle - Oscillation
    5.4 °
  • Tires
    Note (1)
    Productive capabilities of the 777 truck are such that, under certain job conditions, TKPH (TMPH) capabilities of standard or optional tires could be exceeded and, therefore, limit production.
    Note (2)
    Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection.
    Standard Tire
    27.00R49 (E4)
  • Transmission
    Forward - 1
    6.8 mile/h
    Forward - 2
    9.2 mile/h
    Forward - 3
    12.5 mile/h
    Forward - 4
    16.9 mile/h
    Forward - 5
    22.9 mile/h
    Forward - 6
    30.7 mile/h
    Forward - 7
    41.7 mile/h
    Note
    Maximum travel speeds with standard 27.00R49 (E4) tires.
    Reverse
    7.5 mile/h
  • Weight Distributions - Approximate
    Front Axle - Empty
    42 %
    Front Axle - Loaded
    33 %
    Rear Axle - Empty
    58 %
    Rear Axle - Loaded
    67 %
NOTE
  • Standard and optional equipment may vary. Consult your Cat® dealer for details.
POWER TRAIN
  • Autostall
  • Engine idle shutdown
  • Air-To-Air Aftercooler (ATAAC)
  • Air cleaner with precleaner (2)
  • Automatic cold mode idle control
  • Electric priming pump
  • Electric cold weather start (two starters and four batteries)
  • Ether starting aid
  • Exhaust, muffler
  • Fuel filter/water separator
  • Turbocharger (2)
  • Braking system:
    – Extended life brakes
    – Brake wear indicator
    – Automatic Retarder Control (ARC) (utilizes oil-cooled, multiple disc brakes)
    – Brake release motor (towing)
    – Manual retarder (utilizes oil-cooled, multiple disc brakes)
    – Oil-cooled, multiple disc (front/rear)
    – Parking
    – Secondary
    – Service
  • Transmission
    – Auto neutral idle
    – Advanced Productivity Electronic Control Strategy (APECS) Software
    – Electronic Clutch Pressure Control (ECPC)
  • Part Throttle Shifting
    – 7-speed automatic powershift with Torque Shift Management Electronic Clutch Pressure Control
    – Body up-shift inhibitor
    – Directional shift management
    – Downshift inhibitor
    – Neutral start switch
    – Neutral coast inhibitor
    – Reverse shift inhibitor
    – Reverse neutralizer during dumping
    – Programmable top gear selection
SUSPENSION SYSTEMS
  • Suspension, rear
ELECTRICAL
  • Alarm, backup
  • Alternator, 115 ampere
  • Auxiliary jump start receptacle
  • Batteries, maintenance-free, 12V (4), 200 amp-hour
  • Electrical system, 25 AMP, 24V to 12V converter
  • Lighting system (LED)
    – Backup light
    – Directional signals/hazard warning, (front and rear)
    – Headlights with dimmer
    – Payload, indicator lights
    – Operator access courtesy lights
    – Side profile lights
    – Stop/tail lights
    – Service lights
OPERATOR ENVIRONMENT
  • Air conditioning
  • Ashtray and cigarette lighter
  • Coat hook
  • Cup holders (4)
  • Diagnostic connection port, 24V
  • Entertainment radio ready
    – 5 amp converter
    – Speakers
    – Antenna
    – Wiring harness
  • Gauges/indicators
    – Brake oil temperature gauge
    – Coolant temperature gauge
    – Hour meter
    – Tachometer
    – Engine overspeed indicator
    – Fuel level
    – Speedometer with odometer
    – Transmission gear indicator
  • Heater/defroster (11 070 kCal/43,930 BTU)
  • Auto temp control
  • Hoist lever
  • Horn, electric
  • Light – dome
  • Light – courtesy
  • Load counter, automatic
  • Touchscreen Advisor display
  • Vital Information Management System (VIMS TM)
  • Foot rest
  • Mirrors – heated
  • Power port, 24V and 12V (2)
  • Rollover protective structure (ROPS) cab, insulated/sound suppressed
  • Cat Comfort Series III
    – Full air suspension
    – Retractable 3-point seat belt with shoulder harness
  • Steering wheel, padded, tilt and telescopic
  • Storage compartment
  • Sun visor
  • Throttle lock
  • Window, right side, hinged access/egress
  • Electric left side window control
  • Windshield wiper (intermittent) and washer
  • Tinted, laminated glass
TECHNOLOGY PRODUCTS
  • Product LinkTM Ready (Level 1)
  • Adaptive economy mode
GUARDS
  • Engine crankcase
  • Driveline
  • Fan and A/C
FLUIDS
  • Extended life coolant to –35° C (–30° F)
OTHER STANDARD EQUIPMENT
  • Clustered grease fittings
  • Body mounting group
  • Body safety pin (secures body in up position)
  • Body down indicator
  • CD-ROM parts book
  • Center-mounted rims
  • Fuel tank (1136 L/300 gal)
  • Ground level battery disconnect
  • Ground level engine shutdown
  • Ground level grease fittings
  • Reservoirs (separate)
    – Brake/hoist
    – Steering
    – Transmission/torque converter
  • Rims 19.5 × 49
  • Rock ejectors
  • Supplemental steering (automatic)
  • Tie down eyes
  • Tow hooks (front)/Tow pin (rear)
  • Vandalism protection locks
  • Wiggins fast fuel
  • Attachment zone
NOTE
  • Standard and optional equipment may vary. Consult your Cat® dealer for details.
OPTIONAL EQUIPMENT
  • Body heat
  • Body liners
  • Body sideboards
  • Cab precleaner
  • Cat Engine Brake
  • Cold weather packages
  • Fluid fill service center
  • High intensity discharge (HID)
  • Mirrors, convex
  • Spare rim
  • Visibility package (meets ISO 5006:2017 requirements)
  • Wheel chocks
  • Work Area Vision System (WAVS)
OPERATOR ENVIRONMENT
  • Fluid level monitoring
  • Truck Production Management System (TPMS)
TECHNOLOGY PRODUCTS
  • Tons Kilometer Per Hour/Tons Mile Per Hour (TKPH/TMPH)
  • Object Detection (4 cameras, 4 radars)
OTHER OPTIONAL EQUIPMENT
  • Traction Control System (TCS)

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