New CAT Equipment

770 Off-Highway Truck

Efficient Performance for Demanding Operations

Cat® 770 is built to move materials efficiently in construction and quarry applications, helping operators improve productivity and hauling performance. Paired with Cat 986, 987, or 988 Wheel Loaders and Cat 374 Hydraulic Excavators, the 770 delivers safe, dependable material movement across a wide range of hauling environments.

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Benefits

Up To 11% Less CO2 Emissions

The 770 emits up to 11% less CO2 than the previous 770.

Increase Productivity

Faster cycle times and improved machine performance translate into more material moved per shift.
 

Reduce Operating Costs

Customers benefit from efficient performance that helps reduce fuel consumption and lower operating costs.

 

Simplify Maintenance Access

Easy service access helps customers spend less time on maintenance and keep equipment working longer.

 

Learn more about the 770 Off-Highway Truck

Watch

  • Body Hoists
    Body Lower Time - Float
    10 s
    Body Power Down - High Idle
    8.0 seconds (approx.)
    Body Raise Time - High Idle
    7.5 seconds (approx.)
    Pump Flow - High Idle
    112.2 gpm
    Relief Valve Setting - Lower
    500 psi
    Relief Valve Setting - Raise
    2750 psi
  • Brakes
    Brake Standards
    ISO 3450:2011
    Brake Surface - Front
    216 in²
    Brake Surface - Rear
    6235 in²
  • Capacity - Dual Slope - 100% Fill Factor
    Heaped (SAE 2:1)*
    32.9 yd³
    Note (1)
    Contact your local Cat dealer for body recommendation. *ISO 6483:1980
    Note (2)
    *ISO 6483:1980.
    Struck
    23.01 yd³
  • Capacity - Flat Floor - 100% Fill Factor
    Heaped (SAE 2:1)*
    32.9 yd³
    Note (1)
    Contact your local Cat dealer for body recommendation. *ISO 6483:1980
    Note (2)
    *ISO 6483:1980.
    Struck
    23.01 yd³
  • Dimensions
    Centerline Front Tire Width
    10.2 ft
    Centerline of Rear Dual Tire Width
    8.3 ft
    Dump Clearance
    1.7 ft
    Engine Guard Clearance
    1.1 ft
    Front Canopy Height
    13.5 ft
    Ground Clearance
    1.6 ft
    Height - Top of ROPS
    12.7 ft
    Inside Body Depth - Maximum
    4.6 ft
    Inside Body Length
    18.5 ft
    Inside Body Width
    11.9 ft
    Loading Height - Empty
    10.3 ft
    Operating Width
    15.7 ft
    Outside Body Width
    12.9 ft
    Overall Body Length
    26.8 ft
    Overall Height - Body Raised
    27.1 ft
    Overall Length
    28.9 ft
    Overall Tire Width
    12.1 ft
    Rear Axle - Clearance
    1.8 ft
    Rear Axle - Tail
    8.5 ft
    Wheel Base
    13 ft
  • Engine
    Bore
    5.4 in
    Displacement
    927.6 in³
    Emissions
    Meets U.S. EPA Tier 4 and EU Stage V emission standards.
    Engine Model
    Cat® C15
    Engine Power - ISO 14396
    508 hp
    Gross Power - SAE J1995:2014
    515 hp
    Net Power - 80/1269/EEC
    489 hp
    Net Power - ISO 14396
    508 hp
    Net Power - ISO 9249
    477 hp
    Net Power - SAE J1349:2011
    477 hp
    Net Torque - SAE J1349
    1579 ft-lb
    Note (1)
    The power ratings are tested at the reference conditions for the specified standard.
    Note (2)
    MIN NET SAE J1349:2011/ISO 9249:2007 Net power advertised is the power available at the flywheel when the engine is equipped with fan at maximum speed, alternator, air intake system, and exhaust system.
    Number of Cylinders
    6
    Rated Engine Speed
    1700 r/min
    Stroke
    6.7 in
  • Final Drives
    Differential Ratio
    1.92:1
    Planetary Ratio
    4.80:1
    Total Reduction Ratio
    9.216:1
  • Operating Specifications
    Body Capacity - SAE 2:1
    32.9 yd³
    Maximum Allowable Payload (120%)*
    51 ton (US)
    Maximum Working Payload (110%)
    46.8 ton (US)
    Nominal Payload Class (100%)
    41.2 Sh Ton
    Note
    Refer to the Caterpillar 10/10/20 Overload Policy for maximum gross machine weight limitations.
    Note (1)
    Capacity with dual slope body with no liner.
    Note (2)
    Target payload and capacity based on Dual Slope body with no liner. Attachment selection will affect payload and maximum gross machine operating weight.
    Target Payload (100%)
    41.2 Sh Ton
    Top Speed - Loaded
    45.8 mile/h
    Top Speed - Loaded*
    45.8 mile/h
  • ROPS
    FOPS Standards
    Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II for operator and ISO 13459:2012 Level II for trainer FOPS criteria.
    ROPS Standards
    Rollover protective structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 for operator and ISO 13459:2012 for trainer ROPS criteria.
  • Service Refill Capacities
    Brake Hoist System
    85 gal (US)
    Brake/Hoist Hydraulic Tank
    46.5 gal (US)
    Cooling System
    43.3 gal (US)
    Crankcase
    24 gal (US)
    DEF Tank
    6 gal (US)
    Differential - Final Drives
    37 gal (US)
    Fuel Tank
    210 gal (US)
    Steering System - Including Tank
    14 gal (US)
    Steering Tank
    9.5 gal (US)
    Torque Converter - Transmission System
    18.5 gal (US)
  • Sound
    Sound Standards
    78.5 dB(A)
    Sound Standards (1)
    Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment.
    Sound Standards (2)
    Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment.
    Sound Standards (3)
    The machine sound power level is measured according to the test procedures and conditions specified in ISO 6395:2008 for the standard machine configuration. The measurement was conducted at 80% of the maximum engine cooling fan speed.
  • Steering
    Steer Angle
    40.5 °
    Steering Standards
    ISO 5010:2019
    Turning Circle - Clearance Diameter
    66.6 ft
    Turning Diameter - Front
    57.7 ft
  • Suspension
    Empty Loaded Cylinder Stroke Front
    9.2 in
    Empty Loaded Cylinder Stroke Rear
    5.9 in
    Rear axle - Oscillation
    8.9 °
  • Tires
    Note (1)
    Productive capabilities of the 770 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 evaluates all job conditions and consults the tire manufacturer for proper tire selection.
    Standard Tire
    18.00R33 (E4)
  • Transmission
    Forward - 1
    7.4 mile/h
    Forward - 2
    10.1 mile/h
    Forward - 3
    13.8 mile/h
    Forward - 4
    18.5 mile/h
    Forward - 5
    25.1 mile/h
    Forward - 6
    33.8 mile/h
    Forward - 7
    45.9 mile/h
    Note
    Maximum travel speeds with standard 18.00R33 (E4) tires.
    Reverse
    9.7 mile/h
  • Weight Distributions - Approximate
    Front Axle - Empty
    52 %
    Front Axle - Loaded
    34 %
    Rear Axle - Empty
    48 %
    Rear Axle - Loaded
    66 %
  • Weights - Approximate
    Body Weight
    17447 lb
    Chassis Weight
    55948 lb
    Note (1)
    Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires.
    Note (2)
    Body weight is the Flat Floor body with no liner and will vary depending on configuration.
    Target Gross Machine Operating Weight
    157000 lb
NOTE
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
ELECTRICAL
  • Alarm, backup
  • Alternator, 115 ampere
  • Auxiliary jump start receptacle
  • Batteries, maintenance-free, 12V (2), 190 amp-hour
  • Electrical system, 24V
  • Lighting system:
    – Backup light (halogen)
    – Directional signals/hazard warning (front and rear LED)
    – Headlights, (halogen) with dimmer
    – Operator access courtesy lights (Developing Market Only)
  • Alarm, backup
  • Batteries, maintenance-free, 12V (2), 190 amp-hour
  • Lighting system:
    – Backup light (halogen)
    – Directional signals/hazard warning (front and rear LED)
    – Headlights, (halogen) with dimmer
    – Operator access courtesy lights (Developing Market Only)
PRODUCT LINK™ COMMUNICATIONS
  • Product Link Ready
GUARDS
  • Driveline
  • Engine crankcase
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:
    – Air cleaner service indicator - electronic
    – 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)
  • Hoist lever
  • Horn, electric
  • Light - dome
  • Light - courtesy
  • Messenger, display unit
  • Mirrors
  • Power port, 12V
  • ROPS cab, insulated/sound suppressed
  • Seat, Cat Comfort Series III:
    – full air suspension
    – four-point harness
  • Steering wheel, padded, tilt and telescopic
  • Storage compartment
  • Sun visor, tinted glass
  • Throttle lock
  • Windshield wiper (intermittent) and washer
  • Air conditioning
  • Coat hook
  • Cup holders (4)
  • Diagnostic connection port, 24V
  • Entertainment Radio Ready:
    – 5 amp converter
    – Speakers
    – Antenna
    – Wiring harness
  • Fluid and fuel system monitoring (Tier 4 only)
  • Gauges/indicators:
    – Air cleaner service indicator - electronic
    – 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)
  • Hoist shift lever with integrated fingerprint control
  • Horn, electric
  • Lights: courtesy, dome
  • Mirrors
  • Power port, 12V
  • Windshield wiper (intermittent) and washer
  • Rollover protective structure (ROPS) cab and falling object protective structure (FOPS) cab
  • Seat, full air suspension, 4-point seat belt with shoulder harness
  • Seat belt reminder system: Seat belt alert and Seat belt inhibit
  • Trainer seat, lap belt, with seat belt reminder
  • Steering wheel, padded, tilt and telescopic
  • Storage compartment
  • Sun visor, tinted glass
  • Throttle lock
POWER TRAIN
  • Air-To-Air Aftercooler (ATAAC)
  • Air filter with precleaner (1)
  • Automatic cold mode idle control
  • Electric start
  • Turbocharger
  • Braking system, hydraulic actuated:
    – Automatic Retarder Control (ARC) (utilizes rear oil-cooled, multiple disc brakes)
    – Brake release motor (towing)
    – Caliper-disc (front)
    – Extended Life Brakes
    – Oil-cooled, multiple disc (rear)
    – Parking
    – Secondary
    – Service
  • Transmission:
    – 7-speed automatic powershift with electronic clutch pressure control with advanced productivity electronic control strategy (APECS)
    – Body up-shift inhibitor
    – Controlled throttle shifting
    – Directional shift management
    – Downshift inhibitor
    – Neutral start switch
    – Neutral coast inhibitor
    – Reverse shift inhibitor
    – Reverse neutralizer during dumping
    – Programmable top gear selection
  • Air filter with precleaner (1)
  • Air-To-Air Aftercooler (ATAAC)
  • Automatic cold mode idle control
  • Air-to-Air Aftercooler (ATAAC)
  • Automatic cold mode idle control
  • Auto neutral idle
  • Auto stall
  • Braking system, hydraulic actuated:
    – Automatic Retarder Control (ARC) (utilizes rear oil-cooled, multiple disc brakes)
    – Brake release motor (towing)
    – Caliper-disc (front)
    – Extended Life Brakes
    – Oil-cooled, multiple disc (rear)
    – Parking
    – Secondary
    – Service
  • Brake wear indicator (Tier 4/Stage V)
  • Cat C15 Diesel Engine
  • Electric start
  • Engine idle shutdown
  • Second gear start
  • Transmission:
    – 7-speed automatic powershift with electronic clutch pressure control with advanced productivity electronic control strategy (APECS)
    – Body up-shift inhibitor
    – Controlled throttle shifting
    – Directional shift management
    – Downshift inhibitor
    – Neutral start switch
    – Neutral coast inhibitor
    – Reverse shift inhibitor
    – Reverse neutralizer during dumping
    – Programmable top gear selection
  • Turbocharger
SUSPENSION SYSTEMS
  • Suspension, front and rear
OTHER STANDARD EQUIPMENT
  • Body safety pin (secures body in up position)
  • Body down indicator
  • CD-ROM parts book
  • Fan, hydraulic demand
  • Fuel tank (530 L/140 gal)
  • Guard, engine compartment
  • Guard, mud
  • Ground level battery disconnect
  • Ground level engine shutdown
  • Ground level grease fittings
  • Reservoirs (separate):
    – Brake/converter/hoist
    – Steering
    – Transmission/torque converter
  • Rims 15 × 33
  • Rock ejectors
  • Service platform, left and right side
  • Supplemental steering (automatic)
  • Tie down eyes
  • Tow hooks (front)/Tow pin (rear)
  • Vandalism protection locks
  • Advisor display, bronze
  • Body safety pin (secures body in up position)
  • QR code - parts book
  • Clustered lube
  • Extended life coolant to -35 C (-30 F)
  • Fan, hydraulic demand
  • Fuel tank (530 L/140 gal)
  • Guard, driveline
  • Guard, engine compartment
  • Guard, engine crankcase
  • Guard, mud
  • Ground level battery disconnect
  • Ground level engine shutdown
  • Cat Detect Surround Vision
  • Reservoirs (separate):
    – Brake/converter/hoist
    – Steering
    – Transmission/torque converter
  • Rims 15 × 33
  • Rock ejectors
  • Service platform, left and right side
  • Supplemental steering (automatic)
  • Suspension, front and rear
  • Tie down eyes
  • Tow hooks (front)/Tow pin (rear)
  • Vandalism protection locks
  • Cab air filter
ANTIFREEZE
  • Extended Life Coolant to -35° C (-30° F)
TECHNOLOGY PRODUCTS
  • Product Link
  • Economy modes, standard and adaptive
  • Advanced health
NOTE
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
OPTIONAL EQUIPMENT
  • Cat Engine Brake
  • Extended Life Brake Discs
  • Body heat/diverter box
  • Four (4) batteries
  • HID lights
  • Product Link
  • Backup alarm
  • Wheel chocks
  • Traction Control System (TCS)
  • Heated mirrors
  • Spare rims
  • Body sideboards
  • Fuel heater
  • Ether aid
  • Traction Control System (TCS)
  • Coolant heater
  • Auto lube
  • Rear vision camera (WAVS)
POWER TRAIN
  • Brake wear indicator (Tier 3 and Tier 2)
  • Cat engine brake
Fluid and fuel system monitoring (Tier 3 and Tier 2)
OPERATOR ENVIRONMENT
  • Lights, Halogen
  • Mirrors, heated
Visibility package (WAVS)
TECHNOLOGY PRODUCTS
  • Traction Control System (TCS)
OTHER STANDARD EQUIPMENT
  • Body: Flat Floor, Quarry, Dual Slope
  • Body heat/diverter box
  • Body sideboards/liner
  • Coolant heater
  • Ether aid
  • Fuel heater
  • Standard lube/auto lube
  • Spare rims
  • Wheel chocks
  • Cab precleaner
  • Cat Advanced Payload
  • Tire Pressure Management System (TPMS)
  • Adaptor fast fill fuel
  • Guard, overhead

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