Enquire about "770 Off-Highway Truck" Now
770 Off-Highway Truck
PRODUCTIVITY
Responsive traction control and increased torque improve power transfer to the ground while helping manage wheel slip.
OPERATOR COMFORT
The redesigned cab incorporates improved visibility, ergonomic controls, climate management, and enhanced operator seating.
SAFETY
Features include seat belt monitoring, overload speed limiting, secondary steering, and certified ROPS/FOPS protection.
EFFICIENCY
APECS, Adaptive Economy Mode, auto-neutral idle, and idle shutdown help optimize machine operating efficiency.
APPLICATION
Body options and liner selections support a range of quarry, construction, and aggregate hauling applications.
SERVICEABILITY
Grouped service points, common components, and VIMS™ monitoring support efficient maintenance and troubleshooting. Durable LED lighting and integrated engine systems help simplify service while supporting long-term machine operation.
TECHNOLOGY
Cat Payload, Product Link™, VIMS™, and VisionLink® provide machine monitoring, payload visibility, and fleet management information.
| Engine | |
|---|---|
| Engine Model | Cat® C15 |
| Rated Engine Speed | 1800 r/min (1800 r/min) |
| Gross Power - SAE J1995:2014 | 381 kW (511 hp) |
| Net Power - SAE J1349:2011 | 360 kW (483 hp) |
| Net Power - ISO 9249 | 364 kW (488 hp) |
| Net Power - 80/1269/EEC | 365 kW (489 hp) |
| Engine Power - ISO 14396 | 377 kW (506 hp) |
| Net Torque - SAE J1349 | 2280 N·m (1682 ft-lb) |
| Number of Cylinders | 6 |
| Bore | 137 mm (5.4 in) |
| Stroke | 171 mm (6.7 in) |
| Displacement | 15.2 l (927.6 inu00b3) |
| Note (1) | Power rating applies at 1,800 rpm when tested under the specified condition for the specified standard. |
| Note (2) | Ratings based on SAE J1995 standard air conditions of 25u00b0 C (77u00b0 F) and 100 kPa (29.61 Hg) barometer. Power based on fuel having API gravity of 35 at 16u00b0 C (60u00b0 F) and an LHV of 42 780 kJ/kg (18,390 BTU/lb) when engine used at 30u00b0 C (86u00b0 F). |
| Note (3) | No engine derating required up to 3000 m (9,843 ft) altitude. |
| Note (4) | Meets China Nonroad Stage III emission standards equivalent to Tier 3 or Tier 2. |
| Weights - Approximate | |
|---|---|
| Target Gross Machine Operating Weight | 71214 kg (157000 lb) |
| Chassis Weight | 25378 kg (55984 lb) |
| Body Weight | 7914 kg (17447 lb) |
| Note (1) | Chassis weight with 100% fuel, hoist, body mounting group, rims and tires. |
| Note (2) | Body weight is the standard dual slope body with no liner and will vary depending on configuration. |
| Operating Specifications | |
|---|---|
| Nominal Payload Class (100%) | 38.6 t (41.2 Sh Ton) |
| Top Speed - Loaded | 73.7 km/h (45.8 mile/h) |
| Target Payload (100%) | 38 ton (US) (41.2 Sh Ton) |
| Body Capacity - SAE 2:1 | 25.2 mu00b3 (32.9 ydu00b3) |
| Top Speed - Loaded* | 73.7 km/h (45.8 mile/h) |
| 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) | *ISO 6483:1980 |
| Transmission | |
|---|---|
| Forward - 1 | 11.9 km/h (7.4 mile/h) |
| Forward - 2 | 16.3 km/h (10.1 mile/h) |
| Forward - 3 | 22.1 km/h (13.7 mile/h) |
| Forward - 4 | 29.6 km/h (18.4 mile/h) |
| Forward - 5 | 40.2 km/h (25 mile/h) |
| Forward - 6 | 54.2 km/h (33.7 mile/h) |
| Forward - 7 | 73.5 km/h (45.7 mile/h) |
| Reverse | 15.6 km/h (9.7 mile/h) |
| Note | Maximum travel speeds with standard 18.00R33 (E4) tires. |
| Final Drives | |
|---|---|
| Differential Ratio | 2.12:1 |
| Planetary Ratio | 4.80:1 |
| Total Reduction Ratio | 10.176:1 |
| Brakes | |
|---|---|
| Brake Surface - Front | 1395 cmu00b2 (216 inu00b2) |
| Brake Surface - Rear | 40225 cmu00b2 (6235 inu00b2) |
| Brake Standards | ISO 3450:2011 |
| Body Hoists | |
|---|---|
| Pump Flow - High Idle | 413 L/min (109 gpm) |
| Relief Valve Setting - Raise | 18950 kPa (2750 psi) |
| Relief Valve Setting - Lower | 3450 kPa (500 psi) |
| Body Lower Time - Float | 10.0 seconds (approx.) |
| Body Raise Time - High Idle | 8 seconds (approx.) |
| Capacity - Dual Slope - 100% Fill Factor | |
|---|---|
| Struck | 17.6 mu00b3 (23.01 ydu00b3) |
| Heaped (SAE 2:1)* | 25.2 mu00b3 (32.9 ydu00b3) |
| Note (1) | *ISO 6483:1980 |
| Capacity - Flat Floor - 100% Fill Factor | |
|---|---|
| Struck | 17.6 mu00b3 (23.01 ydu00b3) |
| Heaped (SAE 2:1)* | 25.2 mu00b3 (32.9 ydu00b3) |
| Note (1) | *ISO 6483:1980 |
| Weight Distributions - Approximate | |
|---|---|
| Front Axle - Empty | 52 % (52 %) |
| Front Axle - Loaded | 34 % (34 %) |
| Rear Axle - Empty | 48 % (48 %) |
| Rear Axle - Loaded | 66 % (66 %) |
| Suspension | |
|---|---|
| Empty Loaded Cylinder Stroke Front | 234 mm (9.2 in) |
| Empty Loaded Cylinder Stroke Rear | 149 mm (5.9 in) |
| Rear axle - Oscillation | 8.9 u00b0 (8.9 u00b0) |
| Service Refill Capacities | |
|---|---|
| Fuel Tank | 795 l (140 gal (US)) |
| Cooling System | 154 l (40.6 gal (US)) |
| Crankcase | 90 l (24 gal (US)) |
| Differential - Final Drives | 140 l (37 gal (US)) |
| Steering Tank | 36 l (9.5 gal (US)) |
| Steering System - Including Tank | 54 l (14 gal (US)) |
| Brake/Hoist Hydraulic Tank | 176 l (46.5 gal (US)) |
| Brake Hoist System | 322 l (85 gal (US)) |
| Torque Converter - Transmission System | 61 l (16.1 gal (US)) |
| Tires | |
|---|---|
| Standard Tire | 18.00R33 (E4) |
| Note (1) | Productive capabilities of the 770G 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. |
| ROPS | |
|---|---|
| ROPS/FOPS Standards | Standards |
| ROPS Standards | ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. |
| FOPS Standards | FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. |
| Sound | |
|---|---|
| Sound Standards | Standards |
| Note (1) | The dynamic operator sound pressure level is 79.5 dB(A) when u201cISO R396:2008u201d is used to measure the value for an enclosed cab. The cab was properly installed and maintained. The test was conducted with the cab doors and the cab windows closed. |
| Note (2) | 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 | |
|---|---|
| Steering Standards | ISO 5010:2007 |
| Steer Angle | 40.5 u00b0 (40.5 u00b0) |
| Turning Diameter - Front | 17.6 m (57.7 ft) |
| Turning Circle - Clearance Diameter | 20.3 m (66.6 ft) |
Standard Equipment
- 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 (Developing Market Only)
- 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 (Developing Market Only) (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: – full air suspension – retractable 3 point seat belt with shoulder harness
- Seat, training with lap belt
- 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 cleaner 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) – Oil-cooled, multiple disc (rear) – Parking – Secondary – Service
- Transmission: – 7 speed automatic powershift – 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 13 × 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
Optional Equipment
- NOTE
- Standard and optional equipment may vary. Consult your Cat dealer for details.
- OPTIONAL EQUIPMENT
- Extended Life Brake Discs
- Cat Engine Brake
- Body heat/diverter box
- Four (4) batteries
- HID lights
- Product Link
- Backup alarm
- Heated mirrors
- Spare rims
- Body sideboards
- Fuel heater
- Ether aid
- Traction Control System (TCS)
- Coolant heater
- Auto lube
- Rear vision camera (WAVS)
- SERVICE PACKAGES
- SERVICEABILITY STANDARD – SERVICEABILITY PLUS: – Centralized grease fittings
- SERVICEABILITY STANDARD – SERVICEABILITY SUPERIOR: – Auto lube option
- PERFORMANCE PACKAGES
- PERFORMANCE PACKAGE – STANDARD: – Standard brakes front dry brakes and rear oil-cooled, multiple disc brakes. – Includes front brake disconnect switch. Utilizes rear-oil cooled, multiple disc brakes.
- PERFORMANCE PACKAGE – PLUS: – Standard Performance Package + Traction Control System
- PERFORMANCE PACKAGE – SUPERIOR: – Standard Performance Package + Traction Control System + Extended life brakes
- ENGINE ARRANGEMENTS
- Tier 2 Equivalent C15 ACERT diesel engine
- Tier 3 Equivalent C15 ACERT diesel engine
- Cat Engine Brake
- EXHAUST PACKAGES
- Muffler
- Body heat/diverter
- BODY OPTIONS
- Flat floor
- Quarry body
- Dual slope
- Steel liner option (not available on Quarry body)
- Rubber liner option
- Sideboards
- BATTERY OPTIONS
- Two batteries
- Four batteries
- LIGHTING PACKAGES
- HID option
- DISPLAYS
- Messenger display
- Languages for messenger display
- TPMS System
- OPERATOR ENVIRONMENT
- Heat
- Air conditioning
- Lights, Halogen
- Mirrors, heated
- FILTERS
- Precleaner
- PRODUCT LINK
- Product Link GSM
- Product Link GPS
- No Product Link
- OTHER OPTIONAL EQUIPMENT
- WAVS cameras
- Spare rims
- Wheel chocks
- Sound Suppression Package
- Fast fill fuel
- POWER TRAIN
- Brake wear indicator (Tier 3 and Tier 2)
- Cat engine brake
- Fluid and fuel system monitoring (Tier 3 and Tier 2)
- 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