770 (07)
770 Off-Highway Truck
Cat’s 770 40-ton payload sets the standard for haul performance in construction and quarry industries. We’ve taken the best of our rugged, dependable Off-Highway Truck lineup and integrated it with technologies that help our environment, make operators more productive, and dramatically improve the economics of haul fleets. An optimal pass match for the 770 is the Cat 986K or 988K Wheel Loader or the 374F or 390F Hydraulic Excavators. No matter your business type, the 770 is designed to help you move materials safely and efficiently through every haul.
ACHIEVE GREATER PRODUCTIVITY
BOOST FUEL EFFICIENCY
DESIGNED FOR SAFETY
WORK IN COMFORT
TECHNOLOGY THAT GETS WORK DONE
REDUCED MAINTENANCE COST AND OTHER COSTS
APPLICATION VERSATILITY
Virtual Tours
Documents & Brochures
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)
PRODUCT LINK COMMUNICATIONS
- Product Link Ready
GUARDS
- 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
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
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
ANTIFREEZE
- Extended Life Coolant to -35° C (-30° F)
Additional information
| Offering Type | |
|---|---|
| Engine Model | Cat® C15 ACERT™ |
| Rated Engine Speed | 1800 r/min ( 1800 r/min ) |
| Engine - Gross Power - SAE J1995 | 381 kW ( 511 HP ) |
| Engine - Net Power - SAE J1349 | 360 kW ( 483 HP ) |
| Engine - Net Power - ISO 9249 | 365 kW ( 476 HP ) |
| Engine - Net Power - 80/1269/EEC | 365 kW ( 489 HP ) |
| Engine Power - ISO 14396 | 377 kW ( 506 HP ) |
| Engine - Net Torque - SAE J1349 | 2280 N·m ( 1682 ft-lb ) |
| Engine - Number of Cylinders | 6 |
| Engine - Bore | 137 mm ( 5.4 in ) |
| Engine - Stroke | 171 mm ( 6.7 in ) |
| Engine - Displacement | 15.2 l ( 927.6 in³ ) |
| Engine - Note (1) | Power rating applies at 1,800 rpm when tested under the specified condition for the specified standard. |
| Engine - Note (2) | 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). |
| Engine - Note (3) | No engine derating required up to 3000 m (9,843 ft) altitude. |
| Engine - Note (4) | Meets China Nonroad Stage III emission standards equivalent to U.S. EPA Tier 3 or U.S. EPA Tier 2. |
| Weights - Approximate - Target Gross Machine Operating Weight | 71214 kg ( 157000 lb ) |
| Weights - Approximate - Chassis Weight | 24900 kg ( 54895 lb ) |
| Weights - Approximate - Body Weight | 7665 kg ( 16898 lb ) |
| Weights - Approximate - Note (1) | Chassis weight with 100% fuel, hoist, body mounting group, rims and tires. |
| Weights - Approximate - 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 ( 42.6 Sh Ton ) |
| Operating Specifications - Top Speed - Loaded* | 73.5 km/h ( 45.7 mile/h ) |
| Operating Specifications - Target Payload (100%) | 38.6 ton (US) ( 42.6 Sh Ton ) |
| Operating Specifications - Body Capacity - SAE 2:1 | 25.2 m³ ( 33 yd³ ) |
| Operating Specifications - Note | Refer to the Caterpillar 10/10/20 Overload Policy for maximum gross machine weight limitations. |
| Operating Specifications - Note (1) | Capacity with dual slope body with no liner. |
| Operating Specifications - Note (2) | *ISO 6483:1980 |
| Transmission - Forward - 1 | 11.9 km/h ( 7.4 mile/h ) |
| Transmission - Forward - 2 | 16.3 km/h ( 10.1 mile/h ) |
| Transmission - Forward - 3 | 22.1 km/h ( 13.7 mile/h ) |
| Transmission - Forward - 4 | 29.6 km/h ( 18.4 mile/h ) |
| Transmission - Forward - 5 | 40.2 km/h ( 25 mile/h ) |
| Transmission - Forward - 6 | 54.2 km/h ( 33.7 mile/h ) |
| Transmission - Forward - 7 | 73.5 km/h ( 45.7 mile/h ) |
| Transmission - Reverse | 15.6 km/h ( 9.7 mile/h ) |
| Transmission - Note | Maximum travel speeds with standard 18.00R33 (E4) tires. |
| Final Drives - Differential Ratio | 2.12:1 |
| Final Drives - Planetary Ratio | 4.80:1 |
| Final Drives - Total Reduction Ratio | 10.18:1 |
| Brakes - Brake Surface - Front | 1395 cm² ( 216 in² ) |
| Brakes - Brake Surface - Rear | 40225 cm² ( 6235 in² ) |
| Brakes - Brake Standards | ISO 3450:1996 |
| Body Hoists - Pump Flow - High Idle | 448 l/min ( 118 gal/min ) |
| Body Hoists - Relief Valve Setting - Raise | 18950 kPa ( 2750 psi ) |
| Body Hoists - Relief Valve Setting - Lower | 3450 kPa ( 500 psi ) |
| Body Hoists - Body Power Down - High Idle | 10.0 seconds (approx.) |
| Body Hoists - Body Lower Time - Float | 10.0 seconds (approx.) |
| Body Hoists - Body Raise Time - High Idle | 7.5 seconds (approx.) |
| Capacity - Dual Slope - 100% Fill Factor - Struck | 17.6 m³ ( 23.01 yd³ ) |
| Capacity - Dual Slope - 100% Fill Factor - Heaped (SAE 2:1)* | 25.2 m³ ( 32.9 yd³ ) |
| Capacity - Dual Slope - 100% Fill Factor - Note (1) | *ISO 6483:1980 |
| Capacity - Flat Floor - 100% Fill Factor - Struck | 17.6 m³ ( 23.01 yd³ ) |
| Capacity - Flat Floor - 100% Fill Factor - Heaped (SAE 2:1)* | 25.2 m³ ( 32.9 yd³ ) |
| Capacity - Flat Floor - 100% Fill Factor - Note (1) | *ISO 6483:1980 |
| Weight Distributions - Approximate - Front Axle - Empty | 51.9 % ( 51.9 % ) |
| Weight Distributions - Approximate - Front Axle - Loaded | 34.5 % ( 34.5 % ) |
| Weight Distributions - Approximate - Rear Axle - Empty | 48.1 % ( 48.1 % ) |
| Weight Distributions - Approximate - Rear Axle - Loaded | 65.5 % ( 65.5 % ) |
| Suspension - Empty Loaded Cylinder Stroke Front | 234 mm ( 9.2 in ) |
| Suspension - Empty Loaded Cylinder Stroke Rear | 149 mm ( 5.9 in ) |
| Suspension - Rear axle - Oscillation | 8.9 ° ( 8.9 ° ) |
| Service Refill Capacities - Fuel Tank | 530 l ( 140 gal (US) ) |
| Service Refill Capacities - Cooling System | 125 l ( 33 gal (US) ) |
| Service Refill Capacities - Crankcase | 38 l ( 10 gal (US) ) |
| Service Refill Capacities - Differential - Final Drives | 180 l ( 47 gal (US) ) |
| Service Refill Capacities - Steering Tank | 55 l ( 14.5 gal (US) ) |
| Service Refill Capacities - Steering System - Including Tank | 87 l ( 23 gal (US) ) |
| Service Refill Capacities - Brake/Hoist Hydraulic Tank | 145 l ( 38 gal (US) ) |
| Service Refill Capacities - Brake Hoist System | 227 l ( 60 gal (US) ) |
| Service Refill Capacities - Torque Converter - Transmission System | 64 l ( 17 gal (US) ) |
| Tires - Standard Tire | 18.00R33 (E4) |
| Tires - 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. |
| Tires - Note (2) | Caterpillar recommends the customer evaluates all job conditions and consults the tire manufacturer for proper tire selection. |
| ROPS - FOPS Standards | FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. |
| ROPS Standards | ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. |
| Sound Standards | Standards |
| Sound - Note (1) | The dynamic operator sound pressure level is 79 dB(A) when “ISO R396:2008” 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. |
| Sound - 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 Standards | ISO 5010:2007 |
| Steering - Steer Angle | 40.5 ° ( 40.5 ° ) |
| Steering - Turning Diameter - Front | 17.6 m ( 57.7 ft ) |
| Steering - Turning Circle - Clearance Diameter | 20.3 m ( 66.6 ft ) |
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