770 Off-Highway Truck
At a Glance
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Overview
Top Performance. Developed specifically for construction, mining and quarry applications, the 770 optimizes demands for lower cost per ton. Reliable, Durable Operation. Rugged construction and easy maintenance procedures ensure long life with low operating costs.
Operating Specifications
+ -Nominal Payload Class (100%) | 40ton (US) |
Top Speed - Loaded | 46.5mile/h |
Maximum Capacity | 40ton (US) |
Target Payload Capacity | 40ton (US) |
Body Capacity - SAE 2:1 | 32.8yd³ |
Engine
+ -Engine Model | Cat® C15 ACERT™ |
Rated Engine Speed | 1800r/min |
Gross Power - SAE J1995:2014 | 511hp |
Net Power - SAE J1349:2011 | 476hp |
Net Power - 80/1269/EEC | 476hp |
Number of Cylinders | 6 |
Bore | 5.4in |
Stroke | 6.7in |
Displacement | 927.6in³ |
Net Power - ISO 9249:1997 | 476hp |
Peak Torque | 1711lb/ft |
Weights - Approximate
+ -Target Gross Machine Operating Weight | 157000lb |
Chassis Weight | 53380lb |
Body Weight | 22110lb |
Capacity - Dual Slope - 100% Fill Factor
+ -Struck | 21.5yd³ |
Heaped 2:1 (SAE) | 32.8yd³ |
Capacity - Flat Floor - 100% Fill Factor
+ -Struck | 21.5yd³ |
Heaped 2:1 (SAE) | 32.8yd³ |
Weight Distributions - Approximate
+ -Front Axle - Empty | 48% |
Front Axle - Loaded | 34% |
Rear Axle - Empty | 52% |
Rear Axle - Loaded | 66% |
Transmission
+ -Forward - 1 | 7.5mile/h |
Forward - 2 | 10.3mile/h |
Forward - 3 | 14mile/h |
Forward - 4 | 18.8mile/h |
Forward - 5 | 25.4mile/h |
Forward - 6 | 34.3mile/h |
Forward - 7 | 46.5mile/h |
Reverse | 9.9mile/h |
Final Drives
+ -Differential Ratio | 2.74:1 |
Planetary Ratio | 4.80:1 |
Total Reduction Ratio | 13.15:1 |
Brakes
+ -Brake Surface - Front | 216in² |
Brake Surface - Rear | 6235in² |
Brake Standards | ISO 3450: 1996 |
Service Refill Capacities
+ -Fuel Tank | 140gal (US) |
Cooling System | 30gal (US) |
Differential - Final Drives | 22gal (US) |
Steering Tank | 9gal (US) |
Steering System - Including Tank | 15gal (US) |
Brake / Hoist / Fan Hydraulic Tank | 35gal (US) |
Brake/Hoist/Fan System (Tank) | 73gal (US) |
Crankcase | 9gal (US) |
Transmission - Torque Converter System - Including Sump | 19gal (US) |
Transmission - Torque Converter Sump | 14gal (US) |
Body Hoists
+ -Pump Flow - High Idle | 136gal/min |
Relief Valve Setting - Raise | 2500psi |
Relief Valve Setting - Lower | 500psi |
Body Raise Time - High Idle | 9.5s |
Body Lower Time - Float | 12.5s |
Body Power Down - High Idle | 12.5s |
Suspension
+ -Effective Cylinder Stroke - Front | 9.2in |
Effective Cylinder Stroke - Rear | 5.9in |
Rear axle - Oscillation | 5.4° |
Dimensions
+ -Height - Top of ROPS | 12.83ft |
Overall Body Length | 26.81ft |
Inside Body Length | 18.21ft |
Overall Length | 28.67ft |
Wheel Base | 13ft |
Rear Axle - Tail | 8.5ft |
Ground Clearance | 2.23ft |
Dump Clearance | 1.52ft |
Loading Height - Empty | 10.24ft |
Inside Body Depth - Maximum | 4.35ft |
Overall Height - Body Raised | 27.17ft |
Operating Width | 15.59ft |
Centerline Front Tire Width | 10.2ft |
Engine Guard Clearance | 2.21ft |
Overall Canopy Width | 13ft |
Inside Body Width | 12.13ft |
Front Canopy Height | 13.58ft |
Rear Axle - Clearance | 1.67ft |
Centerline of Rear Dual Tire Width | 8.32ft |
Overall Tire Width | 12.12ft |
Tires
+ -Standard Tire | 18.00R33 (E4) |
ROPS
+ -ROPS/FOPS Standards | . |
Sound
+ -Sound Standards | . |
Steering
+ -Steering Standards | ISO 5010:1992 |
Steer Angle | 40° |
Standard Equipment:
Operator Environment
+ --
Air conditioning
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Ashtray and cigarette lighter
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Coat hook
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Cup holders (4)
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Diagnostic connection port, 24V
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Entertainment Radio Ready
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Gauges/indicators:
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Heater/defroster, (11.070 kCal/43,930 BTU)
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Hoist lever
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Horn, electric
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Light, dome/courtesy
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Messenger display unit
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Mirrors
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Power port, 12V
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ROPS cab, insulated/sound suppressed
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Seat, Caterpillar Comfort
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Seat, training with lap belt
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Steering wheel, padded, tilt and telescopic
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Storage compartment
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Sun visor, tinted glass
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Throttle lock
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Windshield wiper (intermittent) and washer
Power Train
+ --
Cat C15 Engine with ACERT® Technology
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Braking system:
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Transmission:
Antifreeze
+ --
Extended Life Coolant to -35°C (-30°F)
Electrical
+ --
Alarm, backup
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Alternator, 95-amp
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Auxiliary jump start receptacle
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Batteries, maintenance-free, 12V (2), 190 amp-hour
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Electrical system, 24V
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Lighting system:
Product Link Communications
+ --
Product Link Ready
Guards
+ --
Engine crankcase
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Driveline
Suspension System
+ --
Suspension, front/rear (European Union compliant)
Other Standard Equipment
+ --
Body mounting group (flat floor or dual slope body)
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Body safety pin (secures body in up position)
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Body down indicator
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CD-ROM parts book
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Fan, hydraulic demand
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Fuel tank, 530 L (140 gal)
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Ground level battery disconnect
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Ground level engine shutdown
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Ground level grease fittings
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Reservoirs (separate):
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Rims, 13 x 33 in
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Rock ejectors
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Service platform, left/right side
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Supplemental steering (automatic)
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Tie down eyes
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Tow hooks, front
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Tow pin, rear
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Vandalism protection locks
Optional Equipment:
Optional Body Systems:
+ -Body Liner, Dual Slope/Flat Floor, Steel, 8 mm, 16 mm, 20 mm, or 25 mm
Body Liner, Dual Slope/Flat Floor, Rubber, High Impact