773G (Tier 4)

Heavy Equipment

773G (Tier 4)

Nominal Payload Class (100%)
61 ton (US) / 55.3 t
Top Speed - Loaded
41.6 mile/h / 66.9 km/h
Rated Engine Speed
1800 r/min

G Series represents a new era for the 773, and with your long-term success as our goal, we've developed this truck to be more productive and economical. It offers your operators the confidence, comfort and control to run at peak efficiency, and it can feed your crushers and haul material at a lower cost per ton. When you also consider its performance and fuel efficiency, the 773G is the right truck for our generation.

Engine
Engine Model Cat® C27 ACERT™
Rated Engine Speed 1800 r/min
Gross Power - SAE J1995 775 HP / 578 kW
Net Power - SAE J1349 717 HP / 534 kW
Net Power - 80/1269/EEC 724 HP / 540 kW
Net Power - ISO 9249 724 HP / 540 kW
Bore 5.4 in / 137 mm
Stroke 6 in / 152 mm
Displacement 1648 in³ / 27 C
Engine Power - ISO 14396 762 HP / 568 kW
Net Torque 2944 ft-lb / 3992 N·m
Peak Torque - Speed 1200 r/min
Weights - Approximate
Maximum Gross Vehicle Weight 226503 lb / 102740 kg
Operating Specifications
Nominal Payload Class (100%) 61 ton (US) / 55.3 t
Top Speed - Loaded 41.6 mile/h / 66.9 km/h
Body Capacity - SAE 2:1 46.75 yd³ / 35.75 m³
Maximum Working Payload (110%) 67 ton (US) / 60.8 ton (US)
Not to Exceed Payload (120%)* 73.1 ton (US) / 66.3 ton (US)
Transmission
Forward - 1 6.6 mile/h / 10.6 km/h
Forward - 2 9.3 mile/h / 15 km/h
Forward - 3 12.6 mile/h / 20.3 km/h
Forward - 4 16.8 mile/h / 27 km/h
Forward - 5 22.8 mile/h / 36.7 km/h
Forward - 6 30.7 mile/h / 49.4 km/h
Forward - 7 41.6 mile/h / 66.9 km/h
Reverse 8.7 mile/h / 14 km/h
Final Drives
Differential Ratio 3.64:1
Planetary Ratio 4.80:1
Total Reduction Ratio 17.49:1
Brakes
Brake Surface - Front 257 in² / 655 cm²
Brake Surface - Rear 9497 in² / 61269 cm²
Brake Standards ISO 3450:1996
Body Hoists
Pump Flow - High Idle 118 gal/min / 448 l/min
Relief Valve Setting - Raise 2502 psi / 17250 kPa
Relief Valve Setting - Lower 500 psi / 3450 kPa
Body Raise Time - High Idle 10 s
Body Lower Time - Float 14 s
Body Power Down - High Idle 14 s
Capacity - Dual Slope - 100% Fill Factor
Struck 35.13 yd³ / 26.86 m³
Heaped 2:1 (SAE) 46.76 yd³ / 35.75 m³
Capacity - Flat Floor - 100% Fill Factor
Struck 34.33 yd³ / 26.25 m³
Heaped 2:1 (SAE) 46.41 yd³ / 35.49 m³
Weight Distributions - Approximate
Front Axle - Empty 53 %
Front Axle - Loaded 35 %
Rear Axle - Empty 47 %
Rear Axle - Loaded 65 %
Suspension
Rear axle - Oscillation 8.1 °
Empty Loaded Cylinder Stroke Front 9.2 in / 234 mm
Empty Loaded Cylinder Stroke Rear 5.8 in / 149 mm
Service Refill Capacities
Fuel Tank 210 gal (US) / 795 C
Cooling System 45 gal (US) / 171 C
Differential - Final Drives 38 gal (US) / 145 C
Steering Tank 9.5 gal (US) / 36 C
Steering System - Including Tank 14 gal (US) / 54 C
Brake Hoist System 85 gal (US) / 322 C
Brake/Hoist Hydraulic Tank 46.5 gal (US) / 176 C
Crankcase 24 gal (US) / 90 C
Torque Converter - Transmission System - HRC 18 gal (US) / 70 C
Torque Converter - Transmission System - LRC 16 gal (US) / 61 C
Tires
Standard Tire 24.00R35 (E4)
ROPS
ROPS/FOPS Standards Standards
Sound
Sound Standards Standards
Steering
Turning Diameter - Front 77.1 ft / 23.5 m
Steering Standards SAE J1511 FEB94 ISO 5010:1992
Steer Angle 31 °
Turning Circle - Clearance Diameter 85.6 ft / 26.1 m

Standard Equipment

  • POWER TRAIN
    • Cat C27 ACERT Tier 4 Final diesel engine: - Air cleaner with precleaner (2) - Air-To-Air Aftercooler (ATAAC) - Electric start - Engine idle shutdown - Ether starting aid - Exhaust muffler
    • For Tier 4 regions only (U.S./Canada): - Aftertreatment system: • NOx Reduction System (NRS) • Diesel Oxidation Catalyst (DOC) - Demand fan - MEUI-C fuel system
    • Braking system: - Automatic Retarder Control (ARC) - Manual retarder (utilizes rear oil cooled, multiple disc brakes) - Brake release motor (towing) - Dry disc brakes (front) - Front brake disconnect switch (front) - Oil-cooled multiple disc brakes (rear) - Brake wear indicator (rear) - Parking brake - Secondary brake - Service brake
    • Transmission: - 7 speed automatic powershift with: • Electronic Clutch Pressure Control (ECPC) • Advanced Productivity Electronic Control Strategy (APECS) - Automatic neutral idle - Autostall - Second gear start
  • SUSPENSION SYSTEMS
    • Suspension, front and rear
  • ELECTRICAL
    • Alarm backup
    • Alternator, 120 Amp
    • Autolube power supply ready
    • Batteries, maintenance-free, 12V (2), 1,400 CCA combined
    • Electrical system, 25 Amp, 24V to 12V converter
    • Lighting system: - Backup light (halogen) - Directional signals/hazard warning (front and rear LED) - Engine compartment light - Headlights, (halogen) with dimmer - Operator access courtesy lights - Side profile lights - Stop/tail lights (LED)
    • Service center containing: - Battery jump start - Breakers with spare fuses - Lock out switch - Ports, ET and VIMS - Service lockout switch (power without engine start)
  • TECHNOLOGY PRODUCTS
    • Economy Modes, standard and adaptive
    • Product Link, cellular or satellite
    • Traction Control System (TCS)
    • Truck Production Management System (TPMS)
    • Vital Information Management System (VIMS)
  • OPERATOR ENVIRONMENT
    • Advisor display: - Fluid level monitoring - Fuel level monitoring - Display languages (market based)
    • Air conditioning/heat
    • Automatic temperature control
    • Ashtray and cigarette lighter
    • Coat hook
    • Cup holders (4)
    • Diagnostic connection port, 24V
    • Entertainment radio ready: - 5 amp converter - Speakers - Antenna - Wiring harness
    • Foot rest
    • Gauges/indicators: - Brake oil temperature gauge - Coolant temperature gauge - Engine overspeed indicator - Fuel level - Hour meter - Speedometer with odometer - Tachometer - Transmission gear indicator
    • Hoist lever
    • Horn
    • Light - courtesy
    • Light - dome
    • Mirrors, non-heated
    • Power port, 24V and 12V (2)
    • Rollover Protection (ROPS)/Falling Object Protection (FOPS)
    • Seat, Cat Comfort Series III: - 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
    • Throttle lock
    • Window, hinged, right side (emergency exit)
    • Window, powered, left side
    • Windshield wiper intermittent and washer
  • GUARDS
    • Driveline
    • Engine crankcase
    • Fan
  • FLUIDS
    • Antifreeze
    • Extended life coolant to -34° C (-30° F)
    • Grouped ground-level filters
  • OTHER STANDARD EQUIPMENT
    • Body down indicator
    • Body safety pin (secures body in up position)
    • Center mounted rims
    • Fuel tank, 795 L (210 gal)
    • Ground level battery disconnect
    • Ground level engine shutdown
    • Ground level grease fittings
    • Operator Maintenance Manual (OMM)
    • Rims 17 × 35
    • Rock ejectors
    • Secondary steering (electric)
    • Tie down eyes
    • Tow hooks (front)/tow pin (rear)
    • Vandalism protection locks
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