434 Backhoe Loader

New Machines, Original DNA – The first Cat® backhoe loader hit the road in 1985. The machine was co-developed by a team of designers in Illinois, U.S. and a manufacturing team in Desford, UK. The machines are still designed by experts to meet the needs of today’s operators. Every model provides reliability, power and a top-quality operator environment to see you through the toughest projects. The latest backhoe loader range is crafted from 35 years of passion, expertise and experience.

Engine

Power - Net 92hp
Power 74.4 kW

Weights

Operating Weight - Nominal 20216lb
Operating Weight - Maximum 25353lb
Ride Control 33lb
Minimum Counterweight Recommendations - Extendible Stick: Loader Bucket - GP 0lb
Minimum Counterweight Recommendations - Standard Stick: Loader Bucket - GP 0lb
Air Conditioning 71lb
Extendible Stick - Excludes Front Counterweight 448lb
Counterweights - Base 254lb
Counterweights - Maximum 254lb
Minimum Counterweight Recommendations - Extendible Stick: Loader Bucket - MP 0lb
Operating Weight 20216lb
MP Bucket (1.15 m3/1.50 yd3) - Without Fold-Over Forks 1711lb
Operating Weight - Maximum - ROPS Capacity 25353lb
Auto-Shift Transmission 240lb
Minimum Counterweight Recommendations - Standard Stick: Loader Bucket - MP 0lb
MP Bucket (1.15 m3/1.50 yd3) - With Fold-Over Forks 2150lb
Total Gross Weight Not to Exceed 25353lb
Note Machine Configuration – HRC 74.5 kW engine; standard stick hoe; standard cab with A/C; AWD standard shift transmission; 1.15 m3 MP loader bucket; 600 mm standard duty hoe bucket; 440/80R24 tires; no counterweight; 80 kg operator; full fuel tank.
Cab - ROPS/FOPS Standard

Transmission - Auto-Shift Transmission with Lock-Up Torque Converter (Optional)

Forward - 4th 12.4mile/h
Reverse - 3rd 16.8mile/h
Reverse - 1st 3.7mile/h
Forward - 3rd 7.5mile/h
Forward - 5th 16.8mile/h
Forward - 1st 3.7mile/h
Forward - 2nd 6.2mile/h
Reverse - 2nd 7.5mile/h
Forward - 6th 24.9mile/h

Axle Ratings

Rear Axle - Dynamic 20252lb
Rear Axle - Static 50627lb
Front Axle - Dynamic 20252lb
Front Axle - Static 50627lb

Hydraulic System

System Pressure - Loader 3626psi
System Pressure - Backhoe 3626psi
Pump Capacity @ 2,200 rpm 42.3gpm
Type Closed Center
Pump Type Variable-Flow, Axial Piston

Steering

AWD Cylinder, One (1) Double Acting - Rod Diameter 1.7in
AWD Cylinder, One (1) Double Acting - Stroke 4.6in
AWD Cylinder, One (1) Double Acting - Bore 3.3in
Turning Circle (28" Tires) - AWD (inner wheel not braked) - Outside Front Wheels 32.15ft
Turning Circle (28" Tires) - AWD (inner wheel not braked) - Outside Widest Loader Bucket 41.34ft
Type Front Wheel
Power Steering Hydrostatic

Service Refill Capacities

Rear Axle - Planetaries 0.4gal (US)
Cooling System - A/C 4.6gal (US)
Engine Oil - With Filter 2.4gal (US)
Diesel Exhaust Fluid 5gal (US)
Hydraulic Tank 11.1gal (US)
Rear Axle 4.2gal (US)
Fuel Tank 42.3gal (US)
Hydraulic System 25.1gal (US)
Front Axle - Planetaries 0.4gal (US)
Front Axle 3.7gal (US)

Service Refills Capacities

Transmission (Standard Shift) 4.8gal (US)
Transmission (Powershift/Autoshift) 5gal (US)

Engine - EU Stage V (Standard)

Net Torque - SAE J1349 322lb/ft
Displacement 220in³
Note (2) No derating required up to 3048 m altitude. Auto derate protects hydraulic and transmission systems.
Bore 3.86in
Note (1) Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, muffler and alternator.
Torque Rise (net) 48% @ 1,500 rpm
Stroke 4.72in
Emissions Meets EU Stage V emission standards.
Engine C3.6 74.4 kW Electronic Turbo Intercooled
Ratings at 2,200 rpm - Engine Power ISO 14396:2002 74 kW/101 hp
Net Power Rating @ 2,200 rpm - SAE J1349:2011 68 kW/92 hp
Note (3) Advertised power is tested per the specified standard in effect at the time of manufacture.
Ratings at 2,200 rpm - Gross Power SAE J1995:2014 76 kW/103 hp
Net Power Rating @ 2,200 rpm - ISO 9249:2007 68 kW/92 hp

Backhoe Digging Depth

Dig Depth 4827 mm/5748 mm (E-Stick)

Loader Performance

Breakout Force 13646lbf

Operator Station

Controls Mechanical Loader; Mechanical Hoe (Pilot Hoe Optional)

Transmission

Note Travel speeds of backhoe loader at full throttle, when equipped with 440/80-28 rear tires.

Transmission - Standard Shift Transmission (Standard)

Forward - 4th 24.9mile/h
Forward - 2nd 5.6mile/h
Reverse - 1st 3.7mile/h
Reverse - 3rd 13mile/h
Reverse - 2nd 5.6mile/h
Forward - 3rd 13mile/h
Reverse - 4th 24.9mile/h
Forward - 1st 3.7mile/h

Transmission - Powershift Transmission (Optional)

Forward - 2nd 6.2mile/h
Reverse - 3rd 16.8mile/h
Forward - 4th 24.9mile/h
Reverse - 2nd 7.5mile/h
Reverse - 1st 3.7mile/h
Forward - 3rd 12.4mile/h
Forward - 1st 3.7mile/h

Transmission - Auto-Shift Transmission (Optional)

Forward - 3rd 7.5mile/h
Forward - 1st 3.7mile/h
Forward - 2nd 6.2mile/h
Forward - 6th 24.9mile/h
Reverse - 1st 3.7mile/h
Forward - 5th 16.8mile/h
Forward - 4th 12.4mile/h
Reverse - 3rd 16.8mile/h
Reverse - 2nd 7.5mile/h

Standard Equipment

  • Cab Rops And Fops
    • Cab, Standard
  • Tires/steering/brakes
    • All Wheel Drive
    • All Wheel Steer
    • 100% Differential Lock
    • Hydraulic Boosted Brakes
    • Tires 24 inch
  • Engine/transmission
    • Engine, C3.6 74.4 kW
    • Battery, 750 CCA, Standard
    • Hinged Radiator Pack
    • Standard Mode
    • Transmission Neutralizer
    • Transmission, Four Speed Standard Shift
  • Controls
    • Controls, Mechanical Levers
    • Power Steering, Hydrostatic
  • Electrical
    • Display Screen, Soft Key
    • Product Link Cellular
    • Reversing Alarm
    • Stabilizer Alarm
  • Hydraulics
    • Variable Displacement Piston Pump
    • Side Shift Lock
    • Hydraulic Oil Cooler
    • Loader Kickout, Float
    • Loader Kickout, Return to Dig
  • Booms, Sticks And Linkages
    • Stick Standard, 4.3 m
    • Transport Lock, Swing
    • Transport Lock, Boom
  • Other Attachments
    • External Tool Box
    • Transport Tie Downs

Optional Equipment

  • Cab Rops And Fops
    • Cab, Deluxe
  • Tires/steering/brakes
    • Tires 28 inch
  • Engine/transmission
    • Battery, 750 CCA, Heavy Duty
    • Auto Idle
    • Eco Mode
    • Standard + Mode
    • Engine Block Heater
    • Transmission, Four Speed Powershift
    • Transmission, Six Speed Autoshift
    • Transmission, Six Speed Autoshift with Lock-Up Torque Converter
  • Controls
    • Controls, Pilot Hoe Joysticks
    • Pattern Selector (ISO/SAE)
  • Electrical
    • Display Screen, Touchscreen
    • Product Link, Dual Mode (cellular and satellite)
    • Beacon, Rotating
    • Beacon, Strobe
  • Hydraulics
    • Hydraulic Quick Disconnects
    • Hydraulic Lines, One Way
    • Hydraulic Lines, Two Way
    • Powered Side Shift
    • Ride Control
    • Continuous Flow
    • Programmable Auxiliary Flow
  • Booms, Sticks And Linkages
    • Stick Extending, 4.3 m
    • Hoe Quick Coupler, Mechanical
    • Hoe Quick Coupler, Hydraulic
    • Loader Quick Coupler, Hydraulic
  • Other Attachments
    • Counterweight, 115 kg
    • Counterweight, 240 kg
    • Counterweight, 460 kg
    • Front Fenders
    • Street Pads, Stabilizers