Cat Backhoe Loaders:

450 Backhoe Loader

450 Backhoe Loader
Note
Travel speeds of two wheel drive backhoe loader at full throttle, when equipped with 21×24 rear tires.
System Pressure - Backhoe
3800 psi
Cooling System with Air Conditioning
4.4 gal (US)
Front Axle (4WD)
2.9 gal (US)

The Cat® 450 Backhoe Loader delivers improved machine performance, a superior hydraulic system, improved operator controls and ergonomics, and overall versatility.



Product Specs

  • Transmission

  • Note
    Travel speeds of two wheel drive backhoe loader at full throttle, when equipped with 21×24 rear tires.
    Power Shuttle Transmission - Forward 3rd
    13mile/h
    Power Shuttle Transmission - Reverse 4th
    23mile/h
    Power Shuttle Transmission - Forward 1st
    3.4mile/h
    Power Shuttle Transmission - Reverse 2nd
    5.5mile/h
    Power Shuttle Transmission - Forward 2nd
    5.5mile/h
    Power Shuttle Transmission - Reverse 3rd
    13mile/h
    Power Shuttle Transmission - Reverse 1st
    3.4mile/h
    Power Shuttle Transmission - Forward 4th
    23mile/h
  • Hydraulic System

  • System Pressure - Backhoe
    3800psi
    Pump Type
    Variable Flow, Axial Piston
    Pump Capacity at 2,200 rpm
    58.1gal/min
    System Pressure - Loader
    3800psi
    System Pressure - Hitch/Box Scraper
    2973psi
    Type
    Closed Center
  • Service Refill Capacities

  • Cooling System with Air Conditioning
    4.4gal (US)
    Front Axle (4WD)
    2.9gal (US)
    Fuel Tank
    42.3gal (US)
    Diesel Exhaust Fluid (DEF)
    5gal (US)
    Rear Axle - Planetaries
    0.4gal (US)
    Front Axle (4WD) - Planetaries
    0.2gal (US)
    Transmission - Power Shuttle - 2WD
    4gal (US)
    Transmission - Power Shuttle - 4WD
    4gal (US)
    Engine Oil - With Filter
    2.3gal (US)
    Rear Axle
    4.4gal (US)
    Hydraulic System
    23.8gal (US)
    Hydraulic Tank
    10.6gal (US)
    Note
    Requires ultra-low sulfur fuel less than or equal to 15 ppm fuel sulfur
  • Steering

  • Stroke
    9.29in
    Rod Diameter
    1.65in
    Turning Circle (inner wheel not braked) - Outside Widest Loader Bucket
    37.75ft
    Turning Circle (inner wheel not braked) - Outside Front Wheels
    27.55ft
    Note
    AWD cylinder, one (1) double-acting.
    Bore
    3.35in
    Power Steering
    Hydrostatic HMU
    Type
    Front Wheel
    Turning Circle - (inner wheel not braked) - Outside Front Wheels
    26.8ft
    Turning Circle - (inner wheel not braked) - Outside Widest Loader Bucket
    36ft
    Axle Oscillation
    11°
  • Axle Ratings

  • Rear Axle - Static
    47756lb
    Rear Axle - Dynamic
    19103lb
    Front Axle (4WD) - Dynamic
    20233lb
    Front Axle (4WD) - Static
    50582lb
    Front Axle, AWD - Dynamic
    20225lb
  • Backhoe

  • Dig Depth - Standard
    17ft
  • Counterweights - Front - Minimum Recommendations

  • Standard Stick - MP Loader Bucket - 4WD
    no counterweight
    Standard Stick - GP Loader Bucket - 4WD
    255lb
  • Engine

  • Net Peak Torque SAE J1349
    307ft·lbf
    Emissions
    Engine meets U.S. EPA Tier 4 Final emission standards.
    Note
    No derating required up to 2286 m (7,500 ft).
    Net Power - SAE J1349
    131HP
    Bore
    4.13in
    Stroke
    5in
    Displacement
    268in³
    Rated Net Power - 2,200 rpm - SAE J1349
    68HP
    Net Torque Rise - 1,200 rpm
    88%
    Net Peak Power - 1,800 rpm - SAE J1349
    72HP
    Gross Power - SAE J1995
    74HP
    Net Peak Power - 1,800 rpm - ISO 9249
    73HP
    Rated Net Power - 2,200 rpm - ISO 9249
    68HP
    Net Peak Power - 1,800 rpm - EEC 80/1269
    73HP
    Rated Net Power - 2,200 rpm - EEC 80/1269
    69HP
    Net Torque Rise - 1,400 rpm - SAE J1349
    400ft·lbf
    Gross Power - ISO 14396
    74HP
    Net Torque Rise - 1,400 rpm
    29%
    Engine Model
    C4.4 ACERT 106 kW (143 hp) Electronic – Turbo Intercooled
  • Tires

  • Standard Configuration of Front/Rear Tires
    Front: 12.5 80/16.9; Rear: 16.9-24
  • Weights

  • Operating Weight - Maximum
    29321lb
    Cab - ROPS/FOPS
    359lb
    Air Conditioning
    101lb
    Front Counterweight - Counterweights - Option 2
    530lb
    Operating Weight - Maximum - ROPS Capacity
    29321lb
    Note (1)
    *Machine equipped with 15-19.5 12 ply front and 21L-24 16 ply rear, AWD, OROPS, 1.34 m³ (1.75 yd³) general purpose bucket with bolt-on cutting edge, standard stick, 610 mm (24"") heavy-duty backhoe bucket.
    MP Bucket (1.00 m3/1.31 yd3) - With Fold-Over Forks
    2018lb
    Note (4)
    HD = Heavy Duty
    Note (2)
    GP = General Purpose
    Counterweight
    2147lb
    MP Bucket (1.00 m3/1.31 yd3) - Without Fold-Over Forks
    3622lb
    Front Counterweight - Counterweights - Option 1
    255lb
    Note (3)
    MP = Multi Purpose
    Rear Counterweight
    198lb
    Front Counterweight - Counterweights - Option 3
    1015lb
  • Loader Bucket

  • Dig Depth - Standard
    3in

Equipment

  • Standard Equipment
    • 5185 mm (17 ft) center pivot excavator style backhoe
    • Adjustable auxiliary flow controls, loader and backhoe
    • Air cleaner
    • Alarm, back-up
    • Alternator, 150 amp
    • Audible system fault alarm
    • Automatic Engine Speed Control (AESC)
    • Autoshift transmission with six (6) forward and three (3) reverse gears and neutral safety switch
    • Backhoe Safety Manual
    • Battery Box, external, lockable
    • Battery disconnect switch
    • Battery, maintenance-free, 1,000 CCA
    • Boom transport lock
    • Brace, lift cylinder
    • Brake, SAHR secondary parking
    • Brakes, hydraulically boosted, oil disc, dual pedals, interlocking
    • Canopy, ROPS/FOPS
    • Cat cushion swing system
    • CD-ROM Parts Manual
    • Coat restraint
    • Coolant/antifreeze, extended life
    • Counterweight, bumper, 974 kg (2,147 lb)
    • Diagnostic port for engine, machine and gauge cluster Electronic Control Modules
    • Differential lock, loader joystick
    • Dome light (cab only)
    • Engine enclosure, sound suppression removal panels
    • Engine, Cat C4.4 ACERT (Direct Injection Turbocharged), meets Tier 4 Final/Stage IV emission standards, selective catalyst reduction, diesel oxidation catalyst (DOC)
    • Face seals, O-ring
    • Fan, suction and guard
    • Fast reversing shuttle, all gears
    • Fenders, rear
    • Filters, bowl and cartridge: fuel, hydraulic fluid
    • Filters, spin-on: engine oil, transmission oil, water separator
    • Flashing hazards/signal lights
    • Floor mat
    • Four Wheel Drive/Brake Mode Selector
    • Fuel tank, fully enclosed
    • Fully hinged front grill for cooling package cleaning access
    • Ground level fuel fill and DEF fill
    • Guard, boom protection plate
    • Guards, stabilizer, rock
    • Hammer cup
    • High ambient cooling package
    • Hood lock, inside cab
    • Hydraulic hose, XT
    • Hydraulic oil cooler
    • Hydraulic oil level sight gauge
    • Hydraulic valves, backhoe six (6) function
    • Hydraulic valves, loader three (3) function
    • Hydraulics, load sensing with variable displacement piston pump and flow sharing valve
    • Indicator lights: hydraulic implement lockout, hydraulic filter bypass, water in fuel, operator presence, remote dial throttle active, air filter blocked, engine warning, machine locked (if equipped), warning lamp, emissions module malfunction, low battery/charging system warning, high hydraulic oil temperature; LCD warnings: engine oil pressure, service due, high coolant temperature, auto idle shutdown, high torque converter temperature
    • Instrument panel lights
    • Joystick controls: electrohydraulic controls with pattern changer valve
    • Key start/stop system
    • LCD operator screen
    • Lights, working (four [4] front, four [4] rear)
    • Loader joystick, self-leveling, return-to-dig, transmission disconnect switch, Forward/Neutral/Reverse Switch, MP Auxiliary roller
    • Loader, single tilt
    • Machine Security System integrated into LCD operator display
    • Mirror, rearview
    • One-touch low idle
    • Open circuit breather
    • Operations and Maintenance Manual
    • Pattern changer, in cab
    • Power receptacle, 12 volt, one (1) internal + one (1) USB, two (2) external
    • Product Link
    • Radio ready (Cab)
    • Ride Control
    • Rubber impact strips on radiator guards
    • Seat belt, retractable, 51 mm (2 in)
    • Seat mounted controls
    • Seat, air suspension with armrest
    • Stabilizer shoes, reversible
    • Stabilizers, electrohydraulic, auto-up function
    • Starting system, glow plugs
    • Steering knob
    • Steering, hydrostatic
    • Stop and tail lights
    • Storage compartment (Cab/Canopy), lockable
    • Storage tray, electronics and miscellaneous items
    • Swing transport lock
    • Throttle, hand and foot, electronic
    • Tilt steering wheel (Canopy), Tilt/telescoping (Cab)
    • Tire Valve Stem Protection
    • Tires
    • Torque converter
    • Transmission neutralizer switch
    • Transport tie-downs
    • Vandalism locks, four (4)
    • Vandalism protection, gauge cover (Canopy)
    • Warning horn, electric
  • Optional Equipment
    • Battery, additional, 1,000 CCA
    • Cab, deluxe with air conditioning
    • Cold weather fuel (–30° C/–22° F)
    • Cold weather package, including additional battery, engine block heater, radiator antifreeze, cold weather fuel (–30° C/–22° F) and mounting for an ether bottle
    • Fenders, front with integral steps
    • Guard, stabilizer, stab leg bottom
    • Hydraulic lines, combined function auxiliary
    • Hydraulic valves, loader quick coupler
    • Lights, LED work lights, wide and spot
    • Loader, Quick Coupler
    • Quick Coupler, backhoe, hydraulic, dual lock
    • Radio and CD player, Bluetooth®
    • Rotating beacon, magnetic mount
    • Seat belt, 75 mm (3 in)
    • Seat, heated
    • Stick, extendible
    • Work Tool Attachments such as buckets, flip over forks, hammers and vibratory plate compactors. See your Cat dealer for more information.

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