450 Backhoe Loader

Standard Stick - MP Loader Bucket - 4WD
no counterweight
Turning Circle - (inner wheel not braked) - Outside Front Wheels
26.8 ft
Net Peak Torque SAE J1349
307 ft·lbf
Note
Requires ultra-low sulfur fuel less than or equal to 15 ppm fuel sulfur

Counterweights - Front - Minimum Recommendations

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

Steering

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°
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

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
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

Service Refill Capacities

Note
Requires ultra-low sulfur fuel less than or equal to 15 ppm fuel sulfur
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)

Tires

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

Axle Ratings

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

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

Hydraulic System

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
System Pressure - Backhoe
3800psi

Transmission

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
Note
Travel speeds of two wheel drive backhoe loader at full throttle, when equipped with 21×24 rear tires.

Backhoe

Dig Depth - Standard
17ft

Standard 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:

  • 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.