450 Backhoe Loader
At a Glance
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Overview
The Cat® 450 Backhoe Loader delivers improved machine performance, a superior hydraulic system, improved operator controls and ergonomics, and overall versatility.
Engine
+ -| Net Power - SAE J1349 | 131HP |
| Bore | 4.13in |
| Stroke | 5in |
| Displacement | 268in³ |
| Ratings at 2,200 rpm - Gross Power ISO 14396 | 143HP |
| Net Power - 2,200 rpm - SAE J1349 | 68HP |
| Net Peak Power Rating - SAE J1349 | 134HP |
| Net Power Rating at 2,200 rpm - SAE J1349 | 131HP |
| Net Peak Power Rating - ISO 9249 | 134HP |
| 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 |
| Ratings at 2,200 rpm - Gross Power SAE J1995 | 146HP |
| Net Torque Rise - 1,400 rpm - SAE J1349 | 400ft·lbf |
| Gross Power - ISO 14396 | 74HP |
| Net Torque Rise - 1,400 rpm | 29% |
| Power Rating Conditions - No De-Rating Required Up To | 7500ft |
| Net Power Rating at 2,200 rpm - ISO 9249 | 131HP |
| Engine Model | C4.4 ACERT 106 kW (143 hp) Electronic – Turbo Intercooled |
| 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). |
Backhoe
+ -| Dig Depth - Standard | 17ft |
Weights
+ -| Operating Weight - Maximum | 29321lb |
| Cab - ROPS/FOPS | 359lb |
| Air Conditioning | 101lb |
| Front Counterweight - Counterweights - Option 2 | 530lb |
| Operating Weight - Estimated* | 24039lb |
| Backhoe Quick Coupler | +151 kg (+333 lb) |
| Note (5) | ED = Extreme Duty |
| 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. |
| Cab, ROPS/FOPS | +243 kg (+536 lb) |
| Loader Bucket - 1.34 m³ (1.75 yd³) GP (Hook-On) | –150 kg (–331 lb) |
| MP Bucket (1.00 m3/1.31 yd3) - With Fold-Over Forks | 2018lb |
| Loader Bucket - 1.34 m³ (1.75 yd³) MP ED (Hook-On) | +160 kg (+353 lb) |
| Note (4) | HD = Heavy Duty |
| Note (2) | GP = General Purpose |
| Counterweight | 2147lb |
| Loader Bucket - 1.34 m³ (1.75 yd³) MP HD (Hook-On) | +85 kg (+187 lb) |
| MP Bucket (1.00 m3/1.31 yd3) - Without Fold-Over Forks | 3622lb |
| Loader Bucket - 1.34 m³ (1.75 yd³) MP ED (Pin-On) | +290 kg (+639 lb) |
| Loader Bucket - 1.34 m³ (1.75 yd³) MP HD (Pin-On) | +214 kg (+472 lb) |
| Loader Bucket - 1.53 m³ (2.0 yd³) GP (Pin-On) | +80 kg (+176 lb) |
| Front Counterweight - Counterweights - Option 1 | 255lb |
| Loader Bucket - 1.53 m³ (2.0 yd³) GP (Hook-On) | –73 kg (–162 lb) |
| Extendible Stick | +338 kg (+745 lb) |
| Loader Quick Coupler | +250 kg (+551 lb) |
| Note (3) | MP = Multi Purpose |
| Rear Counterweight | 198lb |
| Front Counterweight - Counterweights - Option 3 | 1015lb |
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 |
Loader Bucket
+ -| Dig Depth - Standard | 3in |
Transmission
+ -| Autoshift Transmission - Forward - 6th | 25.2mile/h |
| Autoshift Transmission - Reverse - 3rd | 16.9mile/h |
| Power Shuttle Transmission - Forward 3rd | 13mile/h |
| Autoshift Transmission - Reverse - 2nd | 7.8mile/h |
| Autoshift Transmission - Forward - 5th | 16.9mile/h |
| Power Shuttle Transmission - Reverse 4th | 23mile/h |
| Power Shuttle Transmission - Forward 1st | 3.4mile/h |
| Autoshift Transmission - Forward - 4th | 12.3mile/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 |
| Autoshift Transmission - Forward - 1st | 3.7mile/h |
| Autoshift Transmission - Forward - 2nd | 6mile/h |
| Autoshift Transmission - Reverse - 1st | 3.7mile/h |
| Autoshift Transmission - Forward - 3rd | 7.8mile/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. |
Service Refill Capacities
+ -| Rear Axle (Center Housing) | 5gal (US) |
| Cooling System with Cab Heater | 6gal (US) |
| Cooling System with Air Conditioning | 4.4gal (US) |
| Front Axle (4WD) | 2.9gal (US) |
| Transmission (Autoshift) - AWD, Autoshift | 4.8gal (US) |
| Hydraulic Tank (Nominal) | 14.3gal (US) |
| Fuel Tank | 42.3gal (US) |
| Front Axle (Center Housing) | 2.9gal (US) |
| Planetaries | 0.2gal (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) |
| Hydraulic System (Minimum) | 34.4gal (US) |
| Transmission - Power Shuttle - 4WD | 4gal (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 |
| Engine Oil - With Filter | 2.3gal (US) |
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 - Static | 50565lb |
| Front Axle, AWD - Dynamic | 20225lb |
Counterweights - Front - Minimum Recommendations
+ -| Standard Stick - MP Loader Bucket - 4WD | no counterweight |
| Standard Stick - GP Loader Bucket - 4WD | 255lb |
Tires
+ -| Standard Configuration of Front/Rear Tires | Front: 12.5 80/16.9; Rear: 16.9-24 |
Standard Equipment:
Standard Equipment
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5185 mm (17 ft) center pivot excavator style backhoe
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Adjustable auxiliary flow controls, loader and backhoe
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Air cleaner
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Alarm, back-up
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Alternator, 150 amp
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Audible system fault alarm
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Automatic Engine Speed Control (AESC)
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Autoshift transmission with six (6) forward and three (3) reverse gears and neutral safety switch
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Backhoe Safety Manual
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Battery Box, external, lockable
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Battery disconnect switch
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Battery, maintenance-free, 1,000 CCA
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Boom transport lock
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Brace, lift cylinder
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Brake, SAHR secondary parking
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Brakes, hydraulically boosted, oil disc, dual pedals, interlocking
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Canopy, ROPS/FOPS
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Cat cushion swing system
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CD-ROM Parts Manual
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Coat restraint
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Coolant/antifreeze, extended life
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Counterweight, bumper, 974 kg (2,147 lb)
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Diagnostic port for engine, machine and gauge cluster Electronic Control Modules
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Differential lock, loader joystick
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Dome light (cab only)
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Engine enclosure, sound suppression removal panels
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Engine, Cat C4.4 ACERT (Direct Injection Turbocharged), meets Tier 4 Final/Stage IV emission standards, selective catalyst reduction, diesel oxidation catalyst (DOC)
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Face seals, O-ring
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Fan, suction and guard
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Fast reversing shuttle, all gears
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Fenders, rear
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Filters, bowl and cartridge: fuel, hydraulic fluid
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Filters, spin-on: engine oil, transmission oil, water separator
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Flashing hazards/signal lights
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Floor mat
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Four Wheel Drive/Brake Mode Selector
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Fuel tank, fully enclosed
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Fully hinged front grill for cooling package cleaning access
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Ground level fuel fill and DEF fill
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Guard, boom protection plate
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Guards, stabilizer, rock
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Hammer cup
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High ambient cooling package
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Hood lock, inside cab
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Hydraulic hose, XT™
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Hydraulic oil cooler
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Hydraulic oil level sight gauge
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Hydraulic valves, backhoe six (6) function
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Hydraulic valves, loader three (3) function
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Hydraulics, load sensing with variable displacement piston pump and flow sharing valve
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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
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Instrument panel lights
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Joystick controls: electrohydraulic controls with pattern changer valve
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Key start/stop system
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LCD operator screen
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Lights, working (four [4] front, four [4] rear)
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Loader joystick, self-leveling, return-to-dig, transmission disconnect switch, Forward/Neutral/Reverse Switch, MP Auxiliary roller
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Loader, single tilt
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Machine Security System integrated into LCD operator display
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Mirror, rearview
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One-touch low idle
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Open circuit breather
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Operations and Maintenance Manual
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Pattern changer, in cab
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Power receptacle, 12 volt, one (1) internal + one (1) USB, two (2) external
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Product Link™
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Radio ready (Cab)
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Ride Control
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Rubber impact strips on radiator guards
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Seat belt, retractable, 51 mm (2 in)
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Seat mounted controls
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Seat, air suspension with armrest
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Stabilizer shoes, reversible
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Stabilizers, electrohydraulic, auto-up function
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Starting system, glow plugs
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Steering knob
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Steering, hydrostatic
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Stop and tail lights
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Storage compartment (Cab/Canopy), lockable
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Storage tray, electronics and miscellaneous items
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Swing transport lock
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Throttle, hand and foot, electronic
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Tilt steering wheel (Canopy), Tilt/telescoping (Cab)
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Tire Valve Stem Protection
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Tires
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Torque converter
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Transmission neutralizer switch
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Transport tie-downs
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Vandalism locks, four (4)
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Vandalism protection, gauge cover (Canopy)
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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.
3.66 m (12 ft) Straight Snow Push with rubber trip edge
3.66 m (12 ft) Straight Snow Push with steel trip edge
3.05 m (10 ft) Straight Snow Push with rubber trip edge
3.05 m (10 ft) Straight Snow Push with steel trip edge
1550 mm (61 in) Pallet Fork Carriage
1220 mm (48 in) Hydraulic Forks
950 mm (37 in) Ripper
1226 mm (48 in) Pin Lock Heavy Duty Bucket
921 mm (36 in) Pin Lock Heavy Duty Bucket
616 mm (24 in) Pin Lock Heavy Duty Bucket
463 mm (18 in) Pin Lock Heavy Duty Bucket
914 mm (36 in) Pin On Heavy Duty Bucket
762 mm (30 in) Pin On Heavy Duty Bucket
610 mm (24 in) Pin On Heavy Duty Bucket
