The Cat® 450 Backhoe Loader delivers improved machine performance, a superior hydraulic system, improved operator controls and ergonomics, and overall versatility.
Caterpillar
450 Backhoe Loader
Overview
Photos
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450 Backhoe Loader
Videos
Features
Specifications
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Engine
Spec Value Net Power - SAE J1349 131 HP Bore 4.13 in Stroke 5 in Displacement 268 in³ Ratings at 2,200 rpm - Gross Power ISO 14396 143 HP Net Power - 2,200 rpm - SAE J1349 68 HP Net Peak Power Rating - SAE J1349 134 HP Net Power Rating at 2,200 rpm - SAE J1349 131 HP Net Peak Power Rating - ISO 9249 134 HP Net Torque Rise - 1,200 rpm 88 % Net Peak Power - 1,800 rpm - SAE J1349 72 HP Gross Power - SAE J1995 74 HP Net Peak Power - 1,800 rpm - ISO 9249 73 HP Rated Net Power - 2,200 rpm - ISO 9249 68 HP Net Peak Power - 1,800 rpm - EEC 80/1269 73 HP Rated Net Power - 2,200 rpm - EEC 80/1269 69 HP Ratings at 2,200 rpm - Gross Power SAE J1995 146 HP Net Torque Rise - 1,400 rpm - SAE J1349 400 ft·lbf Gross Power - ISO 14396 74 HP Net Torque Rise - 1,400 rpm 29% Power Rating Conditions - No De-Rating Required Up To 7500 ft Net Power Rating at 2,200 rpm - ISO 9249 131 HP Engine Model C4.4 ACERT 106 kW (143 hp) Electronic – Turbo Intercooled Net Peak Torque SAE J1349 307 ft·lbf Emissions Engine meets U.S. EPA Tier 4 Final emission standards. Note No derating required up to 2286 m (7,500 ft). -
Weights
Spec Value Operating Weight - Maximum 29321 lb Cab - ROPS/FOPS 359 lb Air Conditioning 101 lb Front Counterweight - Counterweights - Option 2 530 lb Operating Weight - Estimated* 24039 lb Backhoe Quick Coupler +151 kg (+333 lb) Note (5) ED = Extreme Duty Operating Weight - Maximum - ROPS Capacity 29321 lb 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 2018 lb 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 2147 lb 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 3622 lb 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 1 255 lb 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 198 lb Front Counterweight - Counterweights - Option 3 1015 lb -
Loader Bucket
Spec Value Dig Depth - Standard 3 in -
Hydraulic System
Spec Value Pump Type Variable Flow, Axial Piston Pump Capacity at 2,200 rpm 58.1 gal/min System Pressure - Loader 3800 psi System Pressure - Hitch/Box Scraper 2973 psi Type Closed Center System Pressure - Backhoe 3800 psi -
Transmission
Spec Value Autoshift Transmission - Forward - 6th 25.2 mile/h Autoshift Transmission - Reverse - 3rd 16.9 mile/h Power Shuttle Transmission - Forward 3rd 13 mile/h Autoshift Transmission - Reverse - 2nd 7.8 mile/h Autoshift Transmission - Forward - 5th 16.9 mile/h Power Shuttle Transmission - Reverse 4th 23 mile/h Power Shuttle Transmission - Forward 1st 3.4 mile/h Autoshift Transmission - Forward - 4th 12.3 mile/h Power Shuttle Transmission - Reverse 2nd 5.5 mile/h Power Shuttle Transmission - Forward 2nd 5.5 mile/h Power Shuttle Transmission - Reverse 3rd 13 mile/h Power Shuttle Transmission - Reverse 1st 3.4 mile/h Autoshift Transmission - Forward - 1st 3.7 mile/h Autoshift Transmission - Forward - 2nd 6 mile/h Autoshift Transmission - Reverse - 1st 3.7 mile/h Autoshift Transmission - Forward - 3rd 7.8 mile/h Power Shuttle Transmission - Forward 4th 23 mile/h Note Travel speeds of two wheel drive backhoe loader at full throttle, when equipped with 21×24 rear tires. -
Service Refill Capacities
Spec Value Rear Axle (Center Housing) 5 gal (US) Cooling System with Cab Heater 6 gal (US) Cooling System with Air Conditioning 4.4 gal (US) Front Axle (4WD) 2.9 gal (US) Transmission (Autoshift) - AWD, Autoshift 4.8 gal (US) Hydraulic Tank (Nominal) 14.3 gal (US) Fuel Tank 42.3 gal (US) Front Axle (Center Housing) 2.9 gal (US) Planetaries 0.2 gal (US) Diesel Exhaust Fluid (DEF) 5 gal (US) Rear Axle - Planetaries 0.4 gal (US) Front Axle (4WD) - Planetaries 0.2 gal (US) Transmission - Power Shuttle - 2WD 4 gal (US) Hydraulic System (Minimum) 34.4 gal (US) Transmission - Power Shuttle - 4WD 4 gal (US) Engine Oil - With Filter 2.3 gal (US) Rear Axle 4.4 gal (US) Hydraulic System 23.8 gal (US) Hydraulic Tank 10.6 gal (US) Note Requires ultra-low sulfur fuel less than or equal to 15 ppm fuel sulfur -
Steering
Spec Value Stroke 9.29 in Rod Diameter 1.65 in Turning Circle (inner wheel not braked) - Outside Widest Loader Bucket 37.75 ft Turning Circle (inner wheel not braked) - Outside Front Wheels 27.55 ft Note AWD cylinder, one (1) double-acting. Bore 3.35 in Power Steering Hydrostatic HMU Type Front Wheel Turning Circle - (inner wheel not braked) - Outside Front Wheels 26.8 ft Turning Circle - (inner wheel not braked) - Outside Widest Loader Bucket 36 ft Axle Oscillation 11° -
Axle Ratings
Spec Value Rear Axle - Static 47756 lb Rear Axle - Dynamic 19103 lb Front Axle (4WD) - Dynamic 20233 lb Front Axle (4WD) - Static 50582 lb Front Axle, AWD - Static 50565 lb Front Axle, AWD - Dynamic 20225 lb -
Backhoe
Spec Value Dig Depth - Standard 17 ft -
Counterweights - Front - Minimum Recommendations
Spec Value Standard Stick - MP Loader Bucket - 4WD no counterweight Standard Stick - GP Loader Bucket - 4WD 255 lb -
Tires
Spec Value Standard Configuration of Front/Rear Tires Front: 12.5 80/16.9; Rear: 16.9-24
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.
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