Main content
Caterpillar
450 Backhoe Loader
Net Power – SAE J1349:2011
131 hp
98 kW
Dig Depth – Standard
17 ft
5185 mm
Operating Weight – Maximum
29321 lb
13300 kg
Overview
The Cat® 450 Backhoe Loader delivers improved machine performance, a superior hydraulic system, improved operator controls and ergonomics, and overall versatility.
Media
Photos
Videos
Details
Specifications
Engine
| Spec | Value |
|---|---|
| Net Power – SAE J1349:2011 | 131 hp 98 kW |
| Bore | 4.13 in 105 mm |
| Stroke | 5 in 127 mm |
| Displacement | 268 in³ 4.4 l |
| Ratings at 2,200 rpm – Gross Power ISO 14396 | 143 hp 106 kW |
| Net Power – 2,200 rpm – SAE J1349 | 68 hp 51 kW |
| Net Peak Power Rating – SAE J1349 | 134 hp 100 kW |
| Net Power Rating at 2,200 rpm – SAE J1349 | 131 hp 98 kW |
| Net Peak Power Rating – ISO 9249 | 134 hp 100 kW |
| Net Torque Rise – 1,200 rpm | 88 % 88 % |
| Net Peak Power – 1,800 rpm – SAE J1349 | 72 hp 54 kW |
| Gross Power – SAE J1995:2014 | 74 hp 55 kW |
| Net Peak Power – 1,800 rpm – ISO 9249 | 73 hp 54 kW |
| Rated Net Power – 2,200 rpm – ISO 9249 | 68 hp 51 kW |
| Net Peak Power – 1,800 rpm – EEC 80/1269 | 73 hp 54 kW |
| Rated Net Power – 2,200 rpm – EEC 80/1269 | 69 hp 51 kW |
| Ratings at 2,200 rpm – Gross Power SAE J1995 | 146 hp 109 kW |
| Net Torque Rise – 1,400 rpm – SAE J1349 | 400 ft·lbf 540 N·m |
| Gross Power – ISO 14396 | 74 hp 55 kW |
| Net Torque Rise – 1,400 rpm | 29% 29% |
| Power Rating Conditions – No De-Rating Required Up To | 7500 ft 2286 m |
| Net Power Rating at 2,200 rpm – ISO 9249 | 131 hp 98 kW |
| Engine Model | C4.4 ACERT 106 kW (143 hp) Electronic – Turbo Intercooled C4.4 ACERT 106 kW (143 hp) Electronic – Turbo Intercooled |
| Net Peak Torque SAE J1349 | 307 ft·lbf 416 N·m |
| Emissions | Engine meets U.S. EPA Tier 4 Final emission standards. Engine meets U.S. EPA Tier 4 Final emission standards. |
| Note | No derating required up to 2286 m (7,500 ft). No derating required up to 2286 m (7,500 ft). |
Weights
| Spec | Value |
|---|---|
| Operating Weight – Maximum | 29321 lb 13300 kg |
| Cab – ROPS/FOPS | 359 lb 163 kg |
| Air Conditioning | 101 lb 46 kg |
| Front Counterweight – Counterweights – Option 2 | 530 lb 240 kg |
| Operating Weight – Estimated* | 24039 lb 10904 kg |
| Backhoe Quick Coupler | +151 kg (+333 lb) +151 kg (+333 lb) |
| Note (5) | ED = Extreme Duty ED = Extreme Duty |
| Operating Weight – Maximum – ROPS Capacity | 29321 lb 13300 kg |
| 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. *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) +243 kg (+536 lb) |
| Loader Bucket – 1.34 m³ (1.75 yd³) GP (Hook-On) | –150 kg (–331 lb) –150 kg (–331 lb) |
| MP Bucket (1.00 m3/1.31 yd3) – With Fold-Over Forks | 2018 lb 915 kg |
| Loader Bucket – 1.34 m³ (1.75 yd³) MP ED (Hook-On) | +160 kg (+353 lb) +160 kg (+353 lb) |
| Note (4) | HD = Heavy Duty HD = Heavy Duty |
| Note (2) | GP = General Purpose GP = General Purpose |
| Counterweight | 2147 lb 974 kg |
| Loader Bucket – 1.34 m³ (1.75 yd³) MP HD (Hook-On) | +85 kg (+187 lb) +85 kg (+187 lb) |
| MP Bucket (1.00 m3/1.31 yd3) – Without Fold-Over Forks | 3622 lb 1642 kg |
| Loader Bucket – 1.34 m³ (1.75 yd³) MP ED (Pin-On) | +290 kg (+639 lb) +290 kg (+639 lb) |
| Loader Bucket – 1.34 m³ (1.75 yd³) MP HD (Pin-On) | +214 kg (+472 lb) +214 kg (+472 lb) |
| Loader Bucket – 1.53 m³ (2.0 yd³) GP (Pin-On) | +80 kg (+176 lb) +80 kg (+176 lb) |
| Front Counterweight – Counterweights – Option 1 | 255 lb 115 kg |
| Loader Bucket – 1.53 m³ (2.0 yd³) GP (Hook-On) | –73 kg (–162 lb) –73 kg (–162 lb) |
| Extendible Stick | +338 kg (+745 lb) +338 kg (+745 lb) |
| Loader Quick Coupler | +250 kg (+551 lb) +250 kg (+551 lb) |
| Note (3) | MP = Multi Purpose MP = Multi Purpose |
| Rear Counterweight | 198 lb 90 kg |
| Front Counterweight – Counterweights – Option 3 | 1015 lb 460 kg |
Loader Bucket
| Spec | Value |
|---|---|
| Dig Depth – Standard | 3 in 83 mm |
Hydraulic System
| Spec | Value |
|---|---|
| Pump Type | Variable Flow, Axial Piston Variable Flow, Axial Piston |
| Pump Capacity at 2,200 rpm | 58.1 gal/min 220 l/min |
| System Pressure – Loader | 3800 psi 26200 kPa |
| System Pressure – Hitch/Box Scraper | 2973 psi 20500 kPa |
| Type | Closed Center Closed Center |
| System Pressure – Backhoe | 3800 psi 26200 kPa |
Transmission
| Spec | Value |
|---|---|
| Autoshift Transmission – Forward – 6th | 25.2 mile/h 40.6 km/h |
| Autoshift Transmission – Reverse – 3rd | 16.9 mile/h 27.2 km/h |
| Power Shuttle Transmission – Forward 3rd | 13 mile/h 20 km/h |
| Autoshift Transmission – Reverse – 2nd | 7.8 mile/h 12.5 km/h |
| Autoshift Transmission – Forward – 5th | 16.9 mile/h 27.2 km/h |
| Power Shuttle Transmission – Reverse 4th | 23 mile/h 36 km/h |
| Power Shuttle Transmission – Forward 1st | 3.4 mile/h 5.4 km/h |
| Autoshift Transmission – Forward – 4th | 12.3 mile/h 19.8 km/h |
| Power Shuttle Transmission – Reverse 2nd | 5.5 mile/h 8.9 km/h |
| Power Shuttle Transmission – Forward 2nd | 5.5 mile/h 8.9 km/h |
| Power Shuttle Transmission – Reverse 3rd | 13 mile/h 20 km/h |
| Power Shuttle Transmission – Reverse 1st | 3.4 mile/h 5.4 km/h |
| Autoshift Transmission – Forward – 1st | 3.7 mile/h 6 km/h |
| Autoshift Transmission – Forward – 2nd | 6 mile/h 9.6 km/h |
| Autoshift Transmission – Reverse – 1st | 3.7 mile/h 6 km/h |
| Autoshift Transmission – Forward – 3rd | 7.8 mile/h 12.5 km/h |
| Power Shuttle Transmission – Forward 4th | 23 mile/h 36 km/h |
| Note | Travel speeds of two wheel drive backhoe loader at full throttle, when equipped with 21×24 rear tires. 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) 19 l |
| Cooling System with Cab Heater | 6 gal (US) 22.5 l |
| Cooling System with Air Conditioning | 4.4 gal (US) 16.5 l |
| Front Axle (4WD) | 2.9 gal (US) 11 l |
| Transmission (Autoshift) – AWD, Autoshift | 4.8 gal (US) 18 l |
| Hydraulic Tank (Nominal) | 14.3 gal (US) 54 l |
| Fuel Tank | 42.3 gal (US) 160 l |
| Front Axle (Center Housing) | 2.9 gal (US) 11 l |
| Planetaries | 0.2 gal (US) 0.7 l |
| Diesel Exhaust Fluid (DEF) | 5 gal (US) 19 l |
| Rear Axle – Planetaries | 0.4 gal (US) 1.7 l |
| Front Axle (4WD) – Planetaries | 0.2 gal (US) 0.7 l |
| Transmission – Power Shuttle – 2WD | 4 gal (US) 15 l |
| Hydraulic System (Minimum) | 34.4 gal (US) 130 l |
| Transmission – Power Shuttle – 4WD | 4 gal (US) 15 l |
| Engine Oil – With Filter | 2.3 gal (US) 8.8 l |
| Rear Axle | 4.4 gal (US) 16.5 l |
| Hydraulic System | 23.8 gal (US) 90 l |
| Hydraulic Tank | 10.6 gal (US) 40 l |
| Note | Requires ultra-low sulfur fuel less than or equal to 15 ppm fuel sulfur Requires ultra-low sulfur fuel less than or equal to 15 ppm fuel sulfur |
Steering
| Spec | Value |
|---|---|
| Stroke | 9.29 in 236 mm |
| Rod Diameter | 1.65 in 42 mm |
| Turning Circle (inner wheel not braked) – Outside Widest Loader Bucket | 37.75 ft 11.5 m |
| Turning Circle (inner wheel not braked) – Outside Front Wheels | 27.55 ft 8.396 m |
| Note | AWD cylinder, one (1) double-acting. AWD cylinder, one (1) double-acting. |
| Bore | 3.35 in 85 mm |
| Power Steering | Hydrostatic HMU Hydrostatic HMU |
| Type | Front Wheel Front Wheel |
| Turning Circle – (inner wheel not braked) – Outside Front Wheels | 26.8 ft 8.18 m |
| Turning Circle – (inner wheel not braked) – Outside Widest Loader Bucket | 36 ft 10.97 m |
| Axle Oscillation | 11° 11° |
Axle Ratings
| Spec | Value |
|---|---|
| Rear Axle – Static | 47756 lb 21662 kg |
| Rear Axle – Dynamic | 19103 lb 8665 kg |
| Front Axle (4WD) – Dynamic | 20233 lb 9186 kg |
| Front Axle (4WD) – Static | 50582 lb 22964 kg |
| Front Axle, AWD – Static | 50565 lb 22936 kg |
| Front Axle, AWD – Dynamic | 20225 lb 9174 kg |
Backhoe
| Spec | Value |
|---|---|
| Dig Depth – Standard | 17 ft 5185 mm |
Counterweights - Front - Minimum Recommendations
| Spec | Value |
|---|---|
| Standard Stick – MP Loader Bucket – 4WD | no counterweight no counterweight |
| Standard Stick – GP Loader Bucket – 4WD | 255 lb 116 kg |
Tires
| Spec | Value |
|---|---|
| Standard Configuration of Front/Rear Tires | Front: 12.5 80/16.9; Rear: 16.9-24 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.
Related Products
Straight Snow Pushes
Pallet Fork Carriages
Pallet Forks
Heavy Duty Buckets
Rippers
3.05 m (10 ft)
3.66 m (12 ft)
3.66 m (12 ft)
3.05 m (10 ft)
1550 mm (61 in)
1220 mm (48 in)
463 mm (18 in), Pin Lock
616 mm (24 in), Pin Lock
921 mm (36 in), Pin Lock
1226 mm (48 in), Pin Lock
457 mm (18 in), Pin On
610 mm (24 in), Pin On
762 mm (30 in), Pin On
914 mm (36 in), Pin On
950 mm (37 in)