450 Backhoe Loader
The Cat® 450 Backhoe Loader delivers improved machine performance, a superior hydraulic system, improved operator controls and ergonomics, and overall versatility.
Engine
- Gross Power - SAE J1995
- 74 HP
- Net Power - SAE J1349
- 131 HP
- Bore
- 4.13 in
- Stroke
- 5 in
- Displacement
- 268 in²
- Emissions
- Engine meets U.S. EPA Tier 4 Final emission standards.
- Note
- No derating required up to 2286 m (7,500 ft).
- Net Peak Torque SAE J1349
- 307 ft·lbf
- Engine Model
- C4.4 ACERT 106 kW (143 hp) Electronic – Turbo Intercooled
- Net Power - 2,200 rpm - SAE J1349
- 68 HP
- Rated Net Power - 2,200 rpm - ISO 9249
- 68 HP
- Net Torque Rise - 1,200 rpm
- 88 %
- Gross Power - ISO 14396
- 74 HP
Weights
- Operating Weight - Maximum
- 29321 lb
- Cab - ROPS/FOPS
- 359 lb
- Air Conditioning
- 101 lb
- Front Counterweight - Counterweights - Option 3
- 1015 lb
- Operating Weight - Maximum - ROPS Capacity
- 29321 lb
- Front Counterweight - Counterweights - Option 1
- 255 lb
- Rear Counterweight
- 198 lb
- Front Counterweight - Counterweights - Option 2
- 530 lb
- Note (2)
- GP = General Purpose
- 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 bu
Service Refill Capacities
- Hydraulic Tank
- 10.6 gal (US)
- Front Axle (4WD)
- 2.9 gal (US)
- Hydraulic System
- 23.8 gal (US)
- Front Axle (4WD) - Planetaries
- 0.2 gal (US)
- Engine Oil - With Filter
- 2.3 gal (US)
- Fuel Tank
- 42.3 gal (US)
- Transmission - Power Shuttle - 2WD
- 4 gal (US)
- Cooling System with Air Conditioning
- 4.4 gal (US)
- Rear Axle
- 4.4 gal (US)
- Note
- Requires ultra-low sulfur fuel less than or equal to 15 ppm fuel sulfur
- Rear Axle - Planetaries
- 0.4 gal (US)
- Transmission - Power Shuttle - 4WD
- 4 gal (US)
Transmission
- Note
- Travel speeds of two wheel drive backhoe loader at full throttle, when equipped with 21×24 rear tires.
Steering
- Note
- AWD cylinder, one (1) double-acting.
- Type
- Front Wheel
- Stroke
- 9.29 in
- Bore
- 3.35 in
- Axle Oscillation
- 11°
- Rod Diameter
- 1.65 in
- Power Steering
- Hydrostatic HMU
Hydraulic System
- Pump Type
- Variable Flow, Axial Piston
- System Pressure - Loader
- 3800 psi
- System Pressure - Hitch/Box Scraper
- 2973 psi
- Pump Capacity at 2,200 rpm
- 58.1 gal/min
- Type
- Closed Center
Axle Ratings
- Rear Axle - Dynamic
- 19103 lb
- Front Axle (4WD) - Dynamic
- 20233 lb
- Rear Axle - Static
- 47756 lb
- Front Axle (4WD) - Static
- 50582 lb
Counterweights - Front - Minimum Recommendations
- Standard Stick - GP Loader Bucket - 4WD
- 255 lb
- Standard Stick - MP Loader Bucket - 4WD
- no counterweight
Shipping
- UPC
- 20225
Tires
- Standard Configuration of Front/Rear Tires
- Front: 12.5 80/16.9; Rear: 16.9-24