Specification sheet Backhoe Loader Ref caterpillar-450e-loader-backhoe
Caterpillar 450E
The Caterpillar 450E is a backhoe loader with an operating weight of 27,115 lb (12,300 kg), a 125 hp engine, a 1.75 yd³ (1.34 m³) bucket, and a dig depth of 17.25 ft (5,260 mm).
✓ QA-verified — every figure checked for unit consistency, physical possibility, and class plausibility; failures withheld → Operating weight
27,115lb
12,300kg
Engine power
125hp
93kW
Net Power Bucket capacity
1.75yd³
1.34m³
Dig depth
17.25ft
5,260mm
◆Where it sits in its classpercentile · backhoe loaders
Among 294 backhoe loaders , the Caterpillar 450E sits at the heavy end of its class:
- Engine power 125 hp more powerful than 99% (n=282)
- Dig depth 17.3 ft deeper-digging than 93% (n=256)
◇Scale drawingdrawn to scale · mm
01 Engine Specification
| Engine Make | 2236 | |
|---|---|---|
| Engine Model | C4.4 | |
| Net Power | 125hp | 93kw |
| Gross Power | 137hp | 102kw |
| Net Torque Rise | 28% | |
| Net Max Torque | 380lb ft | 514Nm |
| Displacement | 268cu in | 4.4L |
| Bore | 4.2in | 105mm |
| Stroke | 5in | 127mm |
| Net Power - Iso 9249 | 125hp | 93.3kw |
| Net Power - Sae J1349 | 124hp | 92.5kw |
| Gross Power - Sae J1995 | 137hp | 102.2kw |
| Gross Power - Iso 14396 | 137hp | 102.2kw |
| Net Power - Eec 80/1269 | 125hp | 93.3kw |
| Net Torque Rise - 1,400 Rpm - Standard | 28 % | |
| Engine Model - Standard | Cat C4.4 | |
| Net Peak Torque - 1400 Rpm - Standard - Sae J1349 | 380lb ft | 515.3Nm |
02 Operational Specification
| Fuel Capacity | 38.4gal | 145L |
|---|---|---|
| Operating Weight 4wd | 24141lb | 10950kg |
| Max Weight | 27115lb | 12300kg |
| Hydraulic System Fluid Capacity | 26.5gal | 100L |
| Oil System Fluid Capacity | 2.2gal | 8.5L |
| Cooling System Fluid Capacity | 6.8gal | 25.6L |
| Transmission Fluid Capacity | 5.6gal | 21L |
| Front Axle Fluid Capacity | 2.9gal | 11L |
| Rear Axle Fluid Capacity | 5gal | 19L |
| Tire Size Front - 2wd / 4wd | 15-19.5 12PR | |
| Rear Tires Size 2wd/4wd | 21L-24 R4 18PR | |
| Operating Voltage | 12V |
03 Power Train Specification
| Forward - 2nd | 6mph | 9.7km/h |
|---|---|---|
| Forward - 3rd | 12mph | 19.4km/h |
| Forward - 4th | 17mph | 27.4km/h |
| Reverse - 2nd | 7.8mph | 12.6km/h |
| Reverse - 3rd | 17mph | 27.4km/h |
| Auto-Shift - Optional - Forward 1st | 3.7mph | 6km/h |
| Forward - 5th | 25mph | 40.3km/h |
| Auto-Shift - Optional - Reverse 1st | 3.7mph | 6km/h |
04 Transmission Specification
| Number Of Forward Gears | 5 | |
|---|---|---|
| Number Of Reverse Gears | 3 | |
| Max Speed - Forward | 25mph | 40km/h |
| Max Speed Reverse | 17mph | 27km/h |
05 Weights Specification
| Operating Weight - Maximum | 27115lb | 12299.2kg |
|---|---|---|
| Operating Weight - Nominal | 24141lb | 10950.2kg |
| Cab - Rops/Fops | 556lb | 252.2kg |
| Air Conditioning | 157lb | 71.3kg |
| Extendible Stick - No Weights | 628lb | 284.9kg |
06 Tires Specification
| Front 4wd Standard Size | 15-19.5, 12 PR | |
|---|---|---|
| Rear - 4wd Standard Size | 21L-24, R4 18 PR |
07 Weights Specification
| Mp Bucket (1.10 M3/1.50 Yd3) - Without Fold-Over Forks | -190lb | -86.1kg |
|---|---|---|
| Mp Bucket (1.10 M3/1.50 Yd3) - With Fold-Over Forks | 231lb | 104.8kg |
08 Hydraulic System Specification
| Stroke | 0.8ft in | 236mm |
|---|
09 Hydraulic Specification
| Pump Type | variable-flow, axial piston, secondary gear | |
|---|---|---|
| Pump Flow Capacity | 51.3gal/min | 194L/min |
| Relief Valve Pressure | 3800psi | 26200kPa |
10 Hydraulic System Specification
| Pump Type | Variable-flow, axial piston, secondary gear | |
|---|---|---|
| Circuit Type | Closed center, load sensing | |
| Pump Capacity At 2,200 Rpm | 51.3 gal/min | |
| Steering Type | Ackerman | |
| Power Steering | Hydrostatic, Hand Metering Unit | |
| Rod Diameter | 1.65 in | |
| 4wd Cylinder - Bore | 3.35 in | |
| Brake System | Boosted, outboard, oil-immersed, multiple disc | |
| System Pressure - Loader | 3550 psi | |
| System Pressure - Backhoe | 3800 psi | |
| Axle Oscillation | 10degrees |
11 Standards Specification
| Cab - Fops | SAE J/ISO 3449 APR98 LEVEL II and ISO 3449:1992 LEVEL II | |
|---|---|---|
| Cab - Rops | SAE J1040 May 1994/ISO 3741 1994 | |
| Brakes | SAE J/ISO 3450, ISO 3450 1996 | |
| Cab - Sound | ANSI/SAE J1166 Oct 98 is 83 dB (A) | |
| Exterior Sound | SAE J88 APR95 is 79 dB (A) |
12 Axle Ratings Specification
| Front Axle (4wd) - Static | 50582lb | 22943.7kg |
|---|---|---|
| Rear Axle - Static | 51257lb | 23249.8kg |
| Dynamic (1) | 20233lb | 9177.6kg |
| Dynamic (2) | 20503lb | 9300.1kg |
13 Service Refill Specification
| Cooling System - A/C | 6.4gal | 24.3L |
|---|---|---|
| Cooling System - High-Ambient | 6.8gal | 25.8L |
| Fuel Tank | 38.4gal | 145.4L |
| Engine Oil - With Filter | 2.2gal | 8.4L |
| Rear Axle | 5gal | 19L |
| Front Axle (4wd) | 2.9gal | 11L |
| Front Axle - Planetaries | 0.2gal | 0.8L |
| Hydraulic System | 26.5gal | 100.4L |
| Hydraulic Tank | 13.2gal | 50L |
| Transmission - Auto-Shift - Awd | 5.6gal | 21.2L |
14 Operating Specifications - Backhoe Specification
| Turning Circle - Outside - Front Wheels | 27.4ft in | 8.4m |
|---|---|---|
| Turning Circle - Outside, Widest Loading Bucket | 36.6ft in | 11.2m |
15 Backhoe Dimensions
| Load Height - Std | 14.58ft in | 4440mm |
|---|---|---|
| Reach From Swivel - Std | 22ft in | 6704mm |
| Dig Depth - Std | 17.25ft in | 5260mm |
| Reach At Load Height - Std | 6.85ft in | 2100mm |
| Bucket Rotation | 198degrees | |
| Loading Reach - Standard | 6.85ft in | 2.09m |
| Bucket Dig Force - Ext | 17746lb | 8049.45kg |
| Bucket Dig Force - Standard | 17746lb | 8049.46kg |
| Bucket Dig Force - Std | 17746lb | 8049.45kg |
| E-Stick Extended (5) | 4514lb | 2047.52kg |
| E-Stick Extended (6) | 17ft in | 5.19m |
| E-Stick Extended (7) | 10.2ft in | 3.11m |
| E-Stick Retracted (1) | 17.2ft in | 5.25m |
| E-Stick Retracted (2) | 22ft in | 6.71m |
| E-Stick Retracted (3) | 17746lb | 8049.46kg |
| E-Stick Retracted (4) | 11939lb | 5415.44kg |
| E-Stick Retracted (5) | 8084lb | 3666.85kg |
| E-Stick Retracted (6) | 14.58ft in | 4.45m |
| E-Stick Retracted (7) | 6.85ft in | 2.09m |
| Load At Max Lift - Ext | 3283lb | 1489kg |
| Load At Max Lift - Std | 5860lb | 2658kg |
| Load Height - Ext | 17ft in | 5194mm |
| Loading Height - Standard | 14.58ft in | 4.45m |
| Reach At Load Height - Ext | 10.2ft in | 3112mm |
| Reach From Swing Pivot - Standard | 22ft in | 6.71m |
| Reach From Swivel - Ext | 25.83ft in | 7886mm |
| Stick Dig Force - Standard | 11780lb | 5343.32kg |
| Stick Lift At 2440 Mm (8 Ft) - Standard | 8401lb | 3810.63kg |
| Dig Depth - Ext | 21.3ft in | 6501mm |
| Dig Depth - Standard | 17.2ft in | 5.25m |
| E-Stick Extended (1) | 21.3ft in | 6.5m |
| E-Stick Extended (2) | 25.8ft in | 7.87m |
| E-Stick Extended (3) | 17746lb | 8049.46kg |
| E-Stick Extended (4) | 9009lb | 4086.42kg |
16 Dimensions Dimensions
| Transport Length | 26ft in | 7913mm |
|---|---|---|
| Transport Width | 8ft in | 2436mm |
| Transport Height | 13.58ft in | 4143mm |
| Wheelbase | 7.25ft in | 2200mm |
| Height To Top Of Suspended Cab | 9.42ft in | 2874mm |
17 Loader Dimensions
| Clearance At Max Dump Height | 8.7ft in | 2666mm |
|---|---|---|
| Reach At Max Dump Height | 2.7ft in | 850mm |
| Dig Depth | 6in | 146mm |
| Lift Capacity At Full Height - Single Tilt | 7871lb | 3570.23kg |
| Bucket Breakout Force - Single Tilt | 11375lb | 5159.62kg |
| Bucket Capacity - General Purpose | 1.75yd3 | 1.34m3 |
| Bucket Capacity | 1.75yd3 | 1.34m3 |
| Bucket Breakout Force | 11375lb | 50.6kN |
| Dig Depth - Single Tilt | 6in | 152.4mm |
| Bucket Width | 96in | 2434mm |
| Dump Height At Maximum Angle - Single Tilt | 8.7ft in | 2.66m |
| Dump Reach At Maximum Angle - Single Tilt | 2.7ft in | 0.83m |
| Bucket Width - General Purpose | 8 ft | |
| Lift Capacity At Full Height | 7871lb | 3570kg |
Method. Figures are manufacturer reference specifications, not measurements. Every value is checked for unit consistency, physically possible magnitude, and plausibility for its equipment class before publication; figures that fail any check are withheld rather than shown, and figures reconstructed from related data are marked above. Imperial and metric figures are reproduced as published, except where a note states otherwise.