- Category: Crawler Dozers ➔
- Manufacturer: John Deere ➔
- Model: 450G ➔
John Deere 450G crawler dozer is a mid-size tracked bulldozer used for grading, site preparation, land clearing, and general earthmoving. Part of John Deere's G-series dozer line, the 450G is known for its compact frame, maneuverability, and suitability for construction, utility, agricultural, and forestry applications. It typically features a diesel engine, hydrostatic or powershift drivetrain depending on configuration, and a front blade for pushing and leveling material. The 450G crawler dozer is commonly used on jobs requiring traction, stability, and controlled blade operation on soft or uneven ground.
Dimensions
| Ground Clearance | 1.20 ft (0.37 m)
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| Height - Top of Cab | 9.00 ft (2.74 m)
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| Length of Track on Ground | 6.40 ft (1.95 m)
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| Length w/ Blade | 12.90 ft (3.93 m)
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| Width Over Tracks | 6.10 ft (1.86 m)
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Engine
| Aspiration | Altitude-compensating turbocharger
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| Displacement | 276.00 cu in (4,522.84 cu cm)
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| Engine Model | 4045T
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| Gross Power | 73.00 hp (54.44 kw)
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| Max Torque | 228.00 lbs ft (309.12 nm)
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| Net Power | 70.00 hp (52.20 kw)
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| Number of Cylinders | 4
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| Power Measured @ | 2100 rpm
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| Torque Measured @ | 1300 rpm
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Hydraulic System
| Pump Flow Capacity | 17.00 gpm (64.35 lpm)
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| Pump type | Open-Center
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| Relief Valve Pressure | 2750 psi
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Operating Specifications
| Alternator Supplied Amperage | 65 amps
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| Cooling System Fluid Capacity | 4.50 gal (17.03 l)
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| Engine Oil Capacity | 2.30 gal (8.71 l)
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| Final Drives Fluid Capacity | 1.80 gal (6.81 l)
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| Fuel Capacity | 41.00 gal (155.19 l)
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| Hydraulic Fluid Capacity | 10.00 gal (37.85 l)
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| Operating Voltage | 12 volts
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| Operating Weight | 15,932.00 lbs (7,226.64 kg)
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Standard Blade
| Blade Angle (both directions) | 25 degrees
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| Capacity | 2.00 cu yd (1.53 cu m)
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| Height | 32.60 in (82.80 cm)
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| Width | 8.10 ft (2.47 m)
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Transmission
| Max Speed - Forward | 6.00 mph (9.66 kph)
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| Max Speed - Reverse | 6.00 mph (9.66 kph)
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| Number of Forward Gears | 4
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| Number of Reverse Gears | 4
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| Transmission Type | Full power shift
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Undercarriage
| Ground Contact Area | 2,432.00 cu in (39,853.43 cu cm)
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| Ground Pressure | 6.6 psi
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| Number of Shoes per Side | 37
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| Number of Track Rollers per Side | 5
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| Standard Shoe Size | 16.00 in (40.64 cm)
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| Track Pitch | 57.00 in (144.78 cm)
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