4.5L Generator Drive Engine
  • PowerTech™ M
  • Standby: 108-117 kW (145-157 hp) @ 1800 rpm
  • Prime: 98-106 kW (131-142 hp) @ 1800 rpm
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See how the 108-117 kW (145-157 hp) Tier 2 John Deere 4045HF275 generator drive diesel engine advances the standard of excellence with an electronically controlled or mechanical fuel system in OEM gen-set applications.
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Dynamically balanced crankshaft
  • Induction-hardened journals for long hours of reliable service
  • Robust design to drive machinery from the front of the crankshaft
  • Supported by five main bearings
Forged-steel connecting rods
  • 45-degree connecting rod/cap-joint design allows the use of large connecting rod bearings for increased durability
Replaceable wet-type cylinder liners
  • Provide excellent heat dissipation
  • Precision machined for long life
  • Rebuild to original specifications
Easy to apply, easy to install
  • Front and rear engine mounting pads on the side of the block facilitates installations
  • Either-side service for filters and service points
  • All connection points in common locations make it easy to install or package
  • Engine mounted ECU and electronic speed control simplify installation and packaging
Smooth operation
  • Smooth vibration with full length engine balancers
Compact size
  • Short length is ideal for both skid and packaged installations
  • High mount or low mount turbocharger position to meet packing requirements
World-class performance
  • Excellent fuel economy and low oil consumption
Fuel system controls
  • Electronically controlled rotary fuel injection pump with variable timing resulting in excellent fuel economy and excellent performance
  • Self diagnostics and protection
  • 3-5% Droop Governing
  • 12V or 24V Electric Shutoff
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Emissions Certifications
EPA Tier 2
General Engine Data
Number of cylinders
Displacement-- L (cu in)
4.5 (275)
Bore and Stroke-- mm (in)
106 x 127 (4.17 x 5.00)
Compression Ratio
Engine Type
In-line, 4-Cycle
Turbocharged and air-to-air aftercooled
Length - mm (in)
867 (34.1)
Width-- mm (in)
637 (25.1)
Height-- mm (in)
979 (38.5)
Weight, dry - kg (lb)
451 (994)
Performance Data Range
Hz (rpm)
60 ( 1800 )
Generator Efficiency %
Power Factor
Engine power - Prime kW
Engine power - Prime hp
Engine power - Standby kW
Engine power - Standby hp
Rated Fan Power - kW
Rated Fan Power - hp
Calculated generator set output - Prime kWe
Calculated generator set output - Prime kVA
Calculated generator set output - Standby kWe
Calculated generator set output - Standby kVA
We want to make owning and operating your equipment simple and affordable. 
We have a range of finance options to suit any customer.  Contact your local Emmetts branch, or visit these sites for more information and a free quote.
John Deere FinancialEmmetts Finance
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