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Regular price $417.99
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MAKE TYPE MODEL ENGINE Komatsu Excavator PC800-8R1   Komatsu Excavator PC800LC-8R1   Komatsu Excavator PC800SE-8R1   Komatsu Excavator PC850-8R1   ...
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Regular price $540.99
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24V Alternator 600-821-8990 for Komatsu Engine S6D170-1A Crawler Dozer D355A-3   Part NO.:600-821-8990, 6008218990, 600821570, 600-825-6560, 600-821-9440, 600-821-8790, 600-821-8780, 6008218980, ...
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Regular price $395.99
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MAKE TYPE MODEL ENGINE Daewoo Excavator DH220-5   Daewoo Excavator DH220-5/225-7   Daewoo     DT026 Daewoo     DB58T
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24V Alternator 203176 203179 for Cummins Engine K19 K38 K50 Part Number:203176, 203179, 3603848RX, 3675212RX Engine: Cummins K19, K38, K50
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Regular price $827.99
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24V Alternator 0R-5206 for Caterpillar Engine 3306 Excavator 215 219 225 229 235 245 330 L 350-A 375-A   Part NO.:CA0R5206, 0R-5206, 0R5206, CA0R3614, 0R-3614, 0R3614, CA3E7578, 3E-7578, 3E7578, ...
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Regular price $443.99
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24V 70A Alternator 4936879 for Hyundai 110D-7E HL780-9 HL780-9S R300LC9A   Part NO.: 4936879, 8600017, 8600020, 8600154, 8700019, 3972735   Specification:Voltage: 24VAmperage: 70A   Applicati...
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24V 70A Alternator 362-0732 for Caterpillar CAT Engine 3512E C175\u201316 C18 C32 C9.3  Replace Part Number:CA362-0732, 362-0732, 3620732  Fit for Engine: Caterpillar 3512E, C175\u201316, C18, C3...
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24V 60A Alternator for Cummins 6CT8.3 Engine Hyundai R225-7 R290-7 Excavator   Part NO.:3935530   Specification:Voltage: 24VAmperage: 70A Applications:Excavator Hyundai R225-7, R290-7Engine: ...
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24V 50A Alternator LR250-509B 897180-3751 for Isuzu Engine 4HF1 4HG1   Part NO.:LR250-509B, 897180-3751, YJ2018300A, LR250509B, 8971803751   specification:Volt: 24VAmp: 50APulley: 3V   Applic...
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Regular price $637.99
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MAKE TYPE MODEL ENGINE Caterpillar Excavator 320C   Caterpillar Excavator 320C L   Caterpillar Excavator 320D   Caterpillar Excavator 320D FM   Cat...
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14V Alternator 11.201.811 11.201.729 Jaguar XJ12 XJS 5.3L Rover 3500 3.5 Part Number:11.201.811, 11.201.729, 11-201-811, 11-201-729, 11201811, 11201729 Applications:Jaguar: XJ12 XJS 5.3LRover: ...
Regular price $295.92
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14V 70A Alternator 3701913M92 for Massey Ferguson Combine 50E 50H Part Number: 3701913M92, 2871A161 Applications: Massey Ferguson: Combine 50E, 50H
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MAKE ENGINE Kubota Z402 Kubota Z482 Kubota Z602
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MAKE TYPE MODEL John Deere Backhoe Loader 310G John Deere Backhoe Loader 310J John Deere Backhoe Loader 310K John Deere Backhoe Loader 310SJ John Deere ...
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MAKE TYPE MODEL John Deere Tractor 670 John Deere Tractor 770 John Deere Tractor 790 John Deere Tractor 870 John Deere Tractor 970 John Deere Tr...
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MAKE TYPE MODEL John Deere Tractor 430 John Deere Tractor 570 John Deere Tractor 575 John Deere Tractor 655 John Deere Tractor 755 John Deere Tr...
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MAKE TYPE MODEL ENGINE Allis Chalmers Tractor 5020 Allis Chalmers Tractor 5030 Allis Chalmers Tractor 6140 Deutz-Allis Tractor 5220 Deutz-Allis Tractor 5230 Gehl Skid Steer Lo...
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MAKE TYPE MODEL Hitachi Excavator EX40 Hitachi Excavator EX45 Hitachi Excavator EX50UR
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MAKE TYPE MODEL ENGINE YEAR Case Backhoe Loader 580M SERIES II   2004 Case Backhoe Loader 580M SERIES III 445T/M3 2008 Case Backhoe Loader 580N     Case Backhoe Loader 580SM PLUS SERIE...
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Regular price $199.99
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MAKE TYPE MODEL Iseki Tractor TL1900 Iseki Tractor TL2100 Iseki Tractor TU1700 Iseki Tractor TU180 Iseki Tractor TU1900 Iseki Tractor TU200 Iseki Tractor TU2100 TL

The alternator is the main power source for the diesel engine during normal operation, it supplies power to the electricity-using equipment and charges the battery. The diesel alternator is mounted on the cylinder block of the engine. When the diesel engine is working, the rotor of the diesel alternator is rotated by the belt, and the belt tightness can be adjusted by the adjustment lever.

MyMROmarts is a professional aftermarket alternator shop, and our diesel engine alternators for sale have a cheap price but high performance. Buy a new aftermarket alternator at a low cost for your heavy duty trucks, tractors, forklifts, and other heavy equipment. MyMROmarts also offers aftermarket diesel engine alternators of various brands, such as Kubota, Cummins, John Deere, CAT Caterpillar, Perkin, Yanmar, etc. If you have any problems with our diesel engine alternators, please feel free to contact us.

What Is an Aftermarket Alternator?

A diesel engine alternator is an important component of a charging system, responsible for converting mechanical energy into electrical energy to power the equipment's electrical system and charge the battery. The parts of an alternator include brushes, pulleys, fans, rotors, stators, rectifiers, voltage regulators, etc.
An aftermarket alternator is a replacement part that is not manufactured by the vehicle's original equipment manufacturer. MyMROmarts aftermarket alternators are designed to match the original part's specifications, providing your equipment with better durability and higher power output.

How Does an Alternator Work?

The working principle of an alternator is to convert the energy generated by diesel combustion into mechanical energy through an internal combustion engine. The mechanical energy is then converted into electrical energy through a generator.
As long as you have DIY ability, when the engine fails, you can also consider replacing it yourself. Understanding the working principle of alternator can help you replace the broken electric alternator. As a professional aftermarket alternator online shop, the engine alternators we offer are of superior quality and affordable prices. Welcome to choose the high-performance alternator that suits your needs here and inject new power into your heavy duty equipment.

Signs of a Bad Alternator

Here is a brief list of some signs of a bad alternator:

  • Warning Light on the Dashboard
  • Dimming or Flickering Lights
  • Weak or Dead Battery
  • Strange Noises
  • Burning Smell
  • Difficulty Starting the Equipment
  • Electrical Failures

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