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How Do Alternators Work?

The alternator is a part of a vehicle's charging system. Its job is to turn mechanical energy, or motion, into electrical energy, or electricity. How they do it is a straightforward process.

It starts with the engine, which runs the serpentine belt and drive belts. As those belts move, pulleys turn a rotor shaft. The shaft then turns some magnetic coils. The movement of the coils creates a magnetic field. A rectifier captures its energy as AC power and turns it into DC power - a charge that a voltage regulator manages.

When to Replace Mopar Alternators

Unfortunately, alternators can go bad at times. Luckily, alternator problems are easy to spot. Signs of them include:

  • Dashboard warning lights
  • Lighting malfunctions
  • A car entertainment system that works intermittently
  • A dead battery
  • A burning smell under the hood
  • Leaking alternator fluid
  • Engine squeals
  • Electrical system failure

If you see symptoms like these, run an inspection and test your vehicle's charging system. If the results demand alternator replacement, take care of it ASAP. Otherwise, change the alternator every 7 years or every 80,000 to 150,000 miles.

Repair Your OEM Charging System with a Genuine Mopar Alternator

Mopar designs its alternators to work with your brand and model from the start, guaranteed. So, you shouldn't trust anything less than genuine OEM. You're in luck: you can order the real thing here online at our auto parts store. We'll ship it out to you right away, so you can get repairs done in no time.

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Alternator

Part Number: 56029644AB
Mopar Mopar
Notes: Engines: 5.7l v8 hemi mds vvt engine. 6.4l heavy duty v8 hemi with mds. 6.4l v8 heavy duty hemi mds engine.
Applications: Chassis 60" CA Regular Cab 4x2. Chassis 60" CA Regular Cab 4x4. Chassis 84" CA Regular Cab 4x2. Chassis 84" CA Regular Cab 4x4. 60" CA Chassis Crew Cab 4x2. 60" CA Chassis Crew Cab 4x4.
Other Names: Generator
Replaces: 56029644AA
Description: The Genuine Mopar Generator-Engine - Part Number 56029644AB is an OEM alternator designed for specific Chrysler, Dodge, Jeep, and Ram...
Fits:
  • Ram:
    • 1500,
    • 1500 Classic,
    • 2500,
    • 3500
Out of Stock

Alternator

Part Number: 56044380AJ
Mopar Mopar
Notes: Engines: All 5.7L 8Cyl Gas Engines. 5.7l v8 hemi mds vvt engine. 5.7l v8 mds vvt engine. 6.1l v8 srt hemi engine.
Applications: 5-Passenger 4x2. 5-Passenger 4x4. 7-Passenger 4x2. 7-Passenger 4x4.
Other Names: Alternator
Replaces: 56044380AI
Description: The Mopar Alternator (56044380AJ) is an OEM replacement part designed specifically for Jeep vehicles from the 2007 to 2010 model years....
Fits:
  • Jeep:
    • Commander,
    • Grand Cherokee
Out of Stock

Alternator

Part Number: 5097755AA
Mopar Mopar
Notes: Engines: 3.2l v6 sohc 18 valve engine. 3.2l v6 supercharged engine.Transmissions: 5-spd auto w5a330 transmission. 5-speed auto w5a580...
Other Names: 05097755aa, Alternator
Description: Bosch.
Fits:
  • Chrysler:
    • Crossfire
Out of Stock

Alternator

Part Number: 05149275AA
Mopar Mopar
Notes: Engines: 3.7l v6 engine.
Applications: Jet 4x2. Jet 4x4. Edition 4x2. Edition 4x4. 4x2. 4x4. 70th Anniversary 4x2. 70th Anniversary 4x4.
Other Names: Alternator
Replaces: 56029914AD
Description: The Mopar Engine Generator part number 05149275AA is a crucial component for various Chrysler, Dodge, Jeep, and RAM vehicles. It plays...
Fits:
  • Chrysler:
    • Aspen
  • Dodge:
    • Durango,
    • Nitro
  • Jeep:
    • Commander,
    • Grand Cherokee,
    • Liberty
Out of Stock

Alternator

Part Number: 4801250AD
Mopar Mopar
Notes: Engines: 3.0l v6 turbo diesel engine. All 3.0/3.1l turbo diesels engines.
Applications: 4x2. 4x4.
Other Names: 04801250ad, Alternator
Replaces: 4801250AA, 4801250AB, 4801250AC, 5175765AB
Description: Valeo 14v/180a;14v/180a.
Fits:
  • Dodge:
    • Sprinter 2500,
    • Sprinter 3500
  • Jeep:
    • Grand Cherokee
Backordered

Alternator

Part Number: 4801323AK
Mopar Mopar
Notes: Engines: 1.8l i4 dohc 16v dual vvt engine. 2.0l i4 dohc 16v dual vvt engine. 2.0l i4 pzev 16v dual vvt engine. 2.4l i4 dohc 16v dual vvt...
Applications: SE 4x4. SE FWD. 4x2 FWD. 4x4. 4x2. 4x4. 70th Anniversary 4x2. 70th Anniversary 4x4.
Other Names: 04801323ak, Generator
Replaces: 4801323AC, 4801323AD
Description: NONE
Fits:
  • Chrysler:
    • 200,
    • Sebring
  • Dodge:
    • Avenger,
    • Caliber
  • Jeep:
    • Compass,
    • Patriot
Out of Stock

Alternator

Part Number: 04801768AE
Mopar Mopar
Notes: Engines: 6.7l i6 cummins turbo diesel eng. 6.7l i6 cummins turbo diesel engine.
Applications: Chassis 60" CA Regular Cab 4x2. Chassis 60" CA Regular Cab 4x4. Chassis 84" CA Regular Cab 4x2. Chassis 84" CA Regular Cab 4x4. 60" CA Chassis Crew Cab 4x2. 60" CA Chassis Crew Cab 4x4.
Other Names: 04801768ae, Generator
Replaces: 4801768AA, 4801768AC, 4801768AD
Description: ENGINE
Fits:
  • Dodge:
    • Ram 2500,
    • Ram 3500
  • Ram:
    • 2500,
    • 3500
Out of Stock

Alternator

Part Number: 04801769AD
Mopar Mopar
Notes: Engines: 5.7l v8 hemi cng engine. 5.7l v8 hemi vvt engine. 6.4l heavy duty v8 hemi with mds.
Applications: Chassis 60" CA Regular Cab 4x2. Chassis 60" CA Regular Cab 4x4. Chassis 84" CA Regular Cab 4x2. Chassis 84" CA Regular Cab 4x4. 60" CA Chassis Crew Cab 4x2. 60" CA Chassis Crew Cab 4x4.
Other Names: 04801769ad, Alternator
Replaces: 4801769AA, 4801769AB, 4801769AC
Description: The Mopar 4801769AD Alternator is a crucial component of a vehicle's charging system. It generates electrical power to recharge the...
Fits:
  • Dodge:
    • Ram 2500
  • Ram:
    • 1500,
    • 1500 Classic,
    • 2500,
    • 3500
Out of Stock

Alternator

Part Number: 1BP00787AA
bproauto bproauto
Other Names: 840249258448
Fits:
  • Ram:
    • ProMaster 1500,
    • ProMaster 2500,
    • ProMaster 3500
Out of Stock

Alternator

Part Number: 1BP00806AA
bproauto bproauto
Other Names: 840249258585
Fits:
  • Chrysler:
    • Aspen
  • Dodge:
    • Durango
  • Jeep:
    • Commander,
    • Grand Cherokee
Out of Stock

Alternator

Part Number: 1BP00818AA
bproauto bproauto
Other Names: 840249258691
Fits:
  • Dodge:
    • Ram 2500,
    • Ram 3500,
    • Ram 4500,
    • Ram 5500
Out of Stock

Alternator

Part Number: 1BP00838AA
bproauto bproauto
Other Names: 840249258868
Fits:
  • Chrysler:
    • Sebring
  • Dodge:
    • Avenger
Out of Stock

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