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Mechman High Amp Alternator for 11-26 Challenger, Charger, 300, Durango & Grand Cherokee 5.7/6.2/6.4L HEMI

Product Code: MECHMANALT
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In Production, Next Run Starts Shipping Around Jan 30th 2026

$429.00 - $599.00
Availability:
Usually ships in 24 to 48 hours
High Horse Performance is Veteran Owned & Operated
Description

The Elite series 240-amp alternator offers great amperage output and durability at a great price. 6 phase technology, combined with massive twin rectifier assemblies and 12 huge diodes make these alternators totally durable for daily use. These impressive alternators produce 200+ at engine idle RPM and 240+ amps at cruising speeds HOT RATED.

This alternator only comes with a similar sized as factory pulley, (55mm), so you are able to reuse your stock sized belt if it has less than 50K miles on it along with the tensioner. This is a plug and play alternator for factory vehicles. If you are needing this for an engine swap application, please see our engine swap section for an easy 1 wire 12v switched source operation.

 

The Elite series 320-amp alternator offers great amperage output and durability at a great price. 6 phase technology, combined with massive twin rectifier assemblies and 12 huge diodes make these alternators totally durable for daily use. These impressive alternators produce 180+ at engine idle RPM and 320+ amps at cruising speeds HOT RATED.

Like most high output alternators, this unit has optional pulley sizes, (46mm, 63.5mm or 74mm) and may require a shorter than serpentine belt for proper belt tension in some applications.

 

The 320-amp with 63.5mm pulley is our recommended alternator of choice and we normally keep these in stock for fast shipping!

 

The Elite series 370-amp alternator offers the highest possible amperage and durability available in a large case alternator. 6 phase technology combined with massive twin rectifier assemblies and 12 diodes makes these alternators totally durable for daily use, while still maintaining 180+ amps at engine idle speeds.

It is also available with optional pulley sizes, (46mm, 63.5mm or 74mm) and may require a shorter than serpentine belt for proper belt tension in some applications.

 

These alternators only work with the style OEM MOPAR 2-wire regulator connector shown above. A custom GM 4-pin regulator style can be custom ordered as well for those running standalone engine management systems. 

 

Applications: OEM Crossover part number is 04801834AD

  • 2012-2014 Chrysler 300C SRT8 6.4L
  • 2023 Chrysler 300C 6.4L
  • 2011-2026 Dodge Durango 5.7L
  • 2018-2024 Dodge Durango SRT 392 
  • 2021, 2023-2026 Durango SRT Hellcat
  • 2011-2023 Dodge Charger 5.7L
  • 2012-2014 Dodge Charger SRT8 6.4L
  • 2015-2023 Dodge Charger SRT 392
  • 2015-2023 Dodge Charger R/T Scat Pack 392
  • 2015-2020 Dodge Charger SRT Hellcat
  • 2011-2014 Dodge Challenger SRT8 6.4L
  • 2015-2023 Dodge Challenger SRT 392
  • 2015-2023 Dodge Challenger R/T Scat Pack 392
  • 2015-2018 Dodge Challenger SRT Hellcat
  • 2011-2021 Jeep Grand Cherokee 5.7L
  • 2012-2014 Jeep Grand Cherokee SRT8
  • 2015-2021 Jeep Grand Cherokee SRT 392
  • 2018-2019 Jeep Grand Cherokee Trackhawk

 

The Mechman 2 year limited warranty covers defects in materials and workmanship.

Warranty applies ONLY when:

  • Product purchased from authorized Mechman dealer
  • Product used for intended application
  • Product properly installed per Mechman specifications
  • Product not physically abused, misused, or modified

If Mechman determines the item failed due to manufacturer's defect, the item will be repaired and shipped
back to the Distributor at Mechan’s expense (continental US addresses only).

Warranty VOID If:

  • Purchased from unauthorized dealer or channel
  • Alternator physically abused, misused, or improperly installed
  • Used for application other than originally specified
  • Modified or tampered with

Not Covered If:

  • Repair expenses incurred by end user, or third parties
  • Installation or removal expenses
  • Shipping costs to Mechman facility (customer responsibility)
  • Return shipping outside continental US (customer pays both ways)

WARRANTY IS NON-TRANSFERRABLE