Bosch
Alternator (Remanufactured)

Bosch AL3389X Alternator

Brand Bosch AL3389X
Voltage 12
Plug Clock Rear View Main Mounting Ear at 6 O Clock 5
Plug Type 295
Fan Type Internal
Rotation Direction Clockwise
External Fan Included No
One Wire Capable No
Pulley Included Yes
External Regulator Included No
Pulley Groove Quantity 7
Case Color Aluminum
Outside Pulley Diameter 53.7
Regulator Type Internal
Case Material Aluminum
Amperage Rating 150
New Or Remanufactured Remanufactured
Original Equipment Manufacturer Names Nd
Pulley Type 7s
Pulley Type / Belt Type (Alternator) 7s-cp
Product line Alternator (Remanufactured)
Fits Toyota · 23 vehicles

Remanufactured design. Built as a service replacement for charging-system repair.

150-amp output. Provides strong electrical charging capacity for demanding systems.

Internal regulation. Integrated regulator and fan simplify the alternator design.

Cross-references 2706031180 and 2706031260 for the same application. See all 2.

$266.12Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $266.12
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Free returns within 60 days if it doesn't fit when fitment is verified.

Remanufactured Bosch Alternator

Bosch AL3389X is a remanufactured 12-volt alternator built for charging-system replacement on select Toyota trucks and SUVs. It features an internal fan, internal regulator, and included pulley for a direct-fit service part.

Key Features

  • 150-amp output for stable electrical charging performance.
  • Remanufactured Bosch alternator with aluminum case construction.
  • Internal fan and internal regulator for integrated operation.
  • 7-groove pulley with 7S-CP belt type and clockwise rotation.
  • Fits select Toyota 4Runner, FJ Cruiser, and Tundra applications.

Detailed Description

The Bosch AL3389X alternator is a remanufactured charging component engineered for vehicles that need dependable electrical output and consistent system voltage. With a 150-amp rating, 12-volt design, and included pulley, it supports replacement of the original charging unit while matching the specified plug and mounting configuration. This part cross-references Bosch-style interchange numbers 2706031180 and 2706031260 for the same application. Fits 2021-2023 Toyota 4Runner, N/A; Fits 2010-2020 Toyota 4Runner, N/A; Fits 2010-2014 Toyota FJ Cruiser, N/A; Fits 2011-2014 Toyota Tundra, N/A. Bosch AL3389X is a practical choice for Toyota 4Runner, FJ Cruiser, and Tundra charging-system service where the original alternator has failed or no longer maintains proper output.

What It Is Used For

  • Restoring battery charging after alternator wear or failure.
  • Correcting low-voltage or charging warning conditions.
  • Replacing a unit with a mismatched pulley or plug configuration.
  • Addressing charging instability under electrical load.
  • Returning the vehicle to normal accessory and ignition power support.

Installation Notes and Tips

Verify the vehicle’s alternator amperage requirement before ordering, since some listed applications note a 100-amp limit. Confirm plug type, pulley style, rotation direction, and mounting-ear orientation against the original unit before installation. Use the vehicle’s charging-system specifications to ensure the replacement matches the factory configuration.

Quality Assurance

Bosch Premium Alternators are designed, built, and tested for performance and reliability. AL3389X is remanufactured to support consistent charging-system service in the specified Toyota applications.

This part fits 23 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2023Toyota4Runner4.0LV6Alternator (Remanufactured)
2022Toyota4Runner4.0LV6Alternator (Remanufactured)
2021Toyota4Runner4.0LV6Alternator (Remanufactured)
2020Toyota4Runner4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2019Toyota4Runner4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2018Toyota4Runner4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2017Toyota4Runner4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2016Toyota4Runner4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2015Toyota4Runner4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2014Toyota4Runner4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2014ToyotaFJ Cruiser4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2014ToyotaTundra4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2013Toyota4Runner4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2013ToyotaFJ Cruiser4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2013ToyotaTundra4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2012Toyota4Runner4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2012ToyotaFJ Cruiser4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2012ToyotaTundra4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2011Toyota4Runner4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2011ToyotaFJ Cruiser4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2011ToyotaTundra4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2010Toyota4Runner4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
2010ToyotaFJ Cruiser4.0LV6To 100 Amp Alternator; Alternator (Remanufactured)
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
27060311802706031260