Part #: AL4304X

Bosch AL4304X Alternator

Alternator (Remanufactured)
⚙️ 19 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Alternator (Remanufactured)
🚗Fitment: Subaru and Saab, Baja, 9-2X, Forester, Impreza, Legacy, and Outback
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Reliable Bosch Remanufactured Alternator for Saab and Subaru Vehicles

The Bosch AL4304X Alternator (Remanufactured) is designed to provide dependable electrical charging and starting performance for select Saab and Subaru models. Engineered to meet OEM specifications, this 12-volt alternator ensures consistent power delivery and efficient operation.

  • 12-volt electrical system compatibility
  • Internal fan type with included external fan for optimal cooling
  • Clockwise rotation direction with plug clock rear view main mounting ear at 6 o'clock
  • Includes pulley with 5 grooves and 55mm outside diameter
  • Internal regulator type with external regulator included
  • Aluminum case material and color for durability and heat dissipation
  • Amperage rating of 90 amps suitable for standard charging needs
  • Plug type 319 for secure electrical connections
  • Compatible with multiple Subaru models and Saab 9-2X

Detailed Features of the Bosch AL4304X Alternator (Remanufactured)

This remanufactured alternator from Bosch’s Alternator (Remanufactured) product line is built to restore your vehicle’s charging system to factory standards. The aluminum case provides a lightweight yet durable housing, while the internal fan combined with an external fan ensures effective cooling during operation. The 5-groove pulley and 55mm diameter are designed to match the belt system of compatible vehicles, including Subaru Forester, Impreza, Legacy, Outback, Baja, and Saab 9-2X models. The internal regulator type with an included external regulator helps maintain stable voltage output, protecting your vehicle’s electrical components.

Compatible Vehicles and Common Applications

This Bosch AL4304X alternator is compatible with the following makes and models:

  • Saab 9-2X
  • Subaru Baja
  • Subaru Forester
  • Subaru Impreza
  • Subaru Legacy
  • Subaru Outback

It is designed to address issues such as:

  • Battery not charging properly
  • Dimming or flickering headlights
  • Electrical system warning lights on the dashboard
  • Unusual noises from the alternator area
  • Vehicle stalling or difficulty starting

Installation Notes and Tips

When installing the Bosch AL4304X alternator, ensure the vehicle’s battery is disconnected to prevent electrical shorts. Verify the pulley alignment and belt tension to avoid premature wear. The plug type 319 and mounting ear at 6 o’clock position facilitate proper fitment and secure connection. It is recommended to inspect the belt and related components during installation to maintain optimal charging system performance.

Quality Assurance and Warranty Information

As a remanufactured unit, this Bosch alternator undergoes rigorous testing to meet OEM standards for performance and reliability. The aluminum case and included components such as the pulley and external regulator are inspected to ensure durability. Bosch provides a limited warranty on this remanufactured alternator, offering assurance of quality and function for your Saab or Subaru vehicle.

BrandBosch
Part NumberAL4304X
PositionAlternator (Remanufactured)
Amperage Rating90
Case ColorAluminum
Case MaterialAluminum
Cases Per Pallet (ORLY)100
External Fan IncludedYes
External Regulator IncludedYes
Fan TypeInternal
New Or RemanufacturedRemanufactured
One Wire CapableNo
Original Equipment Manufacturer NamesHI, MI
Outside Pulley Diameter55
PackagingBox
Plug Clock Rear View Main Mounting Ear at 6 O Clock10
Plug Type319
Pulley Groove Quantity5
Pulley IncludedYes
Pulley Type5S
Pulley Type / Belt Type (Alternator)5S
Regulator TypeInternal
Rotation DirectionClockwise
Unit(s) per Car Qty (ORLY)1
Voltage12

This part fits 19 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006SubaruBaja2.5LH4N/AAlternator (Remanufactured)
2005Saab9-2X2.5LH4N/AAlternator (Remanufactured)
2005SubaruBaja2.5LH4N/AAlternator (Remanufactured)
2005SubaruForester2.5LH4N/AAlternator (Remanufactured)
2005SubaruImpreza2.5LH4N/AAlternator (Remanufactured)
2004SubaruBaja2.5LH4N/AAlternator (Remanufactured)
2004SubaruForester2.5LH4N/AAlternator (Remanufactured)
2004SubaruLegacy2.5LH4N/AAlternator (Remanufactured)
2004SubaruOutback2.5LH4N/AAlternator (Remanufactured)
2003SubaruBaja2.5LH4N/AAlternator (Remanufactured)
2003SubaruForester2.5LH4N/AAlternator (Remanufactured)
2003SubaruLegacy2.5LH4N/AAlternator (Remanufactured)
2003SubaruOutback2.5LH4N/AAlternator (Remanufactured)
2002SubaruLegacy2.5LH4N/AAlternator (Remanufactured)
2002SubaruOutback2.5LH4N/AAlternator (Remanufactured)
2001SubaruLegacy2.5LH4N/AAlternator (Remanufactured)
2001SubaruOutback2.5LH4N/AAlternator (Remanufactured)
2000SubaruLegacy2.5LH4N/AAlternator (Remanufactured)
2000SubaruOutback2.5LH4N/AAlternator (Remanufactured)

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

23700AA31A23700AA37023700AA37A32006062

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.