Part #: 11579

BBB Industries 11579 Alternator

REMAN ALTERNATOR
3 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$236.28Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
REMAN ALTERNATOR
Fitment: Subaru, Forester
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Alternator Replacement for Subaru Forester

The BBB Industries REMAN ALTERNATOR 11579 is designed to provide consistent 12-volt electrical power for your Subaru Forester. Engineered to meet OEM specifications, this remanufactured alternator ensures dependable charging performance and long service life.

  • 120 ampere output for efficient electrical system support
  • Internal voltage regulator for stable voltage control
  • Air-cooled design with internal fan for effective heat dissipation
  • Conventional pulley with 6 grooves and 2-1/8 inch diameter
  • Compatible with serpentine belt systems and clockwise rotation
  • Negative polarity and plug clock position at 5 o'clock
  • OE manufacturer: Mitsubishi

About the REMAN ALTERNATOR Product Line

The REMAN ALTERNATOR line by BBB Industries offers remanufactured alternators that restore original equipment performance. Each unit undergoes thorough testing and rebuilding to meet strict quality standards. The 11579 model maintains the original Mitsubishi design features, ensuring compatibility and reliable operation for Subaru Forester vehicles.

Detailed Product Description

This alternator features a 120 amp amperage rating suitable for the electrical demands of the Subaru Forester. It uses an air cooling method with an internal fan to maintain optimal operating temperatures. The pulley included is conventional type with six grooves, measuring 2-1/8 inches in diameter, designed for serpentine belt compatibility. The alternator rotates clockwise and has a negative polarity configuration. The internal voltage regulator helps maintain consistent voltage output, protecting your vehicle's electrical components.

Common Applications and Issues Addressed

  • Replacement for failing or weak alternators in Subaru Forester models
  • Resolves battery charging problems and electrical system malfunctions
  • Eliminates dimming headlights and electrical accessory failures
  • Addresses issues with serpentine belt-driven alternator pulley wear
  • Restores proper voltage regulation and prevents battery drain

Installation Notes and Tips

Ensure the alternator is installed with the pulley aligned correctly for serpentine belt tension. Verify the plug clock position is set to 5 o'clock for proper electrical connection. Confirm the rotation direction is clockwise to match the vehicle’s original setup. It is recommended to inspect the serpentine belt and related components during installation for optimal performance.

Quality Assurance and Warranty

BBB Industries remanufactured alternators undergo comprehensive testing to meet OEM standards. The REMAN ALTERNATOR 11579 is built to provide reliable performance and durability. Please refer to BBB Industries’ warranty policy for specific coverage details.

BrandBBB Industries
Part Number11579
PositionREMAN ALTERNATOR
Amperage Rating120
AC TapNo
Brushless DesignNo
Cooling MethodAir
Decoupled Or Clutch PulleyNo
Fan TypeInternal
Number Of Pulley Grooves6
OE ManufacturerMitsubishi
One Wire CapableNo
Outside Pulley Diameter (in)2-1/8
Outside Pulley Diameter (mm)54
Plug Clock Position5
PolarityNegative
Pulley Belt TypeSerpentine
Pulley IncludedYes
Pulley TypeConventional
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2013SubaruForester2.5LH4N/A120 Amp Alternator - please confirm fitment and compatibility with your vehicle before purchasing.; REMAN ALTERNATOR
2012SubaruForester2.5LH4N/A120 Amp Alternator - please confirm fitment and compatibility with your vehicle before purchasing.; REMAN ALTERNATOR
2011SubaruForester2.5LH4N/A120 Amp Alternator - please confirm fitment and compatibility with your vehicle before purchasing.; REMAN ALTERNATOR

* 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:

23700-AA70023700-AA701A2TL0091A2TL0091A

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