BBB Industries
REMAN ALTERNATOR

BBB Industries 8437 Alternator

Brand BBB Industries 8437
AC Tap No
Amperage Rating 135
Brushless Design No
Cooling Method Air
Decoupled Or Clutch Pulley No
Fan Type Internal
Number Of Pulley Grooves 6
OE Manufacturer Ford
One Wire Capable No
Outside Pulley Diameter (in) 2-3/8
Outside Pulley Diameter (mm) 61
Plug Clock Position 3
Polarity Negative
Pulley Belt Type Serpentine
Pulley Included Yes
Pulley Type Conventional
Rotation Direction Clockwise
Series 6G
Voltage (V) 12
Voltage Regulator Type Internal
Product line REMAN ALTERNATOR
Fits Ford · 4 vehicles

Remanufactured unit. Restored for dependable charging performance.

135-amp output. Delivers strong electrical support for demanding systems.

Internal regulator. Built with an integrated voltage regulator for simpler setup.

Cross-references 4R3T-10300-AA, 4R3T-10300-AB and 4R3Z-10346-AA for the same application. See all 5.

$170.00Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $170.00
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

BBB Industries 8437 Reman Alternator for Mustang

BBB Industries 8437 is a remanufactured alternator for select 2005-2008 Ford Mustang applications. This 12-volt, 135-amp unit is built with an internal voltage regulator, internal fan, and conventional pulley setup for direct replacement service on the specified vehicles.

Key Features

  • 135-amp amperage rating for Ford charging system applications
  • 12V alternator with internal voltage regulator
  • Remanufactured BBB Industries REMAN ALTERNATOR line
  • 6G series design with clockwise rotation
  • Serpentine belt drive with 6-groove conventional pulley included
  • Air-cooled construction with internal fan
  • Negative polarity and 3 o'clock plug clock position

Product Details

BBB Industries 8437 is a reman alternator engineered for Ford charging systems that require a 135-amp output and a 6G series configuration. It uses a conventional pulley with six grooves for serpentine belt drive, measures 2-3/8 inches outside pulley diameter, and features an internal regulator for simplified electrical control. This part cross-references Ford service numbers 4R3T-10300-AA and 4R3Z-10346-AA for the same application. Use BBB Industries 8437 when replacing the alternator on a 2005-2008 Ford Mustang with the listed charging system specifications.

Common Replacement Reasons

  • Battery warning light or charging system warning
  • Low charging output at idle or under load
  • Noise from a worn alternator bearing or pulley assembly
  • Electrical instability affecting vehicle accessories
  • Failure of the original Ford alternator on Mustang applications

Installation Notes

Fits 2005-2008 Ford Mustang, N/A. Verify pulley groove count, plug clock position, rotation direction, and amperage rating before installation. Confirm the vehicle uses a serpentine belt drive and the specified 6G alternator configuration. Match the OE-style electrical connector and mounting points to the original unit before final installation.

Quality Assurance

BBB Industries remanufactured alternators are processed to meet application-specific replacement requirements for charging system service. This part is built for the listed Ford Mustang fitment and the specified electrical and pulley configuration.

This part fits 4 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2008FordMustang4.0LV6N/A135 Amps; REMAN ALTERNATOR
2007FordMustang4.0LV6N/A135 Amps; REMAN ALTERNATOR
2006FordMustang4.0LV6N/A135 Amps; REMAN ALTERNATOR
2005FordMustang4.0LV6N/A135 Amps; REMAN ALTERNATOR
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
4R3T-10300-AA4R3T-10300-AB4R3Z-10346-AA6R3Z-10346-AFR