Part #: N11291

BBB Industries N11291 Alternator

NEW ALTERNATOR
⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦NEW ALTERNATOR
🚗Fitment: Ford, F-250 Super Duty and F-350 Super Duty
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Reliable Alternator Replacement for Ford Super Duty Trucks

The BBB Industries NEW ALTERNATOR N11291 is designed to provide consistent electrical performance for Ford F-250 Super Duty and F-350 Super Duty models. Engineered to meet OEM specifications, this alternator ensures your vehicle's charging system operates efficiently under demanding conditions.

  • Amperage rating of 125 amps for stable power output
  • Internal fan cooling method to maintain optimal operating temperature
  • Conventional pulley with 8 grooves and 2-11/16 inch diameter
  • Compatible with serpentine belt systems
  • Negative polarity and clockwise rotation direction
  • Internal voltage regulator for precise voltage control
  • OE manufacturer Nippondenso design for reliable fit and function

About the BBB Industries NEW ALTERNATOR Product Line

The NEW ALTERNATOR line from BBB Industries focuses on delivering alternators that meet or exceed original equipment standards. This product line emphasizes durability and compatibility, making it suitable for heavy-duty applications such as the Ford F-250 Super Duty and F-350 Super Duty trucks. The N11291 alternator is part of this line, offering a balance of performance and reliability for demanding electrical systems.

Detailed Product Description

The BBB Industries alternator N11291 features a 125-amp output, providing sufficient electrical power for the charging and starting systems of Ford Super Duty trucks. It uses an internal fan cooling method to prevent overheating during extended operation. The alternator includes a conventional pulley with 8 grooves, measuring 2-11/16 inches in diameter, designed for serpentine belt compatibility. Its negative polarity and clockwise rotation match the original equipment specifications, ensuring seamless integration. The internal voltage regulator maintains consistent voltage levels, protecting your vehicle's electrical components.

Common Applications and Issues Addressed

  • Replacement for failing or underperforming alternators in Ford F-250 Super Duty and F-350 Super Duty
  • Resolves battery charging problems and electrical system malfunctions
  • Addresses overheating issues caused by inefficient cooling in older alternators
  • Fixes pulley wear or damage affecting belt alignment and tension
  • Eliminates voltage irregularities impacting vehicle electronics

Installation Notes and Tips

Ensure the alternator is installed with the pulley aligned correctly to the serpentine belt system. Verify the clockwise rotation direction and negative polarity match your vehicle’s requirements. It is recommended to inspect the belt and tensioner for wear during installation. Proper electrical connections should be secured, and the plug clock position (2) should be aligned as per the vehicle’s wiring harness.

Quality Assurance and Warranty

BBB Industries manufactures the NEW ALTERNATOR N11291 to meet OEM standards, incorporating quality components such as the Nippondenso design. This alternator undergoes rigorous testing to ensure durability and reliable performance. Warranty details should be confirmed with the distributor or retailer, as they may vary.

BrandBBB Industries
Part NumberN11291
PositionNEW ALTERNATOR
Amperage Rating125
AC TapNo
Brushless DesignNo
Cooling MethodAir
Decoupled Or Clutch PulleyNo
Fan TypeInternal
Number Of Pulley Grooves8
OE ManufacturerNippondenso
One Wire CapableNo
Outside Pulley Diameter (in)2-11/16
Outside Pulley Diameter (mm)68
Plug Clock Position2
PolarityNegative
Pulley Belt TypeSerpentine
Pulley IncludedYes
Pulley TypeConventional
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2010FordF-250 Super Duty6.4LV8N/AExc Dual Alt System; 125 Amps; NEW ALTERNATOR
2010FordF-350 Super Duty6.4LV8N/AExc Dual Alt System; 125 Amps; NEW ALTERNATOR
2009FordF-250 Super Duty6.4LV8N/AExc Dual Alt System; 125 Amps; NEW ALTERNATOR
2009FordF-350 Super Duty6.4LV8N/AExc Dual Alt System; 125 Amps; NEW ALTERNATOR
2008FordF-250 Super Duty6.4LV8N/AExc Dual Alt System; 125 Amps; NEW ALTERNATOR
2008FordF-350 Super Duty6.4LV8N/AExc Dual Alt System; 125 Amps; NEW 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:

104210-54327C3T-10300-FB7C3Z-10346-ANB

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