BBB Industries 42109 Alternator

Reman Alternator for Ford F-150

BBB Industries 42109 is a remanufactured alternator built for 12-volt charging systems that require 215 amps of output. It is a direct-fit electrical replacement for select 2015-2020 Ford F-150 applications without an AC power outlet, with OE-style features that match the original Nippondenso design.

The BBB Industries REMAN ALTERNATOR line focuses on remanufactured charging components for dependable electrical performance. Part number 42109 follows that approach with an internal voltage regulator, clockwise rotation, air cooling, and a decoupler pulley for serpentine belt systems.

• 215-amp amperage rating for high-demand charging systems
• 12-volt alternator with internal voltage regulator
• OE manufacturer reference: Nippondenso
• Decoupled pulley design with pulley included
• 6-groove serpentine belt pulley
• Clockwise rotation and internal fan
• Negative polarity configuration
• Plug clock position: 11
• Outside pulley diameter: 2-1/4 in. (57 mm)

This BBB Industries 42109 reman alternator is built for Ford F-150 charging-system service where OE-style fit and electrical output matter. It cross-references Ford OE numbers FL3T-10300-FA and FL3Z-10346-B for the same application.

Vehicle Fitment

Compatible with 2015-2020 Ford F-150, N/A, without AC power outlet.

Common Replacement Reasons

• Battery warning light or charging-system fault codes
• Low charging output under electrical load
• Dim lights, slow accessory performance, or weak battery recovery
• Alternator noise related to pulley or internal wear
• Failure of the original Ford F-150 alternator in high-demand use

Installation Notes

Verify the 11 o'clock plug clock position, 6-groove serpentine pulley setup, and clockwise rotation before installation. Confirm the vehicle is equipped without an AC power outlet and compare the OE part number and connector style to the original unit. Inspect the belt, tensioner, and charging cables during replacement to help ensure proper system operation.

Quality Assurance

BBB Industries remanufactures charging components to OE-style specifications for direct replacement use. Part number 42109 is a reman alternator intended to restore proper charging performance in supported Ford F-150 applications.