BBB Industries N8406 Alternator

BBB Industries N8406 Alternator for Ford Focus

BBB Industries NEW ALTERNATOR N8406 is a 12-volt replacement alternator built for Ford applications that require a 110-amp charging output. It features an internal voltage regulator, internal fan, clockwise rotation, and a conventional pulley with a 6-rib serpentine belt interface.

Compatible with 2005-2007 Ford Focus, this alternator is listed for vehicles without California emissions. The BBB Industries NEW ALTERNATOR line focuses on direct-fit charging components for common OE-style replacement needs, and N8406 follows that approach with Ford OE manufacturer application data.

• 110 amp amperage rating for standard charging system output
• 12V alternator with internal voltage regulator
• Conventional pulley included, 6-groove serpentine belt type
• Internal fan and air cooling method
• Clockwise rotation with 3 o’clock plug clock position
• Ford OE manufacturer application data

Detailed Product Information

The BBB Industries N8406 alternator is a direct replacement charging component for the 2005-2007 Ford Focus, with fitment specified for non-California emissions vehicles. It uses a negative polarity configuration, a 6G series design, and a pulley diameter of 2-3/8 inches (61 mm). The unit is built for vehicles that need a conventional, pulley-included alternator with internal regulation and air cooling.

This part cross-references Ford service numbers such as 4S4T-10300-AC and 6S4T-10300-AD for the same application. Search terms such as Ford Focus alternator N8406, 2005 Ford Focus alternator 110 amp, and 2007 Ford Focus charging system replacement align with this part’s confirmed application data.

What This Alternator Helps Address

• Battery warning light caused by weak charging output
• Low system voltage during driving or idling
• Dim lights or electrical accessories operating inconsistently
• Charging system noise related to alternator wear
• Failure of the original Ford Focus alternator to maintain proper voltage

Installation Notes and Tips

Verify the vehicle is a 2005-2007 Ford Focus with no California emissions before ordering. Match the 110-amp rating, 6-groove serpentine pulley, clockwise rotation, and 3 o’clock plug position to the original unit before installation. Confirm belt condition and charging system connections during replacement to help ensure proper operation after installation.

Quality Assurance

BBB Industries supplies replacement electrical components for OE-style service applications, and the N8406 alternator is built around Ford-specific fitment data and standard charging-system specifications for the listed vehicles.