BBB Industries N11390 Alternator

BBB Industries N11390 Alternator for Acura TSX and Honda Accord

The BBB Industries NEW ALTERNATOR N11390 is a 12-volt, 130-amp replacement alternator built for select Acura TSX and Honda Accord applications. It uses an internal voltage regulator, internal fan, and air cooling to support stable charging performance in everyday driving.

Key Features

• 130 amp amperage rating for OE-style charging output
• 12V alternator with internal voltage regulator
• Conventional pulley included with 7-groove serpentine belt design
• Clockwise rotation with negative polarity
• OE manufacturer reference: Nippondenso
• Plug clock position: 11
• Outside pulley diameter: 2-3/8 in. (60 mm)

Product Details

BBB Industries N11390 is a new alternator designed around OE-style specifications for charging-system service. It features air cooling, an internal fan, and a conventional pulley setup to match the electrical and mechanical requirements of the original application. This alternator cross-references 31100-R40-A01 and 104210-5890 for the same application. It is a direct-fit charging component for 2008-2012 Honda Accord and 2009-2014 Acura TSX vehicles, and it is also listed with interchange reference CSF89.

The BBB Industries NEW ALTERNATOR line focuses on replacement charging components built to meet common OE fitment needs. For shoppers searching for a 2008-2012 Honda Accord alternator or a 2009-2014 Acura TSX alternator, N11390 provides the key electrical and pulley specifications needed for proper system matching.

What This Alternator Helps Address

• Battery warning light caused by charging-system failure
• Low system voltage during driving or idle operation
• Dim lights or electrical accessories losing power
• Noise or wear related to a failing alternator assembly
• Charging output issues on Acura TSX and Honda Accord applications

Installation Notes and Tips

Verify pulley groove count, plug clock position, rotation direction, and voltage regulator type before installation. Confirm the vehicle uses a serpentine belt system and match the OE-style electrical connector layout to the 11 o’clock plug position. Always inspect the belt, tensioner, and battery condition when replacing an alternator to help prevent repeat charging concerns.

Quality Assurance

This BBB Industries alternator is built as a new replacement charging component with OE manufacturer reference to Nippondenso specifications. Confirm fitment by year, make, model, and charging-system configuration before installation.