Alternator for 2007 2008 2009 Nissan Altima Sentra 2.5L 23100-JA02A 11258

Alternator for Nissan 2.5L

This alternator replaces the charging unit on 2007 to 2009 Nissan Altima and Sentra 2.5L models, cross-referencing 23100-JA02A and 11258 to keep the battery charged and electrical systems running.

Overview

This alternator is a direct-fit charging replacement for the 2.5L engine in 2007 to 2009 Nissan Altima and Sentra models. It generates the current needed to keep the battery charged and power the lights, ignition, and accessories while driving. It suits owners and technicians replacing a failed or weak alternator on these Nissan 2.5L vehicles.

Built For Performance

• Designed as a direct replacement for the factory alternator on Nissan 2.5L applications
• Cross-references OEM part numbers 23100-JA02A and 11258
• Internal voltage regulator controls output for stable charging
• Sealed bearings and copper windings for dependable output
• Correct pulley and mounting configuration for bolt-on installation

Fits These Machines

• for Nissan Altima 2007 to 2009 with 2.5L engine
• for Nissan Sentra 2007 to 2009 with 2.5L engine

On-The-Job Use

• Replacing an alternator that no longer keeps the battery charged
• Fixing dim lights, warning lights, or a dead battery caused by weak charging
• Routine electrical repair on Nissan 2.5L commuter cars

Specs At A Glance

Good To Know

Q: How do I know my alternator needs replacing? A: Common signs include a battery warning light, dimming lights, a slipping belt noise, or a battery that keeps going dead. Q: Should I check the belt and battery at the same time? A: A worn belt or weak battery can mimic alternator trouble, so inspecting both before and after install helps confirm the fix.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.