Alternator 23100-3M200 for Nissan Sentra 97-99 200SX 1997-1998 1.6L 80A 12V CW

Alternator for Nissan

This 12V 80A alternator, with OEM cross-reference 23100-3M200, is a replacement charging unit that keeps the battery topped up and the electrical system running on 1997 to 1999 Nissan Sentra and 1997 to 1998 200SX models with the 1.6L engine.

Overview

This alternator is a direct-fit replacement charging component for the Nissan Sentra and 200SX. It converts engine rotation into electrical current to recharge the battery and power lights, ignition, and accessories. It suits owners replacing a failed or worn alternator on 1.6L equipped vehicles.

Built For Performance

• 80 amp output supports factory electrical loads
• 12 volt design matches original system voltage
• Clockwise rotation for correct belt alignment
• OEM cross-reference 23100-3M200 for confident matching
• Built to restore consistent charging output

Fits These Machines

• for Nissan Sentra 1997-1999 1.6L
• for Nissan 200SX 1997-1998 1.6L

On-The-Job Use

• Restoring charge on a daily-driven Sentra
• Replacing a failed alternator in a 200SX
• Bringing a stored or project car back to reliable starting

Specs At A Glance

Good To Know

Q: Does the battery need to be disconnected during installation? A: Yes, disconnect the battery before removing the old alternator. Check belt tension and charging voltage after the new unit is installed.

Q: Will this fit every Sentra from 1997 to 1999? A: It is listed for the 1.6L engine application. Confirm your engine size, connector type, and pulley configuration before ordering.

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