Remy 12302 Alternator

Remanufactured Alternator for Lexus GS300 and IS300

Remy 12302 is a premium remanufactured 12-volt alternator built for charging-system service on select Lexus applications. It delivers 100 amps with an internal voltage regulator, internal fan, and clockwise rotation, making it a direct-fit option for vehicles that use the Nippondenso OE design.

Compatible with 1998-2005 Lexus GS300 and 2001-2005 Lexus IS300 applications, Remy 12302 is a practical choice when you need a replacement alternator that matches the original electrical layout and pulley configuration. This part number is also referenced as 12302 for easy catalog lookup.

Key Features

• 100-amp output for OE-style charging performance
• 12-volt remanufactured alternator
• Internal voltage regulator
• Internal fan design
• Pulley included
• Clockwise rotation
• OE manufacturer reference: Nippondenso
• Remy Premium Remanufactured product line

Product Details

Remy Premium Remanufactured focuses on rebuilt electrical components that follow original equipment design requirements. For this alternator, the OE-style Nippondenso architecture, internal regulation, and 100-amp rating support proper charging-system operation in Lexus GS300 and Lexus IS300 models. If you are searching for a Lexus GS300 alternator 100 amp or a Lexus IS300 remanufactured alternator, Remy 12302 is built around those fitment needs.

This part cross-references Toyota/Lexus OE and aftermarket numbers 27060-46270 and 101211-7800 for the same application. The part number 12302 is useful when matching catalog listings for Lexus GS300 alternator replacement and Lexus IS300 charging-system repair.

What It Helps Fix

• Battery warning light caused by alternator output loss
• Low charging voltage during driving or idle
• Dim lights or electrical instability from weak charging
• Noise or failure related to a worn alternator assembly
• Starting problems tied to insufficient battery recharge

Installation Notes and Tips

Verify the vehicle’s original alternator configuration before installation, including amperage, rotation direction, pulley setup, and regulator type. Confirm fitment against the existing unit on 1998-2005 Lexus GS300 and 2001-2005 Lexus IS300 models, since the notes indicate this alternator fits various alternator models within those applications. Inspect the belt, battery condition, and charging cables during replacement to help avoid repeat charging-system faults.

Quality Assurance

Remy Premium Remanufactured parts are remanufactured to restore core electrical function using OE-based design references. Remy 12302 is built as a remanufactured replacement alternator for Lexus GS300 and Lexus IS300 charging-system service.