Part #: 12724

Remy 12724 Alternator

Premium Remanufactured
⚙️ 22 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Premium Remanufactured
🚗Fitment: Lexus, IS250, IS350, GS350, and GS300
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Alternator for Lexus GS and IS Models

The Remy Premium Remanufactured Alternator 12724 is designed to provide dependable electrical charging and starting performance for select Lexus vehicles. Engineered to meet OEM specifications, this alternator ensures consistent power delivery and efficient operation for your Lexus GS300, GS350, IS250, and IS350 models.

  • 150 Ampere rating for robust electrical output
  • Internal fan type for effective cooling
  • Remanufactured to OEM standards by Nippondenso
  • Includes pulley for straightforward installation
  • Clockwise rotation direction compatible with specified Lexus models
  • 12 Volt system with internal voltage regulator

About the Premium Remanufactured Product Line

The Premium Remanufactured line by Remy offers alternators that have been carefully rebuilt to meet or exceed original equipment manufacturer (OEM) standards. This process includes thorough testing and replacement of worn components, ensuring reliable performance and longevity. The 12724 alternator benefits from this rigorous remanufacturing process, providing a cost-effective alternative to new parts without compromising quality.

Detailed Product Features and Specifications

This alternator features a 150 ampere rating, suitable for vehicles requiring higher electrical output. The internal fan design helps maintain optimal operating temperatures by efficiently dissipating heat during operation. The included pulley simplifies installation, eliminating the need for additional parts. Designed with a clockwise rotation direction, it matches the original equipment setup for the Lexus GS300, GS350, IS250, and IS350. The internal voltage regulator maintains consistent voltage output within the 12-volt electrical system, protecting your vehicle’s electrical components.

Common Applications and Problem Resolution

  • Restores charging system functionality in Lexus GS300, GS350, IS250, and IS350
  • Resolves dimming headlights and electrical accessory malfunctions
  • Eliminates battery drain caused by faulty alternators
  • Addresses warning lights related to charging system failures
  • Improves engine starting reliability and overall electrical system performance

Installation Notes and Tips

Before installation, verify compatibility with your Lexus model and engine configuration. The included pulley allows for direct replacement without additional parts. Ensure the battery is disconnected prior to removal of the old alternator to prevent electrical shorts. Follow manufacturer torque specifications when securing the alternator to avoid damage. After installation, test the charging system to confirm proper operation.

Quality Assurance and Warranty Information

The Remy Premium Remanufactured Alternator 12724 undergoes comprehensive testing to meet OEM performance standards. This part is backed by a limited warranty, providing coverage against defects in materials and workmanship. Refer to the warranty documentation for specific terms and conditions.

BrandRemy
Part Number12724
PositionPremium Remanufactured
Amperage Rating150
Fan TypeInternal
New or RemanufacturedRemanufactured
OE ManufacturerNippondenso
Pulley IncludedYes
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 22 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersPositionNotes
2013LexusIS250Sedan2.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2013LexusIS350Sedan3.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2012LexusIS250Sedan2.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2012LexusIS350Sedan3.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2011LexusGS3503.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2011LexusIS250Sedan2.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2011LexusIS350Sedan3.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2010LexusGS3503.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2010LexusIS250Sedan2.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2010LexusIS350Sedan3.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2009LexusGS3503.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2009LexusIS2502.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2009LexusIS3503.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2008LexusGS3503.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2008LexusIS2502.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2008LexusIS3503.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2007LexusGS3503.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2007LexusIS2502.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2007LexusIS3503.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2006LexusGS3003.0LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2006LexusIS2502.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2006LexusIS3503.5LV6N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

104210-2050104210-2051104210-468027060-3106027060-3106127060-31062

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.