SUBARU 23700AA650 Alternator 2.5I

( Manufacturer Part Number: 23700AA650 ), ( Type: Alternator ), ( Voltage: 12 V ), ( Amperage: 110 A ), ( Features: Pulley Included ), ( Universal Fitment: No ), ( Finish: Unfinished ), ( Country Of Origin: Japan )

Review SUBARU Outback legacy 2.5i Alternator Used Oem fits OUTBACK LEGACY 2009–2012

The Subaru 23700AA650 alternator is a crucial component of the electrical system in Subaru Outback and Legacy models produced between 2009 and 2012 with a 2.5i engine. This alternator is designed to efficiently convert mechanical energy from the engine into electrical energy to power the vehicle's electrical systems and recharge the battery.

The alternator is built with a compact and robust design, featuring a cast aluminum housing that helps to dissipate heat and protect the internal components from wear and damage. The alternator pulley is also made of aluminum, reducing unsprung mass and contributing to improved vehicle performance.

The alternator is equipped with a diode rectifier that converts the alternating current (AC) produced by the alternator into direct current (DC) for use by the vehicle's electrical systems. The diode rectifier is designed to be efficient and long-lasting, ensuring consistent power output and reliable battery charging.

The alternator also includes a voltage regulator that maintains the battery voltage at an optimal level. This is important because the battery requires a consistent voltage level to effectively store and discharge electricity. The voltage regulator constantly monitors the battery voltage and adjusts the alternator output as necessary to maintain the optimal level.

The alternator is designed to meet or exceed OEM specifications, ensuring a reliable and long-lasting replacement for the original equipment alternator. It is also backed by a warranty that covers defects in materials and workmanship for a specified period of time, providing peace of mind for vehicle owners.

Installing the Subaru 23700AA650 alternator is a straightforward process that can be completed by a professional mechanic or an experienced do-it-yourselfer. The alternator comes with all necessary hardware and instructions for installation, making it easy to get the vehicle back on the road as soon as possible.

In summary, the Subaru 23700AA650 alternator is a high-quality and reliable replacement for the original equipment alternator in Subaru Outback and Legacy models produced between 2009 and 2012 with a 2.5i engine. Its compact and robust design, efficient diode rectifier, and reliable voltage regulator make it an excellent choice for vehicle owners looking to maintain the electrical systems in their Subaru.

The Subaru Outback and Legacy models from the 2009 to 2012 timeframe came equipped with a 2.5-liter four-cylinder engine. The alternator is a crucial component of the vehicle's charging system, responsible for converting mechanical energy into electrical energy to power the vehicle's electrical systems and recharge the battery. Here are some potential pros and cons when considering the purchase of a 2009-2012 Subaru Outback or Legacy 2.5i alternator:

1. Reliability: Subaru vehicles are known for their durability and reliability, and the alternators in these models are no exception. Many owners report long service life and minimal issues.

2. Availability: Aftermarket alternators for the 2009-2012 Subaru Outback and Legacy 2.5i models are widely available from various manufacturers, ensuring a good selection and competitive pricing.

3. Easy Installation: The alternator is a relatively simple component to replace, and the process should not require extensive mechanical knowledge or expertise.

1. Potential for Failure: While the alternators in these Subaru models are generally reliable, they can still fail. Symptoms of a failing alternator include a dimming or flickering headlight, a dead battery, or a warning light on the dashboard.

2. Cost: Replacing an alternator can be a significant expense, especially if you opt for an OEM (original equipment manufacturer) part. The cost of a new alternator, installation, and any related labor charges can add up quickly.

3. Environmental Impact: The manufacturing, transportation, and disposal of alternators contribute to the overall environmental impact of the automotive industry. Choosing a remanufactured or rebuilt alternator can help reduce this impact.

In conclusion, the decision to purchase a new alternator for a 2009-2012 Subaru Outback or Legacy 2.5i depends on various factors, including your personal budget, the severity of the issue, and your environmental concerns. If you prefer the peace of mind that comes with a new OEM part, then this may be the best option for you. However, if you're looking to save money and reduce your environmental footprint, consider purchasing a remanufactured or rebuilt alternator from a reputable supplier. Ultimately, it's essential to weigh the pros and cons carefully and make an informed decision based on your unique circumstances.

Details:

2009 2012 Subaru Outback/Legacy 2.5i Alternator with 110k miles, tested good.

part #: 23700aa650 prices

• $79.99-$615.93

specifications altnagen:

• for models: Outback, Legacy
• for makes: Subaru
• for years: 2009-2012
• mpn: 23700aa650
• type: Alternator
• voltage: 12 V
• amperage: 110 A
• features: Pulley Included
• universal fitment: No
• finish: Unfinished
• country of origin: Japan

returns altnagen:

• policy: No Returns

payments altnagen:

• wallet: Google-pay
• credit card: Diners-club
• other

seller altnagen:

• # reviews: 852
• rating: 100.0%
• city: Lafayette, Indiana

general altnagen:

• Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > Alternators Generators
• condition: Used

offer altnagen:

• started: April 27, 2026
• options: Ship-to-home
• quantity: 1
• availability: In Stock
• sold: 0
• best offers: True

shipping altnagen:

• transit: 4-11 Days
• service: USPS Ground Advantage
• class: Standard
• type: Calculated
• carrier: USPS
• cost: $0.00

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