2009 Mercury Mountaineer Alternator Parts

Keep Your 2009 Mercury Mountaineer in Top Shape with Quality Alternator Parts

Whether you’re repairing or upgrading your Alternator Part, using high-quality parts is key to keeping your 2009 Mercury Mountaineer looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Alternators and Alternator Pigtails. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Alternator Parts from Trusted Brands

Looking for a reliable Alternator Part? We’ve got you covered with options from brands you know and trust like Carquest and Carquest Premium. For example, Carquest Alternator Parts start at just $17.99 with an average 4.4 star rating. Carquest Premium offer similar pricing and quality, backed by strong customer feedback. With over 22 reviews and a solid 4 star average, you can shop with confidence knowing other Mercury Mountaineer owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2009 Mercury Mountaineer Alternator Part at Advance Auto Parts is around $201.29, with a range that starts at $17.99 and goes up to $416.99. With 6 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Alternator: Remanufactured, 120 Amps, Limited Lifetime Warranty, Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty, and Alternator: Remanufactured, 115 Amps, Limited Lifetime Warranty start at just $229.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Alternator Part, don’t forget to check out other key components like Ignition Lock Parts and Starter Parts. At Advance Auto Parts, we’re here to help you keep your 2009 Mercury Mountaineer in peak condition, inside and out.

Essential 2009 Mercury Mountaineer Alternator Parts

Carquest Professional – Alternator: New, 130 Amps, Limited Lifetime Warranty (Part No.8519AN)

Alternator: New, 130 Amps, Limited Lifetime Warranty

from

$228.99
Carquest Professional alternators are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new alternators are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional alternators are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new alternators are built with all new components and are 100% triple tested to ensure high quality that is backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Manufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
  • All new components are utilized to ensure long service life
  • Housings are 100% new with dimensions computer gauged and measured to ensure proper fitment
  • Internal electronics are upgraded for heavy duty reliability (where applicable)
  • Regulators and rectifiers are 100% electronically load tested for reliable charging performance
  • Application-specific technical bulletins included where applicable
  • All units are 100% triple tested to ensure quality and performance
  • Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
  • Rotors and stators are load tested and double insulated for maximum charging performance
See More

Carquest Premium – Alternator: Remanufactured, 130 Amps, Limited Lifetime Warranty (Part No.7787A)

Alternator: Remanufactured, 130 Amps, Limited Lifetime Warranty

from

$197.99
Carquest Premium alternators are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium alternators are designed to meet or exceed OE specifications for fit, form and function. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
  • Regulators and rectifiers are 100% electronically load tested for reliable charging performance
  • 100% new OE-quality brushes and bearings are used to ensure long service life
  • Rotors and stators are load tested and double insulated for maximum charging performance
  • Slip rings are precision polished for maximum brush contact and service life
  • Application-specific technical bulletins included where applicable
  • All units are 100% triple tested to ensure quality and performance
  • Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
See More

Bosch – Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty (Part No.AL7788X)

Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty

from

$313.99
The Bosch Premium Alternator, delivering 150 amps at 12 VDC, is engineered for exceptional performance and reliability. Full-load tested to meet Bosch’s rigorous performance standards, this alternator ensures dependable operation under demanding conditions. Unlike rebuilt units, it is 100% factory-tested and remanufactured using high-quality materials and cutting-edge technology, offering superior durability and longevity. Designed with a clockwise rotation direction, it is built to handle the toughest electrical demands while maintaining consistent power output. Whether you’re replacing a worn-out alternator or upgrading for better performance, this premium unit provides outstanding value and peace of mind for your vehicle’s electrical system.

Product Features:


    Product Features:
    • Full-load tested to guarantee compliance with Bosch’s strict performance specifications
    • 100% factory tested, units are remanufactured (not rebuilt)
    • Built to last – uses high quality materials and the most technologically advanced developments.
    • Engineered for consistent power output, ensuring reliable performance under demanding electrical conditions.
    • Designed with a clockwise rotation direction to optimize compatibility and efficiency in your vehicle’s electrical system.
See More

Carquest Professional – Alternator: New, 130 Amps, Limited Lifetime Warranty (Part No.7773AN)

Alternator: New, 130 Amps, Limited Lifetime Warranty

from

$216.99
Carquest Professional alternators are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new alternators are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional alternators are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new alternators are built with all new components and are 100% triple tested to ensure high quality that is backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Manufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
  • All new components are utilized to ensure long service life
  • Housings are 100% new with dimensions computer gauged and measured to ensure proper fitment
  • Internal electronics are upgraded for heavy duty reliability (where applicable)
  • Regulators and rectifiers are 100% electronically load tested for reliable charging performance
  • Application-specific technical bulletins included where applicable
  • All units are 100% triple tested to ensure quality and performance
  • Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
  • Rotors and stators are load tested and double insulated for maximum charging performance
See More

Bosch – Alternator: Remanufactured, 130 Amps, 2 Year Limited Warranty (Part No.AL7537X)

Alternator: Remanufactured, 130 Amps, 2 Year Limited Warranty

from

$196.99
The Bosch Premium Alternator is engineered for exceptional performance and reliability, making it a top choice for demanding automotive needs. This remanufactured unit is full-load tested to meet Bosch’s rigorous performance standards, ensuring dependable operation under all conditions. With a robust 130-amp output and 12 VDC voltage, it delivers the power your vehicle requires. Built with high-quality materials and cutting-edge technology, this alternator is designed to last, providing long-term value and peace of mind. Its clockwise rotation direction ensures compatibility with a wide range of vehicles, while the 100% factory testing guarantees consistent quality. Choose Bosch for a premium alternator that combines durability, precision, and performance.

Product Features:


    Product Features:
    • Full-load tested to guarantee compliance with Bosch’s strict performance specifications
    • 100% factory tested, units are remanufactured (not rebuilt)
    • Built to last – uses high quality materials and the most technologically advanced developments.
    • Delivers a robust 130-amp output, ensuring sufficient power for demanding automotive applications.
    • Clockwise rotation design enhances compatibility with a wide range of vehicle models.
See More

Carquest Standard – Alternator: Remanufactured, 130 Amps, 1 Year Limited Warranty (Part No.7787AV)

Alternator: Remanufactured, 130 Amps, 1 Year Limited Warranty

from

$158.99
Carquest Standard alternators are designed and built to meet original equipment (O.E.) specifications, while providing great value. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. All of our Carquest Standard alternators are inspected and 100% tested to ensure they are built to meet OEM fit, form and function. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:


    Product Features:
    • Designed to meet OE specifications for fit, form and function
    • Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
    • Application-specific technical bulletins included where applicable
    • All units are 100% triple tested to ensure quality and performance
    • Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
See More

Carquest Professional – Alternator: New, 130 Amps, Limited Lifetime Warranty (Part No.7787AN)

Alternator: New, 130 Amps, Limited Lifetime Warranty

from

$249.99
Carquest Professional alternators are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new alternators are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional alternators are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new alternators are built with all new components and are 100% triple tested to ensure high quality that is backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Manufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
  • All new components are utilized to ensure long service life
  • Housings are 100% new with dimensions computer gauged and measured to ensure proper fitment
  • Internal electronics are upgraded for heavy duty reliability (where applicable)
  • Regulators and rectifiers are 100% electronically load tested for reliable charging performance
  • Application-specific technical bulletins included where applicable
  • All units are 100% triple tested to ensure quality and performance
  • Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
  • Rotors and stators are load tested and double insulated for maximum charging performance
See More

Carquest Premium – Alternator: Remanufactured, 135 Amps, Limited Lifetime Warranty (Part No.8448A)

Alternator: Remanufactured, 135 Amps, Limited Lifetime Warranty

from

$218.99
Carquest Premium alternators are premium constructed, original equipment (O.E.) replacement parts with industry-leading limited warranties. Our Carquest Premium alternators are designed to meet or exceed OE specifications for fit, form and function. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading limited warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:


    Product Features:
    • Designed to meet or exceed OE specifications for fit, form and function
    • Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
    • Regulators and rectifiers are 100% electronically load tested for reliable charging performance
    • 100% new OE-quality brushes and bearings are used to ensure long service life
    • Rotors and stators are load tested and double insulated for maximum charging performance
    • Slip rings are precision polished for maximum brush contact and service life
    • Application-specific technical bulletins included where applicable
    • All units are 100% triple tested to ensure quality and performance
    • Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
See More

Carquest Premium – Alternator: Remanufactured, 130 Amps, Limited Lifetime Warranty (Part No.7773A)

Alternator: Remanufactured, 130 Amps, Limited Lifetime Warranty

from

$207.99
Carquest Premium alternators are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium alternators are designed to meet or exceed OE specifications for fit, form and function. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:
  • Each unit is triple-tested to ensure quality and performance
  • All wear components (brushes, bushings, and bearings) are replaced with all NEW components in the remanufacturing process
  • Tech Hotline with trained ASE Certified Technicians: Call Carquest Technical Support at 1-800-228-9672
  • Remanufactured by an IATF/TS 16949 certified supplier, ensuring adherence to the highest industry standards for quality and reliability.
  • Designed to meet or exceed original equipment specifications for fit, form, and function, providing seamless integration and dependable performance.
See More

Bosch – Alternator: Remanufactured, 130 Amps, 2 Year Limited Warranty (Part No.AL7543X)

Alternator: Remanufactured, 130 Amps, 2 Year Limited Warranty

from

$212.99
The Bosch Premium Alternator, delivering 130 amps and 12 VDC, is engineered for exceptional performance and reliability. Full-load tested to meet Bosch’s rigorous performance standards, this alternator ensures dependable operation under demanding conditions. Unlike rebuilt units, it is 100% factory-tested and remanufactured using high-quality materials and cutting-edge technology, guaranteeing long-lasting durability. Designed with a clockwise rotation direction, it is built to seamlessly integrate into your vehicle’s electrical system. Whether you’re replacing a worn-out alternator or upgrading for better performance, this premium unit offers outstanding value and peace of mind.

Product Features:


    Product Features:
    • Full-load tested to guarantee compliance with Bosch’s strict performance specifications
    • 100% factory tested, units are remanufactured (not rebuilt)
    • Built to last – uses high quality materials and the most technologically advanced developments.
    • Engineered for seamless integration into your vehicle’s electrical system, ensuring optimal compatibility and performance.
    • Designed with a clockwise rotation direction to enhance operational efficiency and reliability.
See More

Carquest Premium – Alternator: Remanufactured, 130 Amps, Limited Lifetime Warranty (Part No.8519A)

Alternator: Remanufactured, 130 Amps, Limited Lifetime Warranty

from

$199.99
The Carquest Premium Remanufactured Alternator delivers exceptional reliability and performance, making it a top choice for Ford vehicles. Engineered to meet or exceed OE standards, this alternator boasts a robust 130-amp output and operates at 12.0 VDC with a clockwise rotation. Each unit undergoes a meticulous remanufacturing process, replacing all wear components – such as brushes, bushings, and bearings – with brand-new parts to ensure long-lasting durability. Triple-tested for quality and performance, it guarantees dependable service from components to final assembly. For added peace of mind, Carquest offers access to ASE Certified Technicians via their Tech Hotline, providing expert support when needed. Designed for a precise fit, form, and function, this alternator is a reliable solution for restoring your vehicle’s electrical system to peak performance.

Product Features:
  • Each unit is triple-tested to ensure quality and performance
  • All wear components (brushes, bushings, and bearings) are replaced with all NEW components in the remanufacturing process
  • Tech Hotline with trained ASE Certified Technicians: Call Carquest Technical Support at 1-800-228-9672
  • Engineered to meet or exceed OE standards, ensuring reliable performance and compatibility with Ford vehicles.
  • Designed for precise fit, form, and function to restore your vehicle’s electrical system to optimal operation.
See More

WAI – Ford 4G Ir/If 130 Amp/12 Volt, Cw, 6-Groove/59Mm Od Pulley, Limited Lifetime Warranty (Part No.7787N-6G2)

Ford 4G Ir/If 130 Amp/12 Volt, Cw, 6-Groove/59Mm Od Pulley, Limited Lifetime Warranty

from

$207.99
This 130-amp alternator from WAI is engineered to deliver exceptional performance and reliability, making it a top choice for aftermarket replacements. Designed to meet or exceed OEM specifications, it ensures a perfect fit and hassle-free installation. The advanced voltage regulator protection safeguards against transient voltage spikes, preventing potential battery damage, while its low saturation voltage minimizes heat dissipation for enhanced durability. Featuring a high-power rectifier assembly with open junction press-fit diodes, this alternator is built to run cooler and last longer. Each unit comes with a printed copy of test results, providing transparency and confidence in its performance from the very first use. Whether you’re upgrading or replacing, this alternator offers superior quality and peace of mind.

Product Features:
  • Engineered to meet or exceed OEM specifications for a perfect fit and hassle-free installation.
  • Voltage regulator protection – load dump protected against transient voltage spikes avoiding potential battery damage. Low saturation voltage results in lower heat dissipation. Fully compliant in communication with ECU.
  • High power rectifier assembly is designed with higher power open junction press fit diodes to keep the units running cool.
  • Each unit includes a printed copy of the test results so you know exactly what to expect from our parts right from the first time they power on.
  • Built for enhanced durability, the alternator’s advanced design minimizes heat dissipation, ensuring long-lasting performance even under demanding conditions.
See More

Carquest Premium – Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty (Part No.11433A)

Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty

from

$328.99
Carquest Premium alternators are premium constructed, original equipment (O.E.) replacement parts with industry-leading limited warranties. Our Carquest Premium alternators are designed to meet or exceed OE specifications for fit, form and function. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading limited warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:


    Product Features:
    • Designed to meet or exceed OE specifications for fit, form and function
    • Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
    • Regulators and rectifiers are 100% electronically load tested for reliable charging performance
    • 100% new OE-quality brushes and bearings are used to ensure long service life
    • Rotors and stators are load tested and double insulated for maximum charging performance
    • Slip rings are precision polished for maximum brush contact and service life
    • Application-specific technical bulletins included where applicable
    • All units are 100% triple tested to ensure quality and performance
    • Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
See More

Bosch – Alternator: Remanufactured, 115 Amps, Limited Lifetime Warranty (Part No.AL7815X)

Alternator: Remanufactured, 115 Amps, Limited Lifetime Warranty

from

$229.99
The Bosch Premium Alternator, delivering 115 amps and 12 VDC, is engineered for exceptional performance and reliability. This remanufactured unit undergoes 100% factory testing and full-load evaluations to meet Bosch’s rigorous performance standards, ensuring optimal functionality for your vehicle’s electrical system. Built with high-quality materials and advanced technology, it offers long-lasting durability and dependable operation. Designed for clockwise rotation, this alternator provides peace of mind with its robust construction and adherence to strict specifications, making it a reliable solution for replacing a worn-out unit.

Product Features:


    Product Features:
    • Full-load tested to guarantee compliance with Bosch’s strict performance specifications
    • 100% factory tested, units are remanufactured (not rebuilt)
    • Built to last – uses high quality materials and the most technologically advanced developments.
    • Engineered for optimal electrical system performance, ensuring consistent and reliable power delivery.
    • Designed with robust construction to withstand demanding conditions and provide long-lasting operation.
See More

Carquest – Alternator Electrical Connector (Part No.PT754)

Alternator Electrical Connector

from

$17.99
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our knock sensors are designed to respond to knock frequencies up to 1000 Hz accommodating shifts in engine knock frequency making it a more flexible sensor responding to correct engine knock over a broad range of vehicle conditions
  • Manufacturing processes include an automated data acquisition system to continuously monitor the sensor output to ensure that it responds with appropriate voltage output at the specified frequency range
  • All units are 100% tested using an accelerometer vibration test to ensure trouble-free operation
  • Featuring the broadest sensor coverage in the market, we meet the service professionals needs with the highest quality product every time he opens the box
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

Motorcraft – MOTOR – WINDOW (Part No.WPT-119)

MOTOR - WINDOW

from

$19.99
MOTOR – WINDOW

Most Popular Alternators for 2009 Mercury Mountaineers

Enhance your 2009 Mercury Mountaineer with one of the 4 Alternators we have in stock, starting at just $229.99.

Carquest Premium – Alternator: Remanufactured, 120 Amps, Limited Lifetime Warranty (Part No.11275A)

Alternator: Remanufactured, 120 Amps, Limited Lifetime Warranty

from

$416.99
Carquest Premium alternators are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium alternators are designed to meet or exceed OE specifications for fit, form and function. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
  • Regulators and rectifiers are 100% electronically load tested for reliable charging performance
  • 100% new OE-quality brushes and bearings are used to ensure long service life
  • Rotors and stators are load tested and double insulated for maximum charging performance
  • Slip rings are precision polished for maximum brush contact and service life
  • Application-specific technical bulletins included where applicable
  • All units are 100% triple tested to ensure quality and performance
  • Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
See More

Carquest Premium – Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty (Part No.11433A)

Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty

from

$328.99
Carquest Premium alternators are premium constructed, original equipment (O.E.) replacement parts with industry-leading limited warranties. Our Carquest Premium alternators are designed to meet or exceed OE specifications for fit, form and function. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading limited warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:


Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
  • Regulators and rectifiers are 100% electronically load tested for reliable charging performance
  • 100% new OE-quality brushes and bearings are used to ensure long service life
  • Rotors and stators are load tested and double insulated for maximum charging performance
  • Slip rings are precision polished for maximum brush contact and service life
  • Application-specific technical bulletins included where applicable
  • All units are 100% triple tested to ensure quality and performance
  • Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
See More

Bosch – Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty (Part No.AL7788X)

Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty

from

$313.99
The Bosch Premium Alternator, delivering 150 amps at 12 VDC, is engineered for exceptional performance and reliability. Full-load tested to meet Bosch’s rigorous performance standards, this alternator ensures dependable operation under demanding conditions. Unlike rebuilt units, it is 100% factory-tested and remanufactured using high-quality materials and cutting-edge technology, offering superior durability and longevity. Designed with a clockwise rotation direction, it is built to handle the toughest electrical demands while maintaining consistent power output. Whether you’re replacing a worn-out alternator or upgrading for better performance, this premium unit provides outstanding value and peace of mind for your vehicle’s electrical system.

Product Features:


Product Features:
  • Full-load tested to guarantee compliance with Bosch’s strict performance specifications
  • 100% factory tested, units are remanufactured (not rebuilt)
  • Built to last – uses high quality materials and the most technologically advanced developments.
  • Engineered for consistent power output, ensuring reliable performance under demanding electrical conditions.
  • Designed with a clockwise rotation direction to optimize compatibility and efficiency in your vehicle’s electrical system.
See More

Bosch – Alternator: Remanufactured, 115 Amps, Limited Lifetime Warranty (Part No.AL7815X)

Alternator: Remanufactured, 115 Amps, Limited Lifetime Warranty

from

$229.99
The Bosch Premium Alternator, delivering 115 amps and 12 VDC, is engineered for exceptional performance and reliability. This remanufactured unit undergoes 100% factory testing and full-load evaluations to meet Bosch’s rigorous performance standards, ensuring optimal functionality for your vehicle’s electrical system. Built with high-quality materials and advanced technology, it offers long-lasting durability and dependable operation. Designed for clockwise rotation, this alternator provides peace of mind with its robust construction and adherence to strict specifications, making it a reliable solution for replacing a worn-out unit.

Product Features:


Product Features:
  • Full-load tested to guarantee compliance with Bosch’s strict performance specifications
  • 100% factory tested, units are remanufactured (not rebuilt)
  • Built to last – uses high quality materials and the most technologically advanced developments.
  • Engineered for optimal electrical system performance, ensuring consistent and reliable power delivery.
  • Designed with robust construction to withstand demanding conditions and provide long-lasting operation.
See More

Best-Selling 2009 Mercury Mountaineer Alternator Pigtails

Upgrade your Mountaineer with one of our 2 best-selling Alternator Pigtails, earning an average 4 stars rating across 10 reviews.

Carquest – Alternator Electrical Connector (Part No.PT754)

Alternator Electrical Connector

from

$17.99
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our knock sensors are designed to respond to knock frequencies up to 1000 Hz accommodating shifts in engine knock frequency making it a more flexible sensor responding to correct engine knock over a broad range of vehicle conditions
  • Manufacturing processes include an automated data acquisition system to continuously monitor the sensor output to ensure that it responds with appropriate voltage output at the specified frequency range
  • All units are 100% tested using an accelerometer vibration test to ensure trouble-free operation
  • Featuring the broadest sensor coverage in the market, we meet the service professionals needs with the highest quality product every time he opens the box
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

Motorcraft – MOTOR – WINDOW (Part No.WPT-119)

MOTOR - WINDOW

from

$19.99
MOTOR – WINDOW

Top-Rated Alternator Part Brands For Your 2009 Mercury Mountaineer

When it comes to finding the perfect Alternator Part for your 2009 Mercury Mountaineer, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 trusted brands. We carry the most popular Alternator Part brands including Carquest and Carquest Premium, and more, all known for their exceptional customer ratings (average brand rating of 4.4 stars) and competitive prices, as low as $17.99. Purchasing a Alternator Part from us here at Advance Auto Parts is a smart move for both you and your 2009 Mercury Mountaineer, providing peace of mind with parts that meet or exceed OEM standards.

Popular Carquest 2009 Mercury Mountaineer Alternator Parts

If you’re looking for a top-quality Alternator Part for your 2009 Mercury Mountaineer, Advance Auto Parts has exactly what you need with our selection of Carquest Alternator Parts. We have 1 Carquest Alternator Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $17.99, you’ll find the perfect Alternator Part for your needs and budget. Carquest Alternator Parts for the 2009 Mercury Mountaineer come highly rated, with over 10 customer reviews and an impressive average rating of 4.4 stars. Choosing a Carquest Alternator Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Alternator Electrical Connector
from $17.99
(10)
Alternator Electrical Connector
“Replaced this with the alternator. It is a hard job to get out so time to replace it with the alternator.”

Top-Quality Carquest Premium 2009 Mercury Mountaineer Alternator Parts

For those in search of a high-quality Alternator Part for their 2009 Mercury Mountaineer, Advance Auto Parts offers a great selection of Carquest Premium Alternator Parts. With 1 Carquest Premium Alternator Parts in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Alternator Parts start at just $416.99, giving you a range of options to suit your budget. Backed by over 1 customer ratings and an average rating of 4.4 stars, Carquest Premium Alternator Parts provide both reliability and excellent performance. Choosing a Carquest Premium Alternator Part from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Alternator: Remanufactured, 120 Amps, Limited Lifetime Warranty
from $416.99
(1)
Alternator: Remanufactured, 120 Amps, Limited Lifetime Warranty
“Good experience and happy they had what I needed in stock.”

FAQs for 2009 Mercury Mountaineer Alternator Parts

What are the best-selling Alternator Parts for 2009 Mercury Mountaineers?

Out of 6 Alternator Parts that fit 2009 Mercury Mountaineers, the following parts are the top sellers:

What’s the price range for 2009 Mercury Mountaineer Alternator Parts?

The prices of Alternator Parts for the 2009 Mercury Mountaineer range from $17.99 up to $416.99 for the most premium parts.

What is the average price of an Alternator Part for a 2009 Mercury Mountaineer?

The average price for Alternator Parts for the 2009 Mercury Mountaineer is $201.29. Keep in mind the variety of part types within our Alternator Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Alternator Parts for other Mercury Mountaineer model years?

Yes, we carry Alternator Parts for 12 model years of Mercury Mountaineers between 1997 and 2010. The following model years are the most popular for Alternator Part purchases: 2010, 2008, 2007, 2006, 2005, 2004, 2003, 2002, and 2001.

What are the cheapest Alternator Parts for my 2009 Mercury Mountaineer?

The cheapest 2009 Mercury Mountaineer Alternator Parts we carry are:

Does Advance Auto Parts sell Alternator Parts for any other 2009 Mercury models?

Yes. We stock Alternator Parts for 3 other popular 2009 Mercury models. Some of the most popular are 2009 Grand Marquis Alternator Parts, 2009 Sable Alternator Parts, 2009 Mariner Alternator Parts, and 2009 Milan Alternator Parts.

What are the top-rated Alternator Parts that fit the 2009 Mercury Mountaineer?

Based on 22 reviews by customers, our 2009 Mercury Mountaineer Alternator Parts have an average customer rating of 4 stars. These are the highest-rated categories of Alternator Parts for the 2009 Mercury Mountaineer and their top-rated products:

What types of Alternator Parts do you sell for my 2009 Mercury Mountaineer?

As of 11/2/25, these are some of the most in-demand types of Alternator Parts for a 2009 Mercury Mountaineer:

Can I get help with 2009 Mercury Mountaineer Alternator Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Mercury Alternator Parts and more.

What is your return policy for Mercury Mountaineer Alternator Parts?

Advance Auto Parts keeps returns simple. For new Mercury Mountaineer Alternator Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.