2012 Jeep Wrangler Alternator Parts

Keep Your 2012 Jeep Wrangler 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 2012 Jeep Wrangler looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Alternators. 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 Premium. For example, Carquest Premium Alternator Parts start at just $257.99 with an average 4.4 star rating. With over 42 reviews and a solid 5 star average, you can shop with confidence knowing other Jeep Wrangler owners approve.

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 2012 Jeep Wrangler in peak condition, inside and out.

Essential 2012 Jeep Wrangler Alternator Parts

Omix – Alternator: 170 Amps (Part No.17225.18)

Alternator: 170 Amps

from

$819.99
Ensure your vehicle’s electrical system runs smoothly with this high-performance alternator. Designed with a robust 160-amp output, it provides reliable power to support your car’s computers, sensors, and other electrical components. Built in an OE style, this alternator offers a seamless, direct-fit installation, making it an ideal replacement for your worn-out or failing unit. If you’re experiencing symptoms like a check engine light or low voltage readings, this alternator is engineered to restore optimal performance and prevent further electrical issues. Its durable construction ensures long-lasting functionality, delivering excellent value and peace of mind for your investment.

Product Features:


    Product Features:
    • 160 amp
    • OE Style
    • Direct Fit
    • High-performance design ensures reliable power delivery to support advanced vehicle electronics.
    • Durable construction enhances longevity, providing consistent functionality and value over time.
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Carquest Premium – Alternator: Remanufactured, 117 Amps, Limited Lifetime Warranty (Part No.13876A)

Alternator: Remanufactured, 117 Amps, Limited Lifetime Warranty

from

$238.99
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, 140 Amps, 2 Year Limited Warranty (Part No.AL6477X)

Alternator: Remanufactured, 140 Amps, 2 Year Limited Warranty

from

$271.99
The Bosch Premium Alternator delivers exceptional performance and reliability, making it a top choice for your vehicle’s electrical system. With a robust 140-amp output and 12 VDC voltage, this alternator ensures consistent power delivery for demanding applications. It is full-load tested to meet Bosch’s stringent performance standards, guaranteeing dependable operation. Unlike rebuilt units, this alternator is 100% factory-tested and remanufactured using high-quality materials and cutting-edge technology, ensuring long-lasting durability. Designed for clockwise rotation, it is engineered to handle the toughest conditions while maintaining peak efficiency. Choose this alternator for a reliable, high-performance solution that stands the test of time.

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.
    • Designed for clockwise rotation to seamlessly integrate with compatible vehicle systems.
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Carquest Premium – Alternator: Remanufactured, 140 Amps, Limited Lifetime Warranty (Part No.11294A)

Alternator: Remanufactured, 140 Amps, Limited Lifetime Warranty

from

$232.99
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, 160 Amps, 2 Year Limited Warranty (Part No.AL6486X)

Alternator: Remanufactured, 160 Amps, 2 Year Limited Warranty

from

$183.99
The Bosch Premium Alternator delivers exceptional performance and reliability, making it a top choice for demanding automotive applications. With a robust 160-amp output and 12 VDC voltage, this alternator ensures consistent power delivery for your vehicle’s electrical systems. Engineered with high-quality materials and cutting-edge technology, it is built to withstand rigorous use and provide long-lasting durability. The unit is remanufactured, not rebuilt, and undergoes 100% factory testing to meet Bosch’s strict performance standards. Additionally, it is full-load tested to guarantee compliance with specifications, ensuring optimal functionality. Designed for clockwise rotation, this alternator is a dependable solution for maintaining your vehicle’s electrical 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.
    • Designed to deliver consistent and reliable power output, ensuring optimal performance for demanding automotive applications.
    • Engineered for durability with robust construction to withstand rigorous use and maintain long-lasting functionality.
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Carquest HD Electrical – Alternator – 12SI IR/EF 94 Amp/12 Volt, CW, 1-Groove Pulley (Part No.71-7294-9N)

Alternator - 12SI IR/EF 94 Amp/12 Volt, CW, 1-Groove Pulley

from

$169.99
Carquest Starters with 100% NEW construction will restore hard working vehicles to exceed OE specified performance & endurance. All new units and components offer unmatched performance, reduce downtime & customer comebacks. Carquest HD alternators are primed to keep you moving forward. Built to perform in severe duty environments where consistent efficient high outputs are required.

Product Features:


    Product Features:
    • Contains Innovative Brush-less and Premium Brush Components that have been tested and certified for highest possible power output
    • Stator – wound to OE specifications. Heavy coated Polyester wire provides consistent conductivity
    • Premium Transpo rectifiers use 13mm press fit Diodes for maximum performance
    • Rotor shafts CNC machined & precision balanced to eliminate vibration
    • Over-Voltage shutdown limits voltage if output terminal is disconnected form the battery
    • Load dump protection ensures transient voltage spikes do not damage transistor
    • Improved power transmission with lower engine speed keeps accessories and powered implements running at maximum output without additional load to the engine.
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Omix – Alternator: 117 Amps (Part No.17225.13)

Alternator: 117 Amps

from

$421.99
Own a Jeep The toughest four letter word on wheels. Are you looking for a parts source rugged enough to match your off the beaten path sense of adventure With more than 11,000 unique part numbers from brands like Omix-ADA, Rugged Ridge, Alloy USA, Outland Automotive, ORV Suspension and Precision Gear, consider this your trail guide to the 4×4 of your dreams. A go anywhere, anytime, in any weather vehicle. Go ahead and smile, because it’s going to take a lot of courage not to be cocky when you Own a Jeep like that Omix-ADA is more than just a parts manufacturer, they’re a community of enthusiasts dedicated to producing the finest in off-road solutions. Our products have been propelling four-wheel drive vehicles down highways, back roads and over the world’s roughest terrain for about two decades. Omix’s team of engineers have developed, tested and trail ridden many of our 11,000+ products until they were perfected for you. Omix-Ada is proud to have one of the most capable Research and Development, Engineering, and Product Design teams in the automotive aftermarket. By utilizing the latest in 3D Computer Aided Design and Finite Element Analysis, and coupling these tools with our decades of market experience, we are able to develop products that give our customers the highest value parts possible.

Product Features:


    Product Features:
    • 1999-2000 Wrangler (2.5L), 1999 Wrangler (4.0L), 1999-2000 Cherokee (2.5L & 4.0L), Alternator (117 Amp)
    • Designed to meet the rigorous demands of off-road enthusiasts, ensuring reliable performance in challenging terrains.
    • Engineered with precision using advanced 3D Computer Aided Design and Finite Element Analysis for optimal durability and efficiency.
    • Backed by decades of expertise in the automotive aftermarket, delivering high-value parts tailored for Jeep owners.
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WAI – Denso Er/If 117 Amp/12 Volt, Cw, 6-Groove Pulley, Limited Lifetime Warranty (Part No.13822N)

Denso Er/If 117 Amp/12 Volt, Cw, 6-Groove Pulley, Limited Lifetime Warranty

from

$186.99
This 117-amp alternator from WAI is a premium choice for those seeking reliability and performance. Engineered to meet or exceed OEM specifications, it ensures a perfect fit and hassle-free installation. The advanced voltage regulator protection guards against transient voltage spikes, preventing potential battery damage, while its low saturation voltage minimizes heat dissipation for enhanced durability. The high-power rectifier assembly, featuring open junction press-fit diodes, is designed to keep the unit running cool even under demanding conditions. Fully compliant with ECU communication, this alternator delivers seamless integration with your vehicle’s system. Each unit is rigorously tested, and a printed copy of the test results is included, giving you confidence in its performance from the very first use. Choose this WAI alternator for a dependable, high-quality solution to your vehicle’s electrical needs.

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.
  • The alternator’s seamless integration with ECU communication ensures optimal performance and compatibility with your vehicle’s electrical system.
See More

Carquest Premium – Alternator: Remanufactured, 240 Amps, Limited Lifetime Warranty (Part No.10424A)

Alternator: Remanufactured, 240 Amps, Limited Lifetime Warranty

from

$732.99
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

Omix – Alternator: 140 Amps (Part No.17225.20)

Alternator: 140 Amps

from

$651.99
The 140 Amp Alternator is designed to deliver reliable power and performance, ensuring your vehicle’s electrical systems operate at peak efficiency. With an OE-style design and direct-fit compatibility, this alternator seamlessly integrates into your vehicle, making installation straightforward and hassle-free. Its robust 140-amp capacity provides ample power to support modern vehicles equipped with sensitive computers and sensors, preventing issues caused by low voltage. Built to withstand wear and tear, this alternator is a durable solution for replacing worn-out units and addressing symptoms like check engine lights or low volt meter readings. Upgrade your vehicle’s electrical system with this high-quality alternator for dependable performance and long-lasting value.

Product Features:


    Product Features:
    • 140 amp
    • OE Style
    • Direct Fit
    • Designed to support modern vehicles with sensitive electrical components, ensuring stable and efficient operation.
    • Built for durability to withstand wear and tear, providing a reliable replacement for worn-out units.
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Carquest Professional – Alternator: New, 90 Amps, Limited Lifetime Warranty (Part No.13341AN)

Alternator: New, 90 Amps, Limited Lifetime Warranty

from

$218.99
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 Professional – Alternator: New, 117 Amps, Limited Lifetime Warranty (Part No.13877AN)

Alternator: New, 117 Amps, Limited Lifetime Warranty

from

$233.99
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
  • 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
  • All units are 100% triple tested to ensure quality and performance
See More

Carquest Premium – Alternator: Remanufactured, 160 Amps, Limited Lifetime Warranty (Part No.11584A)

Alternator: Remanufactured, 160 Amps, Limited Lifetime Warranty

from

$257.99
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, 75 Amps, Limited Lifetime Warranty (Part No.13442A)

Alternator: Remanufactured, 75 Amps, Limited Lifetime Warranty

from

$165.99
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 Professional – Alternator: New, 160 Amps, Limited Lifetime Warranty (Part No.11584AN)

Alternator: New, 160 Amps, Limited Lifetime Warranty

from

$546.99
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:


    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, 90 Amps, Limited Lifetime Warranty (Part No.13444A)

Alternator: Remanufactured, 90 Amps, Limited Lifetime Warranty

from

$192.99
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, 117 Amps, Limited Lifetime Warranty (Part No.13906A)

Alternator: Remanufactured, 117 Amps, Limited Lifetime Warranty

from

$202.99
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, 78 Amps, Limited Lifetime Warranty (Part No.7273-9A)

Alternator: Remanufactured, 78 Amps, Limited Lifetime Warranty

from

$110.99
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, 132 Amps, Limited Lifetime Warranty (Part No.13872A)

Alternator: Remanufactured, 132 Amps, Limited Lifetime Warranty

from

$219.99
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

WAI – Denso Hairpin Er/If 160 Amp/12 Volt, Cw, 6-Groove Pulley, Limited Lifetime Warranty (Part No.11295N)

Denso Hairpin Er/If 160 Amp/12 Volt, Cw, 6-Groove Pulley, Limited Lifetime Warranty

from

$298.99
Alternator: New, 160 Amps by WAI delivers exceptional reliability and performance, making it a standout choice for your vehicle’s electrical system. Engineered to meet or exceed OEM specifications, it ensures a perfect fit and hassle-free installation. With advanced voltage regulator protection, this alternator is load dump protected against transient voltage spikes, safeguarding your battery from potential damage while maintaining lower heat dissipation. Its high-power rectifier assembly features open junction press-fit diodes, designed to keep the unit running cool even under demanding conditions. Fully compliant with ECU communication, it integrates seamlessly with your vehicle’s system. Each unit comes with a printed copy of test results, providing transparency and confidence in its performance from the moment it powers on. Built for durability and efficiency, this alternator is a reliable solution for maintaining your vehicle’s electrical needs.

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 durability and efficiency, this alternator ensures long-lasting performance to reliably support your vehicle’s electrical system under demanding conditions.
See More

Carquest Premium – Alternator: Remanufactured, 90 Amps, Limited Lifetime Warranty (Part No.13341A)

Alternator: Remanufactured, 90 Amps, Limited Lifetime Warranty

from

$179.99
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
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Carquest Standard – Alternator: Remanufactured, 78 Amps, 1 Year Limited Warranty (Part No.7273-9AV)

Alternator: Remanufactured, 78 Amps, 1 Year Limited Warranty

from

$78.99
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
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Carquest Premium – Alternator: Remanufactured, 160 Amps, Limited Lifetime Warranty (Part No.11243A)

Alternator: Remanufactured, 160 Amps, Limited Lifetime Warranty

from

$234.99
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
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Carquest Standard – Alternator: Remanufactured, 90 Amps, 1 Year Limited Warranty (Part No.13341AV)

Alternator: Remanufactured, 90 Amps, 1 Year Limited Warranty

from

$124.99
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
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Carquest Premium – Alternator: Remanufactured, 180 Amps, Limited Lifetime Warranty (Part No.11957A)

Alternator: Remanufactured, 180 Amps, Limited Lifetime Warranty

from

$594.99
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
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Omix – Alternator: 117 Amps (Part No.17225.31)

Alternator: 117 Amps

from

$354.99
The 117 Amp Alternator is a reliable replacement designed to keep your vehicle’s electrical system running smoothly. With an OE-style design and direct-fit compatibility, this alternator ensures a hassle-free installation process, making it an ideal choice for restoring your vehicle’s performance. Its 117-amp output provides ample power to support your car’s computers, sensors, and other electrical components, which are highly sensitive to voltage fluctuations. Built to meet or exceed original equipment standards, this alternator offers exceptional durability and long-lasting performance, giving you peace of mind on the road. If you’re experiencing symptoms like a check engine light or low voltage readings, this alternator is the perfect solution to restore your vehicle’s functionality and reliability.

Product Features:


    Product Features:
    • 117 amp
    • OE Style
    • Direct Fit
    • Provides reliable power to support sensitive electrical components, ensuring consistent functionality and vehicle reliability.
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Bosch – Alternator: New, 78 Amps (Part No.AL547N)

Alternator: New, 78 Amps

from

$203.99
The Bosch Premium Alternator delivers exceptional performance and reliability, making it a top choice for demanding driving conditions. Engineered with 100% new components, it is built to endure the harshest environments, ensuring optimal functionality and an extended lifespan. Designed to handle excessive heat and high electrical demands, this alternator is perfect for modern vehicles with advanced electrical systems. With a robust 78-amp output and 12 VDC voltage, it provides consistent power to keep your vehicle running smoothly. Precision-crafted mounting points are gauged, resized, or rethreaded for a perfect fit, ensuring hassle-free installation. Additionally, the purchase includes free 24-hour Roadside Assistance Protection, adding extra value and peace of mind. For drivers seeking durability, reliability, and superior performance, this alternator is an excellent investment.

Product Features:


    Product Features:
    • 100% new components withstand the harshest environments for the best performance and longest life
    • Built specifically to withstand excessive heat and high electrical demands.
    • All mounting points 100% gauged and resized or rethreaded for proper fit
    • Free 24-hour Roadside Assistance Protection with purchase of any Bosch Alternator
    • Designed to deliver consistent and reliable power output, the 78-amp capacity ensures optimal performance for modern vehicles with advanced electrical systems.
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WAI – Denso Er/If 136 Amp/12 Volt, Cw, 6-Groove Pulley, Limited Lifetime Warranty (Part No.11116N)

Denso Er/If 136 Amp/12 Volt, Cw, 6-Groove Pulley, Limited Lifetime Warranty

from

$174.99
This 136-amp alternator from WAI is a premium choice for those seeking reliability and performance. Engineered to meet or exceed OEM specifications, it ensures a perfect fit and hassle-free installation. Its advanced voltage regulator protection guards against transient voltage spikes, preventing potential battery damage, while the low saturation voltage minimizes heat dissipation for enhanced durability. The high-power rectifier assembly, featuring open junction press-fit diodes, is designed to keep the unit running cool even under demanding conditions. Fully compliant with ECU communication, this alternator delivers seamless integration with your vehicle’s systems. Each unit comes with a printed copy of test results, providing transparency and confidence in its performance from the very first use. Built for long-lasting efficiency, this alternator is a dependable solution for maintaining your vehicle’s electrical system.

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 low saturation voltage minimizes heat dissipation, ensuring long-lasting efficiency even under demanding conditions.
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Most Popular Alternators for 2012 Jeep Wranglers

Enhance your 2012 Jeep Wrangler with one of the 3 Alternators we have in stock, starting at just $183.99.

Carquest Premium – Alternator: Remanufactured, 160 Amps, Limited Lifetime Warranty (Part No.11584A)

Alternator: Remanufactured, 160 Amps, Limited Lifetime Warranty

from

$257.99
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 Professional – Alternator: New, 160 Amps, Limited Lifetime Warranty (Part No.11584AN)

Alternator: New, 160 Amps, Limited Lifetime Warranty

from

$546.99
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:


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, 160 Amps, 2 Year Limited Warranty (Part No.AL6486X)

Alternator: Remanufactured, 160 Amps, 2 Year Limited Warranty

from

$183.99
The Bosch Premium Alternator delivers exceptional performance and reliability, making it a top choice for demanding automotive applications. With a robust 160-amp output and 12 VDC voltage, this alternator ensures consistent power delivery for your vehicle’s electrical systems. Engineered with high-quality materials and cutting-edge technology, it is built to withstand rigorous use and provide long-lasting durability. The unit is remanufactured, not rebuilt, and undergoes 100% factory testing to meet Bosch’s strict performance standards. Additionally, it is full-load tested to guarantee compliance with specifications, ensuring optimal functionality. Designed for clockwise rotation, this alternator is a dependable solution for maintaining your vehicle’s electrical 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.
  • Designed to deliver consistent and reliable power output, ensuring optimal performance for demanding automotive applications.
  • Engineered for durability with robust construction to withstand rigorous use and maintain long-lasting functionality.
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Top-Rated Alternator Part Brands For Your 2012 Jeep Wrangler

When it comes to finding the perfect Alternator Part for your 2012 Jeep Wrangler, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 3 trusted brands. We carry the most popular Alternator Part brands including Carquest Premium, and more, all known for their exceptional customer ratings (average brand rating of 4.4 stars) and competitive prices, as low as $257.99. Purchasing a Alternator Part from us here at Advance Auto Parts is a smart move for both you and your 2012 Jeep Wrangler, providing peace of mind with parts that meet or exceed OEM standards.

Popular Carquest Premium 2012 Jeep Wrangler Alternator Parts

If you’re looking for a top-quality Alternator Part for your 2012 Jeep Wrangler, Advance Auto Parts has exactly what you need with our selection of Carquest Premium Alternator Parts. We have 1 Carquest Premium Alternator Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $257.99, you’ll find the perfect Alternator Part for your needs and budget. Carquest Premium Alternator Parts for the 2012 Jeep Wrangler come highly rated, with over 7 customer reviews and an impressive average rating of 4.4 stars. Choosing a Carquest Premium Alternator Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Alternator: Remanufactured, 160 Amps, Limited Lifetime Warranty
from $257.99
(7)
Alternator: Remanufactured, 160 Amps, Limited Lifetime Warranty
“Product had issues originally but store was helpful resolving it”

FAQs for 2012 Jeep Wrangler Alternator Parts

What are the best-selling Alternator Parts for 2012 Jeep Wranglers?

Out of 3 Alternator Parts that fit 2012 Jeep Wranglers, the following parts are the top sellers:

What’s the price range for 2012 Jeep Wrangler Alternator Parts?

The prices of Alternator Parts for the 2012 Jeep Wrangler range from $183.99 up to $546.99 for the most premium parts.

What is the average price of an Alternator Part for a 2012 Jeep Wrangler?

The average price for Alternator Parts for the 2012 Jeep Wrangler is $329.66. 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 Jeep Wrangler model years?

Yes, we carry Alternator Parts for 34 model years of Jeep Wranglers between 1987 and 2023. The following model years are the most popular for Alternator Part purchases: 2021, 2020, 2019, 2018, 2017, 2016, 2015, 2014, and 2013.

What are the cheapest Alternator Parts for my 2012 Jeep Wrangler?

The cheapest 2012 Jeep Wrangler Alternator Parts we carry are:

Does Advance Auto Parts sell Alternator Parts for any other 2012 Jeep models?

Yes. We stock Alternator Parts for 3 other popular 2012 Jeep models. Some of the most popular are 2012 Grand Cherokee Alternator Parts, 2012 Liberty Alternator Parts, 2012 Compass Alternator Parts, and 2012 Patriot Alternator Parts.

What are the top-rated Alternator Parts that fit the 2012 Jeep Wrangler?

The one 2012 Jeep Wrangler Alternator Part we have in stock is the Alternator: Remanufactured, 160 Amps, 2 Year Limited Warranty. It costs $183.99.

What types of Alternator Parts do you sell for my 2012 Jeep Wrangler?

We currently have just 1 Alternator Part in stock for a 2012 Jeep Wrangler, and as of 11/2/25, it is an Alternator.

Can I get help with 2012 Jeep Wrangler Alternator Part orders?

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

What is your return policy for Jeep Wrangler Alternator Parts?

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