2021 Nissan Altima Alternators and Starters

Essential Alternators and Starters for 2021 Nissan Altimas

WAI – Alternator: New, 110 Amps (Part No.11258N)

Alternator: New, 110 Amps

from

$243.99
WAI is a leading parts manufacturer for the aftermarket. You’ll find superior quality and performance on all WAI 100% new alternators and starters as well as generators, motors, voltage regulators, rectifiers and other components.
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WAI – Alternator: New, 130 Amps (Part No.11341N)

Alternator: New, 130 Amps

from

$427.99
WAI is a leading parts manufacturer for the aftermarket. You’ll find superior quality and performance on all WAI 100% new alternators and starters as well as generators, motors, voltage regulators, rectifiers and other components.
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Bosch – Alternator: Remanufactured, 100 Amps (Part No.AL2376X)

Alternator: Remanufactured, 100 Amps

from

$156.99
Bosch Premium Alternators are designed, built and tested to provide the ultimate in performance and reliability.

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.
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Carquest Premium – Alternator: Remanufactured, 100 Amps (Part No.13760A)

Alternator: Remanufactured, 100 Amps

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
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OE+ – Alternator (Part No.F40002246923IAP)

Alternator

from

$248.16
Alternator

Carquest Standard – Alternator: Remanufactured, 100 Amps (Part No.13760AV)

Alternator: Remanufactured, 100 Amps

from

$164.99
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:
  • 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, 110 Amps (Part No.13939A)

Alternator: Remanufactured, 110 Amps

from

$243.99
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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DENSO – First Time Fit Alternator, Remanufactured (Part No.F4000447373ND)

First Time Fit Alternator, Remanufactured

from

$356.20
DENSO alternators are not only original equipment on many of the world’s top production cars; they are a favorite in motorsports as well, where their light weight, high efficiency, and durability under the most gruelling conditions make them the natural choice. Remanufactured DENSO alternators go through a gruelling process: Stators and rectifiers are tested to 300 volts, while rotors are submitted to 600 volts, all to ensure reliable performance. Rotor slip rings are buffed to an 8 micron surface finish, with run out limited to 20 microns, minimizing brush wear and abrasion. Bearings are validated to OE standards and loaded with premium OE-standard lubricants. New or remanufactured, a DENSO alternator is a quality component.

Product Features:
  • OE-Equivalent Direct Fit Application.
  • Remanufactured using only OE Components.
  • 29 performance and safety checks.
  • Subjected to rigorous safety and performance tests.
  • Tested to OE standards and re-packed with OE-grade lubricant.
  • Provides exceptional reliability.
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Bosch – Alternator: Remanufactured, 110 Amps (Part No.AL2407X)

Alternator: Remanufactured, 110 Amps

from

$438.99
Bosch Premium Alternators are designed, built and tested to provide the ultimate in performance and reliability.

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.
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Litens – Overrunning Alternator Decoupling (OAD) Pulley – Original Equipment Quality (Part No.920125A)

Overrunning Alternator Decoupling (OAD) Pulley - Original Equipment Quality

from

$46.49
Litens Automotive is the original equipment (O.E.) supplier for this application. This replacement alternator pulley is also designed and produced by Litens and is exact in all form, fit, and performance characteristics as the original equipment part. Decoupling pulleys are engine specific and should never be interchanged with other types of pulley technology. The Litens OAD? type pulley is designed to free-wheel in one direction and, with an internal spring and damping device, softly engage in the opposite direction. The OAD? is designed as a sacrificial part of the front-end accessory drive system, protecting other belt driven component as well as the alternator. The correct decoupler pulley ensures smooth, quiet performance as well as increasing vehicle gas mileage. Patented Original Equipment Design. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. Our line is made up of over 900 ADTs, Pulleys, and OADs. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:
  • Designed and engineered by Litens Automotive. The inventor of the OAD? (Overrunning Alternator Decoupler)
  • Protects the alternator and other front-end accessory drive components
  • 17mm Hex tool included in kit to assist in removal and installation
  • New cap included with the OAD (Always ensure the cap is installed after installation)
  • Installation instructions included
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Litens – Overrunning Alternator Pulley (OAP) Pulley – Original Equipment Quality (Part No.930012A)

Overrunning Alternator Pulley (OAP) Pulley - Original Equipment Quality

from

$95.99
This Litens supplied OAP is manufactured by the original equipment (O.E.) manufacturer. This replacement pulley is exact in all form, fit, and performance characteristics as the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). Under rapid engine deceleration, the pulley disengages the alternator from the belt drive system, allowing the alternator to freewheel, re-engaging when the RPM increases. The OAP alternator pulley ensures smooth, quiet performance. The OAP is designed as a sacrificial part of the front-end accessory drive system, protecting other belt driven component. Under normal driving conditions, the original pulley will require replacement in approximately 70,000 – 90,000 miles. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.
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Litens – Overrunning Alternator Pulley (OAP) Pulley – Original Equipment Quality (Part No.930011A)

Overrunning Alternator Pulley (OAP) Pulley - Original Equipment Quality

from

$117.99
This Litens supplied OAP is manufactured by the original equipment (O.E.) manufacturer. This replacement pulley is exact in all form, fit, and performance characteristics as the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). Under rapid engine deceleration, the pulley disengages the alternator from the belt drive system, allowing the alternator to freewheel, re-engaging when the RPM increases. The OAP alternator pulley ensures smooth, quiet performance. The OAP is designed as a sacrificial part of the front-end accessory drive system, protecting other belt driven component. Under normal driving conditions, the original pulley will require replacement in approximately 70,000 – 90,000 miles. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:
  • Original Equipment Design
  • Protects the front-end accessory drive components
  • New seal cap included with the OAP (Always ensure the cap is installed after installation)
  • Tools Required – 17mm Spline Bit Driver (included)
  • Installation instructions included
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Carquest Premium – Starter Remanufactured (Part No.17831S)

Starter Remanufactured

from

$174.99
Carquest Premium starters are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium starters are designed to meet or exceed OE specifications for fit, form and function. Our starters are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and needle 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
  • 100% remanufactured drive clutch assembly ensures lasting performance
  • Armatures and commutators are 100% load tested
  • New motor lead terminals and solenoid contacts are used to ensure maximum connectivity
  • 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 Professional – Starter-New (Part No.17831SN)

Starter-New

from

$187.99
Carquest Professional starters are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new starters are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional starters are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new starters 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
  • Housings are 100% new with dimensions computer gauged and measured to ensure proper fitment
  • All new components are utilized to ensure long service life
  • Internal electronics are upgraded for heavy duty reliability (where applicable)
  • Armatures and commutators are 100% load tested
  • 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: 1-800-228-10325
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Reliance Tech – Starter (Reman) (Part No.F5000448090RLN)

Starter (Reman)

from

$243.59
TOTALLY REMANUFACTURED FROM THE INSIDE-OUT – W/Core Reliance’s remanufactured starters are re-engineered from the inside-out to exacting standards for unsurpassed reliability. Our engineers perform extensive failure-analysis on in-field OE units and update designs to rectify common causes of failures and improve dependability. Once design enhancements have been proven, our extensive remanufacturing process includes total core disassembly, extensive component replacement and stringent three-phase testing to ensure that every starter delivers the quality you can depend on – with every turn of the key.

Product Features:
  • Top 5 component re-engineering:
  • 100% NEW solenoid contacts
  • Precision-machined drive clutch
  • 100% NEW brushes
  • Test 1 – Initial sample approvals test all components to validate specifications and functionality.
  • Test 2 – All critical sub-assemblies are 100% tested on specialized equipment prior to final assembly.
  • Test 3 – Completed units are individually end-of-line tested on proprietary, load-based testers across a full range of operating requirements.
  • Test +: Random unit audit testing. Reliance Road Assist Card – May 1 2014
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Bosch – Remanufactured Starter (Part No.SR2313X)

Remanufactured Starter

from

$255.99
Bosch Premium Starters are designed, built and tested to provide the ultimate in performance and reliability.
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OE+ – Remanufactured Starter (Part No.F50002246312IAP)

Remanufactured Starter

from

$160.09
When your vehicle needs a new starter, you need to treat your car right. Replace it with a Premium Quality remanufactured starter from OE+. All of our starters are completely remanufactured to meet or exceed O.E. specifications. The solenoid is completely remanufactured or replaced with new. The brush plate holder is cleaned and plated for corrosion prevention. The armature is tested and recoated. The commutator is remachined or replaced for proper brush contact. The drive is completely remanufactured or replaced. The gear is chamfer checked. All housings are cleaned and refinished to prevent corrosion.

Product Features:
  • OE-Equivalent Direct Fit Application.
  • Fully tested to meet OE specifications.
  • Provides exceptional reliability.
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Carquest Professional – Starter-New (Part No.19063SN)

Starter-New

from

$386.99
Carquest Professional starters are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new starters are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional starters are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new starters 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
  • Housings are 100% new with dimensions computer gauged and measured to ensure proper fitment
  • All new components are utilized to ensure long service life
  • Internal electronics are upgraded for heavy duty reliability (where applicable)
  • Armatures and commutators are 100% load tested
  • 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: 1-800-228-10439
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Carquest Professional – Starter-New (Part No.19060SN)

Starter-New

from

$298.99
Carquest Professional starters are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new starters are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional starters are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new starters 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
  • Housings are 100% new with dimensions computer gauged and measured to ensure proper fitment
  • All new components are utilized to ensure long service life
  • Internal electronics are upgraded for heavy duty reliability (where applicable)
  • Armatures and commutators are 100% load tested
  • 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: 1-800-228-10437
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Bosch – New Starter (Part No.SR2291N)

New Starter

from

$313.99
Bosch Premium Starters are designed, built and tested to provide the ultimate in performance and reliability.
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Carquest Premium – Starter Remanufactured (Part No.12802S)

Starter Remanufactured

from

$334.99
Carquest Premium starters are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium starters are designed to meet or exceed OE specifications for fit, form and function. Our starters are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and needle 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
  • 100% remanufactured drive clutch assembly ensures lasting performance
  • Armatures and commutators are 100% load tested
  • New motor lead terminals and solenoid contacts are used to ensure maximum connectivity
  • 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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DENSO – First Time Fit Starter, Remanufactured (Part No.F5000688528ND)

First Time Fit Starter, Remanufactured

from

$189.05
DENSO remanufactured starters are subjected to rigorous testing; Armatures and field coils are high-voltage tested; commutators are refinished and performance-validated; terminals and fasteners are replaced with high-quality copper components. Every starter is exactingly bench-tested to ensure factory-original performance.

Product Features:
  • High-voltage tested armature and field coils to ensure reliable performance
  • Premium copper terminals to ensure a clean source of electrical current
  • All-new bearings, brushes, and seals
  • Maximum cranking torque under all conditions
  • Class leaders in size and weight
  • Environmentally designed to start in cold and hot weather conditions
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Carquest Premium – Starter Remanufactured Premium (Part No.19060S)

Starter Remanufactured Premium

from

$205.99
Carquest Premium starters are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium starters are designed to meet or exceed OE specifications for fit, form and function. Our starters are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and needle 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.
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Reliance – Starter (Part No.F5000973214RLN)

Starter

from

$136.07
Starter

DENSO – First Time Fit Starter, Remanufactured (Part No.F5000275958ND)

First Time Fit Starter, Remanufactured

from

$190.47
DENSO remanufactured starters are subjected to rigorous testing; Armatures and field coils are high-voltage tested; commutators are refinished and performance-validated; terminals and fasteners are replaced with high-quality copper components. Every starter is exactingly bench-tested to ensure factory-original performance.

Product Features:
  • High-voltage tested armature and field coils to ensure reliable performance
  • Premium copper terminals to ensure a clean source of electrical current
  • All-new bearings, brushes, and seals
  • Maximum cranking torque under all conditions
  • Class leaders in size and weight
  • Environmentally designed to start in cold and hot weather conditions
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Bosch – Premium 100% Remanufactured Starter (Part No.SR2286X)

Premium 100% Remanufactured Starter

from

$175.99
Bosch Premium Starters are designed, built and tested to provide the ultimate in performance and reliability.

Product Features:
  • Built for extremes! Our new and reman starters and alternators are 100% factory tested to ensure reliable performance, under extremes of heat, cold and high demand
  • Our new and reman starters and alternators are designed to perform equal to or better than the original equipment parts, that they replace
  • Our new and reman starters and alternators are designed to be identical in fit and performance to original equipment parts
  • Our new and reman starters and alternators utilize the latest manufacturing technologies and highest quality parts to ensure the best performance and longest life
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Carquest Premium – Starter Remanufactured Premium (Part No.17830S)

Starter Remanufactured Premium

from

$174.99
Carquest Premium starters are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium starters are designed to meet or exceed OE specifications for fit, form and function. Our starters are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and needle 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.
See More

OE+ – Starter (Part No.F50002246406IAP)

Starter

from

$171.11
Starter

Upgrade your 2021 Nissan Altima with Top-Quality Alternators and Starters

When it comes to maintaining or upgrading your 2021 Nissan Altima, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Nissan or enhancing its overall performance, Alternators and Starters are key to keeping your Altima functioning at its best. At Advance Auto Parts, we offer a wide selection of 4 Alternators and Starters for the 2021 Nissan Altima, designed to meet your needs without breaking the bank. From Starter Part replacements to Alternator Pulley Parts upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Alternators and Starters for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Alternators and Starters for your 2021 Nissan Altima at great prices. Our Alternators and Starters inventory for this model ranges from just $46.49 to $761.99, with an average price of $377.63. Our 4 Alternators and Starters in stock come from 2 trusted brands, so you’re sure to find the right part for your 2021 Nissan Altima without overspending.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Alternators and Starter upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 2021 Nissan Altima is always ready to roll. We’re committed to providing you with everything you need to keep your Altima in top shape, all in one place. Start shopping confidently below for your 2021 Nissan Altima!

Best-Selling Starter Parts for 2021 Nissan Altimas

Enhance the driving experience in your Nissan with 1 quality Starter Part components, starting at $334.99.

Carquest Premium – Starter Remanufactured (Part No.12802S)

Starter Remanufactured

from

$334.99
Carquest Premium starters are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium starters are designed to meet or exceed OE specifications for fit, form and function. Our starters are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and needle 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
  • 100% remanufactured drive clutch assembly ensures lasting performance
  • Armatures and commutators are 100% load tested
  • New motor lead terminals and solenoid contacts are used to ensure maximum connectivity
  • 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

Most Popular 2021 Nissan Altima Alternator Pulley Parts

Customize your Nissan with 1 Alternator Pulley Parts products like Alternator Decoupler Pulleys, all priced under $46.49.

Litens – Overrunning Alternator Decoupling (OAD) Pulley – Original Equipment Quality (Part No.920125A)

Overrunning Alternator Decoupling (OAD) Pulley - Original Equipment Quality

from

$46.49
Litens Automotive is the original equipment (O.E.) supplier for this application. This replacement alternator pulley is also designed and produced by Litens and is exact in all form, fit, and performance characteristics as the original equipment part. Decoupling pulleys are engine specific and should never be interchanged with other types of pulley technology. The Litens OAD? type pulley is designed to free-wheel in one direction and, with an internal spring and damping device, softly engage in the opposite direction. The OAD? is designed as a sacrificial part of the front-end accessory drive system, protecting other belt driven component as well as the alternator. The correct decoupler pulley ensures smooth, quiet performance as well as increasing vehicle gas mileage. Patented Original Equipment Design. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. Our line is made up of over 900 ADTs, Pulleys, and OADs. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:
  • Designed and engineered by Litens Automotive. The inventor of the OAD? (Overrunning Alternator Decoupler)
  • Protects the alternator and other front-end accessory drive components
  • 17mm Hex tool included in kit to assist in removal and installation
  • New cap included with the OAD (Always ensure the cap is installed after installation)
  • Installation instructions included
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Top Picks for 2021 Nissan Altima Alternator Parts

Upgrade Nissan Altimas with top-quality Alternator Parts parts, including 2 OEM and aftermarket selections for your 2021 model.

Carquest Premium – Alternator: Remanufactured, 150 Amps (Part No.11589A)

Alternator: Remanufactured, 150 Amps

from

$761.99
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 Premium – Alternator: Remanufactured, 120 Amps (Part No.10431A)

Alternator: Remanufactured, 120 Amps

from

$374.99
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

FAQs for 2021 Nissan Altima Alternators and Starters

Which Alternators and Starters are best-sellers for 2021 Nissan Altimas?

Out of 4 Alternators and Starters that fit 2021 Nissan Altimas, the following parts are the top sellers:

What’s the price range for 2021 Nissan Altima Alternators and Starters?

Alternators and Starter prices for the 2021 Nissan Altima start at $46.49 and go up to $761.99 for the most premium parts.

What’s the average price of a Alternators and Starter for a 2021 Nissan Altima?

The average price for Alternators and Starters for the 2021 Nissan Altima is $377.63. Keep in mind the variety of part types within our Alternators and Starter category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Alternators and Starters for other Nissan Altima model years?

Yes, we currently carry Alternators and Starters for 31 model years of Nissan Altimas between 1993 and 2024. Alternators and Starters are bought most frequently for the following model years: 2022, 2020, 2019, 2018, 2017, 2016, 2015, 2014, and 2013.

What are the cheapest Alternators and Starters for my 2021 Nissan Altima?

The cheapest 2021 Nissan Altima Alternators and Starters we carry in stock are:

What types of Alternators and Starters do you sell for my 2021 Nissan Altima?

As of 2/5/25, these are some of the most in-demand types of Alternators and Starters for a 2021 Nissan Altima:

Can I get help with 2021 Nissan Altima Alternators and Starter orders?

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

What is your return policy for Nissan Altima Alternators and Starters?

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