2025 Chevrolet Express 2500 Alternator Parts

Keep Your 2025 Chevrolet Express 2500 in Top Shape with a Quality Alternator Part

When it comes to maintaining or upgrading your 2025 Chevrolet Express 2500, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Alternator Part for your Express 2500. We currently carry a top Alternator Part in stock that is built to last. Whether you’re replacing a damaged Alternator Part or looking to upgrade, our selection for the 2025 Chevrolet Express 2500 ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Starter Parts to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 2025 Chevrolet Express 2500 running smoothly and looking great.

Essential 2025 Chevrolet Express 2500 Alternator Parts

Carquest Standard – Alternator: Remanufactured, 130 Amps, 1 Year Limited Warranty (Part No.8237AV)

Alternator: Remanufactured, 130 Amps, 1 Year Limited Warranty

from

$139.99
Carquest Standard alternators are designed and built to meet original equipment (O.E.) specifications, while providing great value. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. All of our Carquest Standard alternators are inspected and 100% tested to ensure they are built to meet OEM fit, form and function. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:


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

Carquest Premium – Alternator: Remanufactured, 105 Amps, Limited Lifetime Warranty (Part No.11076A)

Alternator: Remanufactured, 105 Amps, Limited Lifetime Warranty

from

$229.99
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 HD Electrical – Alternator: New, 105 Amps (Part No.71-8247N)

Alternator: New, 105 Amps

from

$201.99
Carquest Alternators with 100% NEW construction will restore hard working vehicles to exceed OE specified performance and endurance. All new units offer unmatched performance and reduce downtime.

Product Features:


    Product Features:
    • Contains Innovative Brush-less and Premium Bruch Components that have been tested and certified for highest possible power output
    • Stator wound to OE specifications. Heavy Coated Polyester wire provides consistent conductivity
    • Connectors and power transmission components are highly resistant to extreme moisture environments because we use nickel plated contactors and double armature coating. We maintain a rigorous test schedule with endurance, salt spray, dirt and grime and out
    • Integrated magnetic switch provides protection against weak power from batteries.
    • Over-Crank Protection (OCP) Monitors heat in starter from over cranking & shuts down starter to prevent burning
    • Precision design and machining are the Extreme vibration failure solution. Vehicles often perform in adverse conditions like extreme temperatures that create tolerance shifts that produce high frequency vibration, which leads to resistance in power transf
    • 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.
See More

Carquest Standard – Alternator: Remanufactured, 145 Amps, 1 Year Limited Warranty (Part No.8464AV)

Alternator: Remanufactured, 145 Amps, 1 Year Limited Warranty

from

$169.99
Carquest Standard alternators are designed and built to meet original equipment (O.E.) specifications, while providing great value. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. All of our Carquest Standard alternators are inspected and 100% tested to ensure they are built to meet OEM fit, form and function. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:


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

GM Genuine Parts – Alternator: New, 145 Amps, 2 Year Limited Warranty (Part No.22781131)

Alternator: New, 145 Amps, 2 Year Limited Warranty

from

$324.99
GM Genuine Parts Alternators are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These alternators provide power to the vehicle’s electrical systems and charge the battery while the engine is running. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Newly manufactured as an exact replacement for your GM vehicle’s original alternator
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

Carquest Premium – Alternator: Remanufactured, 145 Amps, Limited Lifetime Warranty (Part No.8292A)

Alternator: Remanufactured, 145 Amps, Limited Lifetime Warranty

from

$230.99
This remanufactured alternator delivers reliable performance with a robust 145.0-amp output and a 12.0 VDC voltage rating, ensuring your vehicle’s electrical systems operate at peak efficiency. Designed for durability and precision, it features a clockwise (right) rotation direction and belongs to the trusted Delco family, known for quality and dependability. Whether you’re powering essential components or additional accessories, this alternator is engineered to meet the demands of modern vehicles. Its remanufactured design offers a cost-effective solution without compromising on performance, making it an excellent choice for those seeking value and reliability.

Product Features:
  • Provides a robust 145-amp output to ensure optimal performance for your vehicle’s electrical systems.
  • Engineered with a clockwise rotation direction for precise compatibility with modern vehicle designs.
  • Remanufactured design offers a cost-effective solution while maintaining high-quality performance standards.
  • Belongs to the trusted Delco family, renowned for reliability and durability in automotive electrical components.
  • Designed to efficiently power both essential vehicle systems and additional accessories.
See More

Carquest Premium – Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty (Part No.42074A)

Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty

from

$439.99
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 HD Electrical – Alternator: New, 105 Amps, With Pulley (Part No.71-8206N)

Alternator: New, 105 Amps, With Pulley

from

$107.99
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 pri

Product Features:
  • High quality components form the foundation our parts are built from. Transpo’s innovative and high quality electronic technologies for internal components are incorporated to achieve high performance outputs.
  • Power & Efficiency are designed into every component. No matter the ambient temperature, starters will provide maximum cranking power to get engines running.
  • Connectors and power transmission components are highly resistant to extreme moisture environments because we use nickel plated contactors and double armature coating. We maintain a rigorous test schedule with endurance, salt spray, dirt and grime and out
  • Integrated magnetic switch provides protection against weak power from batteries.
  • Over-Crank Protection (OCP) Monitors heat in starter from over cranking & shuts down starter to prevent burning
  • Precision design and machining are the Extreme vibration failure solution. Vehicles often perform in adverse conditions like extreme temperatures that create tolerance shifts that produce high frequency vibration, which leads to resistance in power transf
  • 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.
See More

Bosch – Alternator: Remanufactured, 145 Amps, 2 Year Limited Warranty (Part No.AL8529X)

Alternator: Remanufactured, 145 Amps, 2 Year Limited Warranty

from

$208.99
The Bosch Premium Alternator, delivering 145 amps and 12 VDC, is engineered for exceptional performance and reliability. Full-load tested to meet Bosch’s rigorous performance standards, this alternator ensures dependable operation under demanding conditions. Unlike rebuilt units, it is 100% factory-tested and remanufactured using high-quality materials and cutting-edge technology, guaranteeing long-lasting durability. Designed with a clockwise rotation direction, it is built to handle the toughest electrical demands while maintaining peak efficiency. Whether you’re replacing a worn-out alternator or upgrading for better performance, this Bosch alternator offers unmatched value and peace of mind.

Product Features:


    Product Features:
    • Full-load tested to guarantee compliance with Bosch’s strict performance specifications
    • 100% factory tested, units are remanufactured (not rebuilt)
    • Built to last – uses high quality materials and the most technologically advanced developments.
    • Engineered for peak efficiency, the clockwise rotation design ensures optimal performance under high electrical demands.
    • Delivers a robust 145-amp output, providing reliable power for demanding applications.
See More

Carquest Professional – Alternator: New, 105 Amps, Limited Lifetime Warranty (Part No.8247AN)

Alternator: New, 105 Amps, Limited Lifetime Warranty

from

$255.99
Carquest Professional alternators are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new alternators are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional alternators are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new alternators are built with all new components and are 100% triple tested to ensure high quality that is backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

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

Carquest Premium – Alternator: Remanufactured, 220 Amps, Limited Lifetime Warranty (Part No.42095A)

Alternator: Remanufactured, 220 Amps, Limited Lifetime Warranty

from

$494.99
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, 140 Amps, Limited Lifetime Warranty (Part No.8219-5A)

Alternator: Remanufactured, 140 Amps, Limited Lifetime Warranty

from

$189.99
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 a 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:
  • 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 HD Electrical – Alternator: New, 145 Amps, With Pulley (Part No.71-8292N-DRC)

Alternator: New, 145 Amps, With Pulley

from

$325.99
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 pri

Product Features:
  • High quality components form the foundation our parts are built from. Transpo’s innovative and high quality electronic technologies for internal components are incorporated to achieve high performance outputs.
  • Power & Efficiency are designed into every component. No matter the ambient temperature, starters will provide maximum cranking power to get engines running.
  • Connectors and power transmission components are highly resistant to extreme moisture environments because we use nickel plated contactors and double armature coating. We maintain a rigorous test schedule with endurance, salt spray, dirt and grime and out
  • Integrated magnetic switch provides protection against weak power from batteries.
  • Over-Crank Protection (OCP) Monitors heat in starter from over cranking & shuts down starter to prevent burning
  • Precision design and machining are the Extreme vibration failure solution. Vehicles often perform in adverse conditions like extreme temperatures that create tolerance shifts that produce high frequency vibration, which leads to resistance in power transf
  • 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.
See More

Carquest Premium – Alternator: Remanufactured, 124 Amps, Limited Lifetime Warranty (Part No.8203-5A)

Alternator: Remanufactured, 124 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 Standard – Alternator: Remanufactured, 105 Amps, 1 Year Limited Warranty (Part No.8206-5AV)

Alternator: Remanufactured, 105 Amps, 1 Year Limited Warranty

from

$129.99
Carquest Standard alternators are designed and built to meet original equipment (O.E.) specifications, while providing great value. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. All of our Carquest Standard alternators are inspected and 100% tested to ensure they are built to meet OEM fit, form and function. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:


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

Carquest Premium – Alternator: Remanufactured, 130 Amps, Limited Lifetime Warranty (Part No.8237A)

Alternator: Remanufactured, 130 Amps, Limited Lifetime Warranty

from

$176.99
The Carquest Premium Remanufactured Alternator delivers exceptional performance and reliability, making it a top choice for your vehicle’s electrical system. Designed to meet or exceed OE quality in fit, form, and function, this alternator boasts a robust 130-amp output and operates at 12.0 VDC with a clockwise rotation. Each unit undergoes a rigorous triple-testing process to ensure optimal quality and performance, while all wear components, including brushes, bushings, and bearings, are replaced with brand-new parts during remanufacturing. Unlike rebuilt units, this alternator is thoroughly inspected and 100% performance-tested from components to final assembly, ensuring dependable service. Backed by a dedicated Tech Hotline with ASE Certified Technicians, Carquest provides expert support for your installation and troubleshooting needs. Trust this Delco family alternator to deliver long-lasting durability and reliable power for your vehicle.

Product Features:
  • Each unit is triple-tested to ensure quality and performance
  • All wear components (brushes, bushings, and bearings) are replaced with all NEW components in the remanufacturing process
  • Tech Hotline with trained ASE Certified Technicians: Call Carquest Technical Support at 1-800-228-9672
  • Designed to meet or exceed OE quality standards in fit, form, and function for reliable and precise performance.
  • Thoroughly inspected and 100% performance-tested from individual components to final assembly for dependable operation.
See More

WAI – Delco Dr37 Ir/If 145 Amp/12 Volt, Cw, 6-Groove Pulley, Limited Lifetime Warranty (Part No.8550N)

Delco Dr37 Ir/If 145 Amp/12 Volt, Cw, 6-Groove Pulley, Limited Lifetime Warranty

from

$242.99
Experience the reliability and performance of this 145-amp alternator, meticulously engineered to meet or exceed OEM specifications for a seamless fit and effortless installation. Designed with advanced voltage regulator protection, it safeguards against transient voltage spikes, preventing potential battery damage while ensuring efficient communication with the ECU. The high-power rectifier assembly features robust open junction press-fit diodes, keeping the unit cool even under demanding conditions. With low saturation voltage, heat dissipation is minimized, enhancing durability and efficiency. 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. Trust in WAIs commitment to superior quality and innovation for a dependable solution to your vehicles 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.
  • Rigorously tested for durability and efficiency, ensuring reliable performance under demanding conditions.
See More

Valeo – Alternator: New, 150 Amps (Part No.849158)

Alternator: New, 150 Amps

from

$274.99
This premium Valeo alternator, delivering a robust 150-amp output at 14 VDC, is engineered for exceptional performance and reliability. Built entirely from 100% new components, it eliminates the risks associated with remanufactured units, ensuring long-lasting durability. Designed with application-specific precision, it guarantees an exact fit for seamless installation. Featuring premium rare earth magnets, this alternator maximizes output without increasing size, enhancing efficiency and fuel economy. Rigorous testing under extreme conditions for up to six months ensures its reliability in the harshest environments, while its high resistance to heat, vibration, and contaminants maintains optimal charge output. With a clockwise rotation direction and award-winning innovation, this Valeo alternator is a top-tier choice for those seeking superior electrical performance and durability.

Product Features:
  • Valeo premium alternators are 100% new products (not remanufactured)
  • 100% new components and core eliminates premature failure for increased durability over remanufactured units
  • All parts are application specific for an exact fit
  • Premium rare earth magnets increase the output of the alternator without increasing the size for better efficiency
  • All applications go under extreme condition testing up to 6 months to ensure reliability under the harshest conditions and electrical demands
  • High resistance to heat, vibration, and contaminating particles helps maintain maximum charge output
See More

ACDelco – Alternator: Remanufactured, 105 Amps (Part No.334-2491A)

Alternator: Remanufactured, 105 Amps

from

$205.99
ACDelco Gold (Professional) Remanufactured Alternators are the high quality alternative to Original Equipment (OE) parts. These alternators use high-quality bearings with high-temp lubricant and double-lipped rubber seals. Rotors and stators are electronically tested and then sealed with secondary insulating coating. Remanufacturing alternators is an industry standard practice that involves disassembly of existing units, and replacing components that are most prone to wear with new components. Damaged and obsolete parts are replaced and are end of line tested to ensure they perform to ACDelco specifications. In addition, remanufacturing returns components back into service rather than processing as scrap or simply disposing of them. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.

Product Features:
  • Remanufactured using consistent quality processes; not just rebuilt
  • Alternators use high-quality bearings with high-temp lubricant and double-lipped rubber seals, reducing friction, vibration, and noise
  • Rotors and stators are electronically tested and then sealed with secondary insulating coating to help prevent shorts
  • Performance-tested and inspected to ensure they meet your expectations for quality design and component specifications
  • Remanufacturing is an industry standard practice that returns parts into service rather than scrapping them
  • Tested to ensure they perform to ACDelco specifications
See More

GM Genuine Parts – Alternator: Remanufactured, 105 Amps (Part No.321-2108)

Alternator: Remanufactured, 105 Amps

from

$389.99
Alternator: Remanufactured, 105 Amps delivers reliable performance with a 105-amp output and 12 VDC voltage, ensuring consistent power for your vehicle’s electrical systems. Designed with a clockwise rotation direction and part of the trusted DELCO AD230 LN31 family, this alternator meets GM specifications for quality and dependability. Featuring ACDelco GM Original Equipment standards, it benefits from remanufacturing, an eco-friendly process that restores parts to service rather than discarding them. Each unit undergoes rigorous testing to guarantee optimal functionality, making it a durable and cost-effective solution for your vehicle.

Product Features:


    Product Features:
    • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
    • Remanufacturing is an industry standard practice that returns parts into service rather than scrapping them
    • Tested to ensure they perform to GM specifications
    • Provides consistent 105-amp output to support your vehicle’s electrical systems effectively.
    • Designed with a clockwise rotation direction for seamless compatibility with GM vehicles.
See More

Carquest Professional – Alternator: New, 145 Amps, Limited Lifetime Warranty (Part No.8292AN)

Alternator: New, 145 Amps, Limited Lifetime Warranty

from

$292.99
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

WAI – Denso Hairpin Ir/If 150 Amp/12 Volt, Cw, 6-Groove Pulley, Limited Lifetime Warranty (Part No.14007N)

Denso Hairpin Ir/If 150 Amp/12 Volt, Cw, 6-Groove Pulley, Limited Lifetime Warranty

from

$508.99
This 150-amp alternator from WAI is engineered to deliver exceptional performance and reliability, making it a top choice for aftermarket replacements. Designed to meet or exceed OEM specifications, it ensures a perfect fit and hassle-free installation. The advanced voltage regulator protection safeguards against transient voltage spikes, preventing potential battery damage, while its low saturation voltage minimizes heat dissipation for enhanced durability. Featuring a high-power rectifier assembly with open junction press-fit diodes, this alternator is built to run cooler and more efficiently. Each unit comes with a printed copy of test results, giving you confidence in its performance from the very first use. With WAI’s commitment to quality, this alternator is a dependable solution for keeping your vehicle powered and running smoothly.

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 with a focus on efficiency, the alternator’s low saturation voltage reduces energy loss, contributing to improved overall performance and reliability.
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Bosch – Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty (Part No.AL8866X)

Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty

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$359.99
The Bosch Premium Alternator delivers exceptional performance and reliability, making it an ideal choice for demanding automotive needs. With a robust 150-amp output and a clockwise rotation direction, this alternator is full-load tested to ensure compliance with Bosch’s strict performance specifications. Each unit is 100% factory tested and remanufactured – not rebuilt – guaranteeing consistent quality and long-lasting performance. Built with high-quality materials and advanced technology, it is designed to withstand the rigors of daily use while ensuring dependable power delivery for your vehicle’s electrical systems.

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 dependable power for your vehicle’s electrical systems, ensuring consistent performance under demanding conditions.
    • Engineered with a robust 150-amp output to meet the needs of modern automotive applications.
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GM Genuine Parts – Alternator: Remanufactured, 145 Amps, 2 Year Limited Warranty (Part No.321-2128)

Alternator: Remanufactured, 145 Amps, 2 Year Limited Warranty

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$384.99
The remanufactured alternator delivers reliable performance with a robust 145-amp output and 12 VDC voltage, making it ideal for powering your vehicle’s electrical systems. Designed with a clockwise rotation direction and part of the trusted DELCO AD244 LN31 family, this alternator ensures compatibility with GM specifications. Featuring ACDelco GM Original Equipment quality, it benefits from industry-standard remanufacturing practices that restore parts to service while reducing waste. Each unit undergoes rigorous testing to guarantee dependable operation and long-lasting durability. Whether you’re replacing a worn-out alternator or upgrading your vehicle’s electrical system, this alternator offers exceptional value and performance.

Product Features:


    Product Features:
    • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
    • Remanufacturing is an industry standard practice that returns parts into service rather than scrapping them
    • Tested to ensure they perform to GM specifications
    • Designed with a robust 145-amp output, this alternator provides reliable power to support your vehicle’s electrical systems effectively.
    • Features a clockwise rotation direction for seamless compatibility with GM vehicles, ensuring optimal performance and fit.
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Carquest HD Electrical – Alternator: New, 253 Amps, With Pulley (Part No.71-8292N-253A)

Alternator: New, 253 Amps, With Pulley

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$326.99
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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Carquest Premium – Alternator: Remanufactured, 105 Amps, Limited Lifetime Warranty (Part No.11364A)

Alternator: Remanufactured, 105 Amps, Limited Lifetime Warranty

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$294.99
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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Bosch – Alternator: New, 124 Amps, Limited Lifetime Warranty (Part No.AL8577N)

Alternator: New, 124 Amps, Limited Lifetime Warranty

from

$286.99
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 124-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. Built to rotate clockwise, this alternator is a reliable and durable solution for your vehicle’s electrical needs. Choose Bosch for unmatched quality and performance.

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
    • Provides consistent and reliable 124-amp output to support modern vehicles with advanced electrical systems.
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Carquest Premium – Alternator: Remanufactured, 105 Amps, Limited Lifetime Warranty (Part No.8247A)

Alternator: Remanufactured, 105 Amps, Limited Lifetime Warranty

from

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

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
  • Regulators and rectifiers are 100% electronically load tested for reliable charging performance
  • 100% new OE-quality brushes and bearings are used to ensure long service life
  • Rotors and stators are load tested and double insulated for maximum charging performance
  • Slip rings are precision polished for maximum brush contact and service life
  • Application-specific technical bulletins included where applicable
  • All units are 100% triple tested to ensure quality and performance
  • Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
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Most Popular Alternator for 2025 Chevrolet Express 2500s

Enhance your 2025 Chevrolet Express 2500 with this popular Alternator we have in stock, for $417.99.

GM Genuine Parts – Alternator: New, 150 Amps, 2 Year Limited Warranty (Part No.84143543)

Alternator: New, 150 Amps, 2 Year Limited Warranty

from

$417.99
GM Genuine Parts Alternators are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These alternators provide power to the vehicle’s electrical systems and charge the battery while the engine is running. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Newly manufactured as an exact replacement for your GM vehicle’s original alternator
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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FAQs for 2025 Chevrolet Express 2500 Alternator Parts

What’s the price range for 2025 Chevrolet Express 2500 Alternator Parts?

We currently have just one Alternator Parts for the 2025 Chevrolet Express 2500 in stock: Alternator: New, 150 Amps, 2 Year Limited Warranty and it costs $417.99.

Does Advance Auto Parts sell Alternator Parts for other Chevrolet Express 2500 model years?

Yes, we carry Alternator Parts for 28 model years of Chevrolet Express 2500s between 1996 and 2024. The following model years are the most popular for Alternator Part purchases: 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, and 2015.

Does Advance Auto Parts sell Alternator Parts for any other 2025 Chevrolet models?

Yes. We stock Alternator Parts for 1 other popular 2025 Chevrolet models. Some of the most popular are 2025 Express 3500 Alternator Parts and 2025 Express 4500 Alternator Parts.

What types of Alternator Parts do you sell for my 2025 Chevrolet Express 2500?

We currently have just 1 Alternator Part in stock for a 2025 Chevrolet Express 2500, and as of 11/2/25, it is an Alternator.

Can I get help with 2025 Chevrolet Express 2500 Alternator Part orders?

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

What is your return policy for Chevrolet Express 2500 Alternator Parts?

Advance Auto Parts keeps returns simple. For new Chevrolet Express 2500 Alternator Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.