Mack WS Alternators

Your Mack WS will be happy to know that the search for the right Alternators you’ve been looking for is over! Advance Auto Parts has 15 different Alternators for your vehicle, ready for shipping or in-store pick up. The best part is, our Mack WS Alternators start from as little as $226.99.

When it comes to your Mack WS, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Alternators brands so you can shop with complete confidence. We’re sure you will get the right product to keep that WS running for a long time.

We even have reviews of our OEM and aftermarket Alternators products to help you buy with confidence. Hear from other customers via the 1 reviews on parts for your Mack WS.

Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Alternators for your WS, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!

Compare 25 Mack Alternators

Carquest HD Electrical – Alternator: New, 160 Amps, Without Pulley (Part No.71-8329N)

Alternator: New, 160 Amps, Without Pulley

from

$367.99
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.
See More

Carquest HD Electrical – Alternator: New, 145 Amps (Part No.71-8076N)

Alternator: New, 145 Amps

from

$321.99
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 HD Electrical – Alternator: New, 200 Amps (Part No.71-12715N)

Alternator: New, 200 Amps

from

$369.99
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.
See More

Carquest HD Electrical – Alternator: New, 160 Amps (Part No.71-7613N)

Alternator: New, 160 Amps

from

$362.99
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 HD Electrical – Alternator: New, 170 Amps, Without Pulley (Part No.71-8612N)

Alternator: New, 170 Amps, Without Pulley

from

$402.99
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.
See More

Carquest HD Electrical – Alternator: New, 65 Amps, Without Pulley (Part No.71-7197N)

Alternator: New, 65 Amps, Without Pulley

from

$338.99
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 HD Electrical – Alternator: New, 160 Amps, Without Pulley (Part No.71-8718N)

Alternator: New, 160 Amps, Without Pulley

from

$342.99
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.
See More

Carquest HD Electrical – Alternator: New, 80 Amps, Without Pulley (Part No.71-7138N)

Alternator: New, 80 Amps, Without Pulley

from

$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 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 HD Electrical – Alternator: New, 130 Amps (Part No.71-8073N)

Alternator: New, 130 Amps

from

$226.99
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 HD Electrical – Alternator: New, 130 Amps (Part No.71-8027N)

Alternator: New, 130 Amps

from

$302.99
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.
See More

Carquest HD Electrical – Alternator: New (Part No.71-7255N)

Alternator: New

from

$567.99
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.
See More

Carquest HD Electrical – Alternator 36SI IR/EF 105 Amp/24 Volt, Bi-Directional, w/o Pulley (Part No.71-8541N)

Alternator 36SI IR/EF 105 Amp/24 Volt, Bi-Directional, w/o Pulley

from

$448.99
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.
See More

Carquest HD Electrical – Alternator: New, 140 Amps (Part No.71-8607N)

Alternator: New, 140 Amps

from

$439.99
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 HD Electrical – Alternator IR/EF 90 Amp/24 Volt, Bi-Directional, w/o Pulley (Part No.71-7610N)

Alternator IR/EF 90 Amp/24 Volt, Bi-Directional, w/o Pulley

from

$437.99
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.
See More

Carquest HD Electrical – Alternator: New, 200 Amps (Part No.71-8743N)

Alternator: New, 200 Amps

from

$432.99
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 HD Electrical – Alternator: New, 105 Amps (Part No.71-7940N)

Alternator: New, 105 Amps

from

$421.99
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 HD Electrical – Alternator: New, 90 Amps (Part No.71-7262N)

Alternator: New, 90 Amps

from

$413.99
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 HD Electrical – Alternator: New, 130 Amps (Part No.71-7612N)

Alternator: New, 130 Amps

from

$408.99
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 HD Electrical – Alternator IR/IF 200 Amp/12 Volt, CW, w/o Pulley (Part No.71-8741N)

Alternator IR/IF 200 Amp/12 Volt, CW, w/o Pulley

from

$395.99
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:
  • 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.
  • 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

Valeo – Alternator: New, 70 Amps (Part No.439220)

Alternator: New, 70 Amps

from

$374.99
The Valeo premium alternator delivers exceptional performance and reliability, making it a top choice for automotive electrical systems. Designed with 100% new components and core, this alternator eliminates the risk of premature failure, ensuring long-lasting durability compared to remanufactured units. With an amperage rating of 70 amps and a 12 VDC voltage output, it provides consistent power to meet demanding electrical needs. Featuring premium rare earth magnets, it achieves superior efficiency by increasing output without enlarging its size. Engineered for an exact fit with application-specific parts, this alternator simplifies installation while maintaining optimal functionality. Rigorous testing under extreme conditions for up to six months guarantees reliability in the harshest environments, including resistance to heat, vibration, and contaminants. Its innovative design not only boosts fuel economy but also ensures maximum charge output, making it a valuable upgrade for your vehicle’s electrical system.

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

Carquest HD Electrical – Alternator 33SI IR/EF 135 Amp/12 Volt, Bi-Directional, Neg. Grd., w/o Pulley (Part No.71-8083N)

Alternator 33SI IR/EF 135 Amp/12 Volt, Bi-Directional, Neg. Grd., w/o Pulley

from

$351.99
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.
See More

Carquest HD Electrical – Alternator: New, 160 Amps, Without Pulley (Part No.71-8707N)

Alternator: New, 160 Amps, Without Pulley

from

$347.99
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.
See More

Carquest HD Electrical – Alternator: New (Part No.71-12490N)

Alternator: New

from

$346.99
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 HD Electrical – Alternator: New, 130 Amps, Without Pulley (Part No.71-7681N)

Alternator: New, 130 Amps, Without Pulley

from

$278.99
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 HD Electrical – Alternator IR/EF 130 Amp/12 Volt, CW, w/o Pulley (Part No.71-12349N)

Alternator IR/EF 130 Amp/12 Volt, CW, w/o Pulley

from

$271.99
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.
See More