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Please, add your first item to the wishlist

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Alternator

PART#: 321-2127
ACDelco

$268.95

CORE DEPOSIT: $42.00

In stock

Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2005IsuzuAscenderS4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005IsuzuAscenderLS4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005BuickRainierCXL4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005BuickRainierCXL Plus4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005ChevroletTrailblazerLT4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005ChevroletTrailblazerLS4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005ChevroletTrailblazer EXTLS4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005ChevroletTrailblazer EXTLT4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005GMCEnvoySLT4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005GMCEnvoySLE4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005GMCEnvoy XUVSLE4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005GMCEnvoy XUVSLT4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005GMCEnvoy XLSLT4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005GMCEnvoy XLSLE4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2005Saab9-7xLinear4.2L6GAS150 AMP GEN(KG4) | Engine VIN: S; Engine Code: LL8;
2004IsuzuAscenderLS4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004IsuzuAscenderS4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004BuickRainierCXL4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004BuickRainierCXL Plus4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004ChevroletTrailblazerNorth Face4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004ChevroletTrailblazerLS4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004ChevroletTrailblazerLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004ChevroletTrailblazer EXTLS4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004ChevroletTrailblazer EXTLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004ChevroletTrailblazer EXTNorth Face4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004GMCEnvoySLE4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004GMCEnvoySLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004GMCEnvoy XUVSLE4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004GMCEnvoy XUVSLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004GMCEnvoy XLSLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004GMCEnvoy XLSLE4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2004OldsmobileBravadaBase4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003IsuzuAscenderLimited4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003IsuzuAscenderBase4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003IsuzuAscenderLS4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003ChevroletTrailblazerNorth Face4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003ChevroletTrailblazerLS4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003ChevroletTrailblazerLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003ChevroletTrailblazerLTZ4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003ChevroletTrailblazer EXTLS4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003ChevroletTrailblazer EXTNorth Face4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003ChevroletTrailblazer EXTLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003GMCEnvoySLE4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003GMCEnvoySLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003GMCEnvoy XLSLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003GMCEnvoy XLSLE4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2003OldsmobileBravadaBase4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2002ChevroletTrailblazerLS4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2002ChevroletTrailblazerLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2002ChevroletTrailblazerLTZ4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2002ChevroletTrailblazerNorth Face4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2002ChevroletTrailblazer EXTNorth Face4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2002ChevroletTrailblazer EXTLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2002GMCEnvoySLE4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2002GMCEnvoySLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2002GMCEnvoy XLSLE4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2002GMCEnvoy XLSLT4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
2002OldsmobileBravadaBase4.2L6GAS150 AMP GEN(KG4); AMPS 150 | Engine VIN: S; Engine Code: LL8;
Product info

The ACDelco Alternator Part Number 321-2127 is a top-notch replacement unit designed for Buick, Chevrolet, GMC, and Isuzu vehicles. This alternator is manufactured to meet or exceed the original specifications of the vehicle’s alternator and is built with high-quality materials that ensure durability.

One of the key features of the ACDelco Alternator Part Number 321-2127 is its superior performance. The alternator delivers consistent power to the vehicle’s battery, ensuring that its electrical components are functioning optimally. This helps to prevent power-related issues such as dimming lights, which can be hazardous while driving.

The ACDelco Alternator Part Number 321-2127 is also designed to be easy to install, making it a perfect fit for DIY car enthusiasts. It comes with all the necessary components and hardware required for installation and is designed to be a direct replacement for the original alternator.

In addition to its performance benefits, the ACDelco Alternator Part Number 321-2127 is also cost-effective. Compared to other alternator options, this unit is competitively priced, making it an affordable yet reliable replacement option.

Overall, the ACDelco Alternator Part Number 321-2127 is an excellent choice for vehicle owners who need a reliable and high-performance alternator for their Buick, Chevrolet, GMC, or Isuzu. With its superior performance, ease of installation, and affordability, this alternator is a must-have for any car owner looking to keep their vehicle running smoothly.

About ACDelco

When it comes to top-notch auto parts, one brand that stands tall is ACDelco. Popular for its commitment to quality and innovation, ACDelco has been a trusted name in the automotive industry. At Newparts.com, we're proud to offer a wide selection of ACDelco auto parts, including ACDelco spark plugs, ACDelco alternators, and ACDelco air filters, and other ACDelco parts, all at discounted prices.

ACDelco spark plugs are engineered to deliver exceptional performance and reliability, ensuring optimal engine operation and fuel efficiency. Whether you're cruising down the highway or navigating city streets, you can trust ACDelco spark plugs to keep your engine firing on all cylinders.

When it comes to power generation, ACDelco alternators are second to none. Designed to withstand the challenges of daily driving, ACDelco alternators deliver consistent power output to keep your vehicle's electrical systems running smoothly. With ACDelco alternators from Newparts.com, you can count on reliable performance mile after mile.

In addition to spark plugs and alternators, we also offer a range of ACDelco air filters to help keep your engine breathing clean, fresh air. ACDelco air filters are designed to trap dirt, dust, and other contaminants, preventing them from entering your engine and causing damage. With a high-quality ACDelco air filter from Newparts.com, you can enjoy improved engine performance and extended engine life.

At Newparts.com, we understand that getting the right parts quickly is essential. That's why we offer fast shipping on all ACDelco auto parts, so you can get back on the road with confidence. Plus, with our discounted prices, you can save big on the parts you need to keep your vehicle running smoothly. In case you want to purchase parts by phone, feel free to call us at 855-505-2886 and our customer service team will help you out. 

Whether you're in need of spark plugs, alternators, air filters, or any other ACDelco auto parts, Newparts.com has you covered. Shop our selection today and experience the quality and reliability of ACDelco for yourself.

Specifications
4
Aluminum
No
Remanufactured
Yes
Amperage Rating150
External Fan IncludedNot Applicable
External Regulator IncludedNo
FamilyDelco AD244
Fan TypeInternal
FinishAluminum
Ground TypeNegative
Mounting TypeSide
One Wire CapableNo
Plug Clock Rear View Main Mounting Ear at 6 O Clock4
Pulley Belt TypeSerpentine
Pulley Groove Quantity6
Pulley IncludedYes
Regulator TypeInternal
Rotation DirectionClockwise
Voltage12
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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