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12_282cbc9a-a386-47f8-9ee4-b84a84ad2159 - Northline Parts

New AD244 High Output Alternator for GM LS Truck/Van 1999-2006 220Amp 12V Black

Alligator_819_x_200_px - Northline Parts

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$391.69
Sale price  $391.69 Regular price 

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I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

New AD244 High Output Alternator for GM LS Truck/Van (1999-2006) - 220Amp 12V Black

Upgrade your vehicle's charging system with this premium aftermarket AD244 high output alternator. Designed specifically for GM LS-based trucks and vans from 1999 to 2006, this unit delivers a powerful 220 Amps, making it the perfect choice for vehicles equipped with heavy electrical loads, high-end audio systems, or off-road lighting. This is a high-quality aftermarket replacement part engineered for durability and peak performance to keep your engine running smoothly under high demand.

Key Features & Benefits

  • High-performance 220 Amp output for demanding electrical needs
  • Sleek black finish provides a custom, clean look under the hood
  • Heavy-duty internal components built for long-lasting reliability
  • Direct bolt-on fitment for GM LS-based engines (1999-2006)
  • Improved charging efficiency even at low idle RPMs

Compatible Models

  • Chevrolet Silverado 1500, 2500, 3500 (1999-2006)
  • GMC Sierra 1500, 2500, 3500 (1999-2006)
  • Chevrolet Tahoe & Suburban (2000-2006)
  • GMC Yukon & Yukon XL (2000-2006)
  • Chevrolet Express & GMC Savana Vans (2003-2006)
  • Cadillac Escalade (2002-2006)

Product Specifications

  • Alternator Style: AD244 High Output
  • Amperage: 220 Amps
  • Voltage: 12V
  • Finish: Black
  • Rotation: Clockwise
  • Pulley Style: Serpentine

Frequently Asked Questions

Is this an OEM part?
No, this is a high-quality aftermarket part designed to meet or exceed original equipment performance standards.

How do I confirm compatibility?
Please check your vehicle's year, make, and model against our compatibility list and verify that your existing alternator matches the AD244 style mounting configuration before ordering.


Important: This is a premium aftermarket part and is not manufactured by the original equipment manufacturer (OEM). Brand names and model numbers are used for reference purposes only. Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.

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Service was professional and easy to work with. They kept me updated on my order and recommended a different part when the one I originally picked wasn’t going to work. Everything showed up as expected and the process was smooth overall.

- Customer, Chris D.

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