Remy
Premium Remanufactured

Remy 21787 Alternator

Brand Remy 21787
Amperage Rating 105
Fan Type Internal
New or Remanufactured Remanufactured
OE Manufacturer Delco/Delphi
Pulley Included Yes
Rotation Direction Clockwise
Voltage (V) 12
Voltage Regulator Type Internal
Product line Premium Remanufactured
Fits Chevrolet, Oldsmobile, and Pontiac · 3 vehicles

OE direct replacement. Remanufactured alternator built to match original equipment specs.

Internal regulator. Integrated voltage regulation simplifies installation and wiring.

Pulley included. Ready for a complete alternator replacement.

Cross-references 10464424, 10464427 and 10480318 for the same application. See all 4.

$219.39Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $219.39
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Remanufactured Alternator for 2000 GM Compact Cars

Remy 21787 is a Premium Remanufactured 12-volt alternator built for select 2000 Chevrolet Malibu, Oldsmobile Alero, and Pontiac Grand Am applications with a 105-amp charging system. It features an internal fan, internal voltage regulator, clockwise rotation, and an included pulley for direct replacement service.

Key Features

  • 105 amp amperage rating for vehicles equipped with the correct charging capacity
  • 12V alternator with internal voltage regulator
  • Internal fan design for OE-style cooling layout
  • Clockwise rotation
  • Pulley included
  • Remanufactured to support OE-style replacement needs
  • OE manufacturer reference: Delco/Delphi

Product Details

Remy 21787 is a remanufactured alternator for 2000 Chevrolet Malibu, 2000 Oldsmobile Alero, and 2000 Pontiac Grand Am models that require a 105-amp unit. The Premium Remanufactured line focuses on OE-style electrical replacement parts, and this alternator follows the original equipment layout with an internal regulator, internal fan, and clockwise rotation. This part cross-references 10464424 and 10480336 for the same application.

What It Helps Address

  • Battery warning light caused by alternator output loss
  • Low charging voltage at the battery
  • Dim lights or electrical instability during driving
  • Charging system failure on 2000 Chevrolet Malibu, Oldsmobile Alero, or Pontiac Grand Am
  • Replacement needs for a 105-amp OE-style alternator

Installation Notes and Tips

Verify the vehicle’s charging system is specified for 105 amps before ordering. Confirm pulley alignment, connector fit, and rotation direction against the original unit. This alternator is not compatible with vehicles equipped with less than 105 amps capacity. Fits 2000 Chevrolet Malibu, N/A. Fits 2000 Oldsmobile Alero, N/A. Fits 2000 Pontiac Grand Am, N/A.

Quality Assurance

Remy Premium Remanufactured parts are remanufactured electrical components built to OE-style specifications for direct replacement service. OE manufacturer reference: Delco/Delphi.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2000ChevroletMalibu3.1LV6N/ANot compatible with vehicles with less than 105 amps capacity.; Premium Remanufactured
2000OldsmobileAlero3.4LV6N/ANot compatible with vehicles with less than 105 amps capacity.; Premium Remanufactured
2000PontiacGrand Am3.4LV6N/ANot compatible with vehicles with less than 105 amps capacity.; Premium Remanufactured
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
10464424104644271048031810480336