2010 Mercedes-Benz S550 W221 5.5L V8 Alternator 11444 | 220A, 6-Groove
$210.95
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2010 Mercedes-Benz S550 W221 5.5L V8 Alternator 11444 | 220A, 6-Groove
$210.95
This new replacement alternator fits the 2010 Mercedes-Benz S550 W221 5.5L V8 in the configurations listed below.
Vehicle fitment
| Model years | Vehicle | Engine | Configuration |
|---|---|---|---|
| 2010 | Mercedes-Benz S450 W221 | 4.7L V8 | Rear Facing Battery Post |
| 2011 | Mercedes-Benz S450 W221 | 4.7L V8 | |
| 2010 | Mercedes-Benz S550 W221 | 5.5L V8 | AWD, High Capacity, From Chassis/VIN A 322943 |
| 2011 | Mercedes-Benz S550 W221 | 5.5L V8 | AWD, High Capacity |
Part numbers
Additional references: A0009060200, 0009060200, 0121813023, DRA1021, 11444
What’s included
Includes one new alternator with pulley.
Specifications
- Output: 220 A
- Voltage: 12 V
- Pulley grooves: 6
- Rotation: Clockwise
- Regulator: Internal
Before ordering
Match the original alternator part number, amperage, electrical connector, mounting points and pulley with the listing. Check any equipment or production-date notes in the fitment table.
Installation tip: Disconnect the negative battery cable before replacement. Check the belt, tensioner and battery-cable connections, then verify charging operation after installation.
Need a match? Send your VIN and a photo of the original alternator label to our Auto Parts Desk.
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