BMW Alternators

Shop BMW Alternators to Restore Reliable Electrical Power

The alternator supplies electrical power to your BMW while keeping the battery charged. When it begins to fail, the vehicle may experience dim lights, warning messages, or difficulty starting. A weak alternator can also cause warning lights or electrical accessories to behave unpredictably. Restoring proper charging output helps protect the battery and onboard electronics from unnecessary strain. A weak alternator can also cause warning lights or electrical accessories to behave unpredictably. Restoring proper charging output helps protect the battery and onboard electronics from unnecessary strain. A weak alternator can also cause warning lights or electrical accessories to behave unpredictably. Restoring proper charging output helps protect the battery and onboard electronics from unnecessary strain. A weak alternator can also cause warning lights or electrical accessories to behave unpredictably. Restoring proper charging output helps protect the battery and onboard electronics from unnecessary strain. A weak alternator can also cause warning lights or electrical accessories to behave unpredictably. Restoring proper charging output helps protect the battery and onboard electronics from unnecessary strain. A weak alternator can also cause warning lights or electrical accessories to behave unpredictably.

Signs of alternator wear

Low charging output can cause electrical systems to drain the battery faster than it can be replenished, leading to drivability concerns.

BMW alternators designed to factory specs

BMW alternators are built to provide the correct amperage output and mounting alignment for your vehicle’s electrical system.

Order BMW Alternators from BMW of Bloomfield Hills

At BMW of Bloomfield Hills, we help our customers choose the correct BMW alternators for their vehicle so fitment and performance meet factory expectations. We can help confirm fitment by model and year before you order. Shop BMW alternators.

12318636420 - : Alternator Pulley for BMW Image

Alternator Pulley

5 series. Without gt models. With 4.4l. 750i, 750ix. 4.4L twin turbo, 2019-22. 4.4L twin turbo, m50i.
$107.09
MSRP $145.15
Save $38.06
26.2% Off
11287636367 - : Alternator Belt for BMW Image

Alternator Belt

530i & 540i. 740iL & 740i. 4.0 & 4.4L. 840Ci.
$61.45
MSRP $86.07
Save $24.62
28.6% Off
12311720368 - : Alternator Pulley for BMW Image

Alternator Pulley

Main, 850 series.
Backordered
12311708607 - : Alternator Pulley for BMW Image

Alternator Pulley

1999-01. Water cooled, 540i. X5. 4.4l. 4.4, 4.6 & 4.8L.
Backordered
7129905830 - : Alternator Bolt for BMW Image

Alternator Bolt

Alternator,mount bolt. 4.4L.
$7.75
MSRP $9.69
Save $1.94
20% Off
12317525439 - : Alternator Pulley for BMW Image

Alternator Pulley

650i. Diameter-49mm. 4.4, 4.6 & 4.8L. 645Ci.
Backordered
12317560483 - : Alternator Pulley for BMW Image

Alternator Pulley

Z4. 3.0l. Without turbo. X5. 3.0l. Without diesel. 180 amp. Without 4-zone. 6 Rib. Diameter-49mm.
$107.09
MSRP $145.15
Save $38.06
26.2% Off
11287636377 - : Alternator Belt for BMW Image

Alternator Belt

4.0 & 4.4L. 540i. Water pump & alt. 4.4, 4.6 & 4.8L, 2000-03, 4.4L. X5. 4.4l.
$61.45
MSRP $86.07
Save $24.62
28.6% Off
11288642155 - : Alternator Belt for BMW Image

Alternator Belt

6.6L. M760i xDrive. M760ix.
$24.25
MSRP $35.93
Save $11.68
32.5% Off

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