OEM BMW Alternators

Explore BMW Alternators Built to Support Modern Electrical Systems

From advanced driver assistance features to everyday convenience systems, BMW vehicles rely heavily on a stable electrical supply. The alternator plays a central role by generating power while the engine is running and keeping the battery charged. At BMW of Clear Lake, we offer OEM BMW alternators designed to meet factory electrical demands.

An alternator converts mechanical energy from the engine into electrical energy used to power vehicle systems. As electrical loads increase, the alternator works continuously to maintain proper voltage. Over time, internal wear, heat, and electrical stress can affect alternator output, which is why charging system components are sometimes reviewed during service.

BMW alternators vary by engine configuration, output rating, and mounting design. Pulley style, electrical connections, and cooling provisions are all engineered for specific vehicle applications. Selecting the correct alternator helps maintain compatibility with belts, wiring, and onboard electronics.

OEM BMW alternators are manufactured to factory standards for fitment, voltage regulation, and durability. Using application-specific alternators helps reduce the risk of warning lights, charging issues, or premature battery wear.

Before ordering, confirm model year, engine size, and electrical system requirements. You can explore available alternators to find options matched to your BMW.

OEM alternators help support dependable electrical performance and predictable service outcomes.

12428602973 - : Positive Cable for Mini Image

Positive Cable

2.0L.
$222.11
MSRP $254.36
Save $32.25
12.7% Off
12317507808 - : Mount Bracket Gasket for BMW Image

Mount Bracket Gasket

4.4, 4.6 & 4.8L. 4.4 & 4.8L, without oil cooler. 4.4l & 4.8l. 4.4L 2008.
$9.20
MSRP $13.63
Save $4.43
32.5% Off
12318490540 - : Generator Assembly for BMW Image

Generator Assembly

With 48 volt system, new.
$1,392.66
MSRP $2,087.95
Save $695.29
33.3% Off
12317533837 - : Bracket for BMW Image

Bracket

4.4 & 4.8L, without oil cooler. X5. 4.4l & 4.8l. 4.4L 2008.
$382.08
MSRP $480.24
Save $98.16
20.4% Off
11121731208 - : Pulley Mount Bolt for BMW Image

Pulley Mount Bolt

1999-01.
$14.95
MSRP $17.09
Save $2.14
12.5% Off
11231711090 - : Accessory Drive Belt for BMW Image

Accessory Drive Belt

735iL. Routing:Crk,Alt. Alternator. 535i.
$20.19
MSRP $26.92
Save $6.73
25% Off
11511711091 - : Accessory Drive Belt for BMW Image

Accessory Drive Belt

Routing:Crk,Alt. Fan and Alternator. 1988-91, 325. 1988-92 325i. 1987 325i. Convert old style, 318i.
$26.79
MSRP $35.72
Save $8.93
25% Off
11231315357 - : Accessory Drive Belt for BMW Image

Accessory Drive Belt

Routing:Crk,Alt. Alternator. M5.
$34.93
MSRP $46.57
Save $11.64
25% Off
7119904532 - : Belt Tensioner Pulley Bolt for BMW Image

Belt Tensioner Pulley Bolt

3.2L water pump & alternator. 3.2L, drive belt, 8x105mm. 3.0L, 8x105mm.
$5.83
MSRP $7.28
Save $1.45
19.9% Off
12319908092 - : A/C Compressor Bolt for BMW Image

A/C Compressor Bolt

$7.75
MSRP $9.69
Save $1.94
20% Off
12427953075 - : Battery Cable for Mini Image

Battery Cable

Battery to starter.
$229.81
MSRP $286.40
Save $56.59
19.8% Off
12427611322 - : Battery Cable for BMW Image

Battery Cable

Positive. Location-Trunk. Battery to Junction.
$90.56
MSRP $108.71
Save $18.15
16.7% Off

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