BMW Voltage Regulator Parts

Showing 20 out of 27 part(s) found in our catalog.

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Voltage Regulator
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Audi, BMW, Mercedes, VW
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$12.89
Reg
$13.43
List
$205.11
OEM
Due to numerous supercessions this unit fits many alternators, please specify Bosch number from existing regulator assembly to verify application. 1 per car.
Audi, BMW, Mercedes, Porsche, Saab, Volvo, VW
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$45.88
Reg
$47.79
List
$88.45
OEM
BMW X5, X3, 328i, 528i, 535i, 335i, 328i xDrive, 535i xDrive, 328xi, 528i xDrive & more
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$37.99
Reg
$39.57
List
$178.98
OEM
BMW X5, 328i, 325i, 530i, 330i, 525i, 328i xDrive, 550i, 325xi, 328xi & more
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$40.99
Reg
$42.70
List
$194.82
OEM
For models with externally regulated alternators. 1 per car.
Audi, BMW, Mercedes, Porsche, Volvo, VW
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$27.99
Reg
$29.16
List
$31.71
OEM
For models with 180A Bosch alternator.
BMW 335i, 335i xDrive
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$38.99
Reg
$40.61
List
$169.54
1 per car.
Audi, BMW, Mercedes, Porsche, Saab, Volvo, VW
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$43.99
Reg
$45.82
List
$108.00
OEM
Please verify Bosch number (Long number 1197311027 or 1197311035) on existing regulator assembly prior to ordering. 1 per car.
Audi, BMW, Mercedes, Porsche
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$39.99
Reg
$41.66
List
$259.81
OEM FREE SHIPPING
For models with 120A Bosch alternator only. Please verify failure issue prior to ordering, Bosch does not recommend replacement of just regulator over entire remanufactured alternator. 1 per car.
BMW X5, 325i, 530i, 330i, Z3, 330Ci, 525i, 325Ci, 325xi, 330xi & more
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$38.99
Reg
$40.61
List
$178.98
OEM
BMW X5, X6
Low Stock Status
Low Stock Information Icon
Leaves warehouse within 1-2 business days, if still available when processed.
$47.99
Reg
$49.99
List
$202.24
FREE SHIPPING
Included With Alternator. 750i, 750Li, 750xi, 750lxi. 760Li. 4.4L turbo. 6.0L turbo.
BMW X5, 750Li, X6, 750i, 750i xDrive, 750Li xDrive, 760Li
Available To Order Status
Available To Order Information Icon
Usually ships within 1-2 business days. Availability is not guaranteed.
$162.99
Reg
$169.78
List
$177.11
FREE SHIPPING
BMW X5
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$88.99
Reg
$92.70
List
$194.82
FREE SHIPPING
Included With Alternator. 525i, 530i. Z4. To 3/04. 2003-05. 2.5l & 3.0l, bosch. Your part is located within diagram as #4.
BMW 530i, 525i, Z4
Available To Order Status
Available To Order Information Icon
Usually ships within 1-2 business days. Availability is not guaranteed.
$135.99
Reg
$141.66
List
$186.10
OEM
For models with Valeo alternator only, please verify manufacturer prior to ordering. 1 per car.
BMW 328i, 325i, M3, 530i, Z3, 325is, 318i, 325iC, 318ti, 318is & more
Low Stock Status
Low Stock Information Icon
Leaves warehouse within 1-2 business days, if still available when processed.
$46.99
Reg
$48.95
List
$184.24
FREE SHIPPING
Z4. 3.0l. Bosch Alternator. Your part is located within diagram as #4.
BMW Z4, 128i
Available To Order Status
Available To Order Information Icon
Usually ships within 1-2 business days. Availability is not guaranteed.
$160.99
Reg
$167.70
List
$186.10
FREE SHIPPING
BMW M3
Available To Order Status
Available To Order Information Icon
Usually ships within 1-2 business days. Availability is not guaranteed.
$135.99
Reg
$141.66
List
$186.08
FREE SHIPPING
Included With Alternator. 740i, 740ix. X4. X3. 250amp. 5 series. 3.0L, 250a. Bosch 250a. Without 4.4l. 2.0, 3.0L, 250 amp. Without gt models. Your part is located within diagram as #5.
BMW X3, 530i, 540i, 740i, X4, 540i xDrive, 530i xDrive, 530e, 740i xDrive, 530e xDrive & more
Available To Order Status
Available To Order Information Icon
Usually ships within 1-2 business days. Availability is not guaranteed.
$135.99
Reg
$141.66
List
$186.08
FREE SHIPPING
150 Amp.Alternator. Without turbo, 150 amp. Your part is located within diagram as #4.
BMW 328i, 328i xDrive, 128i, 135i, 135is
Available To Order Status
Available To Order Information Icon
Usually ships within 1-2 business days. Availability is not guaranteed.
$135.99
Reg
$141.66
List
$186.10
FREE SHIPPING
1990-92 M5, 535, 750 Alternator Serviced As Assembly Only. 1993 740 Alternator Serviced As An Assembly Only. Bosch. 70 amp. Your part is located within diagram as #2.
BMW 325i, M3, 530i, 525i, 540i, 740iL, 740i, 325is, 318i, 318ti & more
Available To Order Status
Available To Order Information Icon
Usually ships within 1-2 business days. Availability is not guaranteed.
$181.99
Reg
$189.57
List
$195.87
FREE SHIPPING
Included With Alternator. 525i, 530i. X3. From 3/04. 2.5l & 3.0l, bosch. Your part is located within diagram as #3.
BMW X3, 530i, 525i
Available To Order Status
Available To Order Information Icon
Usually ships within 1-2 business days. Availability is not guaranteed.
$135.99
Reg
$141.66
List
$186.10

BMW voltage regulator typically cost between $12.89 and $181.99.

A BMW's voltage regulator is a circuit in the electrical system that generates and maintains a fixed output voltage. It helps to ensure that the voltage from the power source remains constant, even when the quantity of power drawn from the battery fluctuates. In layman's terms, it ensures that the proper quantity of energy is flowing to the car's engine and other electrical components. Voltage regulators are typically installed into the alternator of a vehicle.

It can be difficult to anticipate the exact lifespan of your alternator voltage regulator. However, under normal environmental conditions, your voltage regulator may outlive the useful life of your car. To be more specific, many mechanics agree that the voltage regulator in your vehicle can survive up to 100,000 miles. However, if your car is continuously exposed to harsh winter or summer weather, this lifespan can shrink.

There are a few signals that your BMW's voltage regulator is failing. Here are some of the most common symptoms of a broken regulator:

  • High voltage output - 16 volts or higher
  • Power dips - engine sputtering, a rough idle, or a lack of acceleration
  • The instrument cluster is not operational
  • Flashing or fading lights
  • Inoperative high beams
  • Corrosion spreading on the battery's terminals and top
  • A drained battery

If you detect any of these problems, take your BMW to a mechanic for a checkup. Voltage regulators can be repaired in some circumstances, but in others, they must be replaced. So, when it comes to BMW voltage regulator parts, AutohausAZ is the place to go. Did you know that the majority of other BMW voltage regulator parts websites are controlled by the same company? We are one of the few independent BMW voltage regulator parts websites helping our prices be the lowest on the internet.

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