Alternators

The battery in your vehicle is sufficient at powering some parts of your vehicle and is what allows your engine to start, but the battery doesn't have the juice to last all day. It needs some help. Fortunately, you have an alternator in place that serves as your battery's sidekick, converting mechanical energy into electrical energy. This support keeps your battery charged and other components receive the power they need to operate all day. In case the alternator fails, you can rely on your battery power to run your BMW for a short while. Although your car battery supplies the electric starter motor with power, the alternator is the auto component that charges the battery and powers electrical systems. An alternator can run for 10-15 years without requiring any repair or maintenance services. However, if you find that your dashboard lights are flickering or if your battery is new but not lasting, it's time to have your alternator checked. If you need a replacement, you're in the right place. When installing your alternator, avoid buying an aftermarket part, as it may not serve you for long. Instead, insist on buying a genuine alternator to prevent your car from stalling. When you purchase a factory OEM alternator from our store below, you'll be getting a durable part made for your specific make and model. Place your order and let us help you keep your BMW on the road.

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Alternator
Part Number: 12-31-1-704-082
Other Names: Exch-Compact Alternator H12319 More Names
Replaces: 12-31-1-468-623, 12-31-1-747-204
Description: 740i & 740iL. 840Ci. 530, 540. More Info
Notes: Alternator Is Only Sold As An Assembly For 1996-97. More Notes
Fits:
  • BMW:
    • 530i,
    • 540i,
    • 740i,
    • 740iL,
    • 840Ci
$742.18
$543.28
$742.18
$543.28
Alternator
Part Number: 12-31-1-738-092
Other Names: Exch.-Alternator H12319 More Names
Replaces: 12-31-1-735-404
Description: 325. 140 amp, remanufactured. More Info
Notes: Order By Description. More Notes
Fits:
  • BMW:
    • 318i,
    • 318is,
    • 325i,
    • 325is
$679.28
$555.25
$679.28
$555.25
Alternator
Part Number: 12-31-7-501-690
Other Names: Exch Compact Alternator 123019 More Names
Replaces: 12-31-1-432-979, 12-31-1-432-980, 12-31-1-432-981, 12-31-1-432-985, 12-31-7-501-599
Description: 323i, ci, touring. 325 & 330i, ci, xi. 525i, 530i. 328i, ci. 528i. Z3. X5. 2.5l. 2.8l. 3.0l. 140 amp. New, 120 amp. Remanufactured, 120... More Info
Notes: Alternator Is Sold Only As An Assembly For 1996-01. More Notes
Fits:
  • BMW:
    • 323Ci,
    • 323i,
    • 325Ci,
    • 325i,
    • 325xi,
    • 328Ci,
    • 328i,
    • 330Ci,
    • 330i,
    • 330xi,
    • 525i,
    • 528i,
    • 530i,
    • M3,
    • X5,
    • Z3
  • 11 more
$291.21
$202.68
$291.21
$202.68
Alternator
Part Number: 12-31-7-523-605
Other Names: Generator Water-Cooled 123010 More Names
Replaces: 12-31-7-509-096, 12-31-7-509-109, 12-31-7-526-285
Description: 745i, 745Li. 4.4L 2002-03, 6.0L, 150 amp, new. More Info
Notes: Alternator Is Serviced Only As An Assy. More Notes
Fits:
  • BMW:
    • 745i,
    • 745Li,
    • 760Li
$1,472.12
$1,085.69
$1,472.12
$1,085.69
Alternator
Part Number: 12-31-7-525-376
Other Names: Exch.-Alternator 123019 More Names
Description: 525xi, 530xi. 525i. 530i. 185 amp. 3 series. More Info
Notes: Alternator Is Serviced Only As An Assembly. More Notes
Fits:
  • BMW:
    • 325i,
    • 325xi,
    • 330i,
    • 330xi,
    • 525i,
    • 525xi,
    • 530i,
    • 530xi
  • 3 more
$746.17
$527.99
$746.17
$527.99
Alternator
Part Number: 12-31-7-540-992
Other Names: Exch.-Alternator 123019 More Names
Replaces: 12-31-7-525-440
Description: 745i, 745Li. 645Ci. 545i. 4.4L 2008, new. 4.4, 4.6 & 4.8L, factory. 4.4 & 4.8L, remanufactured. 4.4L 2002-03, 6.0L, 170 amp,... More Info
Notes: Alternator Is Serviced Only As An Assembly. More Notes
Fits:
  • BMW:
    • 545i,
    • 645Ci,
    • 650i,
    • 745i,
    • 745Li,
    • 760i,
    • 760Li,
    • Alpina B7,
    • X5
  • 4 more
$877.86
$636.45
$877.86
$636.45
Alternator
Part Number: 12-31-7-542-935
Other Names: Exch.-Alternator 123019 More Names
Description: 750i, 750Li. 550i. 650i. Without gt. More Info
Notes: Alternator Is Serviced Only As An Assembly. More Notes
Fits:
  • BMW:
    • 550i,
    • 650i,
    • 750i,
    • 750Li
$877.86
$636.45
$877.86
$636.45
Alternator
Part Number: 12-31-7-551-256
Other Names: Alternator 123010 More Names
Description: New. 180 Amp. Exc.Auxiliary A/C. Exc.Electronic Controlled Suspension. More Info
Fits:
  • BMW:
    • X5
$1,090.44
$804.20
$1,090.44
$804.20
Alternator
Part Number: 12-31-7-558-220
Other Names: Exch.-Alternator 123019 More Names
Description: 535i, 535xi. With 335is. 135i. 3 series. Without diesel. Sedan, wagon, 180 amp, with turbo. 2.5l & 3.0l, remanufactured, with turbo. More Info
Notes: Part Listed Is Remanufactured. More Notes
Fits:
  • BMW:
    • 1 Series M,
    • 135i,
    • 328i,
    • 328i xDrive,
    • 328xi,
    • 335d,
    • 335i,
    • 335i xDrive,
    • 335is,
    • 335xi,
    • 528i,
    • 528i xDrive,
    • 528xi,
    • 535i,
    • 535i GT,
    • 535i xDrive,
    • 535xi,
    • M3
  • 13 more
$877.86
$636.45
$877.86
$636.45
Alternator
Part Number: 12-31-7-605-061
Other Names: Rp Generator 123010 More Names
Description: X4. Z4. 2.0L, new. With turbo. 2.0L gas, 210 amp. With m sport package. More Info
Fits:
  • BMW:
    • 228i,
    • 228i xDrive,
    • 320i,
    • 320i xDrive,
    • 328i,
    • 328i GT xDrive,
    • 328i xDrive,
    • 428i,
    • 428i Gran Coupe,
    • 428i xDrive,
    • 428i xDrive Gran Coupe,
    • 528i,
    • 528i xDrive,
    • X4,
    • Z4
  • 10 more
$816.85
$587.97
$816.85
$587.97
Alternator
Part Number: 12-31-7-605-478
Other Names: Rp Generator 123010 More Names
Description: 320i, 320ix. 228i, 228xi. 328i, 328ix. 528i, 528xi. 328xi. 428i. X3. Z4. 170amp. 4 series. 28i series. With turbo. 2.0L turbo. 3 series... More Info
Fits:
  • BMW:
    • 228i,
    • 228i xDrive,
    • 320i,
    • 320i xDrive,
    • 328i,
    • 328i GT xDrive,
    • 328i xDrive,
    • 428i,
    • 428i Gran Coupe,
    • 428i xDrive,
    • 428i xDrive Gran Coupe,
    • 528i,
    • 528i xDrive,
    • M2,
    • X3,
    • Z4
  • 11 more
$705.48
$507.80
$705.48
$507.80
Alternator
Part Number: 12-31-7-616-121
Other Names: Exch.-Alternator 123019 More Names
Description: 3.0L, without M4, 215 amp. 640i, 640i xDrive. M235i, m235ix. M40i series. 335i, 335ix. 535xi. 335xi. 535i. 740i. 435i. X4. X5. X6. 3.0l... More Info
Notes: Alternator Is Serviced Only As An Assembly. More Notes
Fits:
  • BMW:
    • 328i,
    • 328i xDrive,
    • 335i,
    • 335i GT xDrive,
    • 335i xDrive,
    • 435i,
    • 435i Gran Coupe,
    • 435i xDrive,
    • 435i xDrive Gran Coupe,
    • 535i,
    • 535i GT,
    • 535i GT xDrive,
    • 535i xDrive,
    • 640i,
    • 640i Gran Coupe,
    • 640i xDrive,
    • 640i xDrive Gran Coupe,
    • 740i,
    • 740Li,
    • 740Li xDrive,
    • ActiveHybrid 3,
    • M2,
    • M235i,
    • M235i xDrive,
    • M3,
    • X3,
    • X4,
    • X5,
    • X6
  • 24 more
$965.64
$700.09
$965.64
$700.09
Alternator
Part Number: 12-31-7-616-126
Other Names: Exch.-Alternator 123019 More Names
Description: 750i, 750Li, 750xi, 750lxi. 650i, 650i xDrive. M6. X6. X5. 4.4L, remanufacture. Without gran coupe. 4.4L turbo (s63t), reman. 4.4L turbo... More Info
Notes: Alternator Is Serviced Only As An Assembly. More Notes
Fits:
  • BMW:
    • 550i,
    • 550i GT,
    • 550i GT xDrive,
    • 550i xDrive,
    • 650i,
    • 650i Gran Coupe,
    • 650i xDrive,
    • 650i xDrive Gran Coupe,
    • 750i,
    • 750i xDrive,
    • 750Li,
    • 750Li xDrive,
    • Alpina B6 xDrive Gran Coupe,
    • Alpina B7,
    • Alpina B7 xDrive,
    • Alpina B7L,
    • Alpina B7L xDrive,
    • M5,
    • M6,
    • M6 Gran Coupe,
    • X5,
    • X6
  • 17 more
$1,053.41
$763.73
$1,053.41
$763.73
Alternator
Part Number: 12-31-7-640-132
Other Names: Alternator 123010 More Names
Description: X1. New. 180 Amp. More Info
Fits:
  • BMW:
    • X1,
    • X2
$1,090.44
$804.20
$1,090.44
$804.20
Alternator
Part Number: 12-31-7-640-875
Other Names: Exch Generator 123019 More Names
Description: X1. X2. Reman. 180 Amp. Xdrive28i. Sdrive28i. More Info
Fits:
  • BMW:
    • X1,
    • X2
$877.86
$636.45
$877.86
$636.45
Alternator
Part Number: 12-31-7-823-344
Other Names: Exch.-Alternator 123019 More Names
Description: 180 Amp. To 07/2013. More Info
Fits:
  • BMW:
    • 328d,
    • 328d xDrive
$877.86
$636.45
$877.86
$636.45
Alternator
Part Number: 12-31-7-836-592
Other Names: Exch.-Alternator 123019 More Names
Description: M6. M5. 5.0l, remanufactured. More Info
Notes: Alternator Is Serviced Only As An Assembly. More Notes
Fits:
  • BMW:
    • M5,
    • M6
$546.43
$386.65
$546.43
$386.65
Alternator
Part Number: 12-31-7-852-129
Other Names: Alternator 123010 More Names
Description: M5. More Info
Notes: Alternator Is Serviced Only As An Assembly. More Notes
Fits:
  • BMW:
    • M5
$1,559.34
$1,150.01
$1,559.34
$1,150.01
Alternator
Part Number: 12-31-7-853-781
Other Names: Exch Generator 123019 More Names
Description: 3.0L, with M4. M3, M4. M2. 3.0L, 2017-20, with m model. More Info
Fits:
  • BMW:
    • M2,
    • M3,
    • M4
$1,062.21
$770.10
$1,062.21
$770.10
Alternator
Part Number: 12-31-8-571-357
Other Names: Alternator 123010 More Names
Description: 3.0L, without M4, 180 amp, new, with neck warmer. 640i xDrive Gran Turismo. 740i, 740ix. 440i, 440ix. X3. X4. 2.0l. 340xi. 180amp. 4... More Info
Notes: Alternator Is Serviced Only As An Assembly. More Notes
Fits:
  • BMW:
    • 340i,
    • 340i GT xDrive,
    • 340i xDrive,
    • 440i,
    • 440i Gran Coupe,
    • 440i xDrive,
    • 440i xDrive Gran Coupe,
    • 530e,
    • 530e xDrive,
    • 530i,
    • 530i xDrive,
    • 540d xDrive,
    • 540i,
    • 540i xDrive,
    • 640i xDrive Gran Turismo,
    • 740i,
    • 740i xDrive,
    • M3,
    • X3,
    • X4
  • 15 more
$1,090.44
$804.20
$1,090.44
$804.20
Alternator
Part Number: 12-31-8-614-276
Other Names: Alternator 123010 More Names
Description: 3.0L, without M4, 180 amp, new, without neck warmer. M240i, m240ix. 340i, 340ix. 440i, 440ix. 340xi. 4 series. 3 series gt. 3.0L,... More Info
Fits:
  • BMW:
    • 340i,
    • 340i GT xDrive,
    • 340i xDrive,
    • 440i,
    • 440i Gran Coupe,
    • 440i xDrive,
    • 440i xDrive Gran Coupe,
    • M2,
    • M240i,
    • M240i xDrive,
    • M3
  • 6 more
$1,090.44
$804.20
$1,090.44
$804.20
Alternator
Part Number: 12-31-8-632-407
Other Names: Exch Generator 123019 More Names
Description: M35i. X2. 180 amp. More Info
Fits:
  • BMW:
    • X2
$877.86
$636.45
$877.86
$636.45
Alternator
Part Number: 12-31-8-634-124
Other Names: Alternator 123010 More Names
Description: 120 amp, new. More Info
Fits:
  • BMW:
    • X2
$817.85
$588.69
$817.85
$588.69
Alternator
Part Number: 12-31-8-648-045
Other Names: Exch Generator 123019 More Names
Description: 2.0L, 180 amp, reman. 2.0L, 180 amp, rermanufactured. More Info
Fits:
  • BMW:
    • 230i,
    • 230i xDrive,
    • 330i,
    • 330i GT xDrive,
    • 330i xDrive,
    • 430i,
    • 430i Gran Coupe,
    • 430i xDrive,
    • 430i xDrive Gran Coupe
  • 4 more
$877.86
$636.45
$877.86
$636.45
Alternator
Part Number: 12-31-8-657-228
Positions: Left
Other Names: Exch Generator 123019 More Names
Description: Reman. More Info
Fits:
  • BMW:
    • M760i xDrive
$877.86
$636.45
$877.86
$636.45
Alternator
Part Number: 12-31-8-689-830
Other Names: Exch Generator 123019 More Names
Description: Z4. 2.0L, 150 amp. Sedan, 150 amp, reman. 3.0L turbo, 150 amp, remanufactured. More Info
Fits:
  • BMW:
    • 330i,
    • 330i xDrive,
    • 740i,
    • 740i xDrive,
    • M340i,
    • M340i xDrive,
    • X5,
    • X7,
    • Z4
  • 4 more
$790.07
$559.05
$790.07
$559.05
Alternator
Part Number: 12-31-8-689-831
Other Names: Exch Generator 123019 More Names
Description: Z4. 2.0L, 180 amp. Sedan, 180 amp, reman. 3.0L turbo, 180 amp, remanufactured. More Info
Fits:
  • BMW:
    • 330i,
    • 330i xDrive,
    • 740i,
    • 740i xDrive,
    • M340i,
    • M340i xDrive,
    • X5,
    • X7,
    • Z4
  • 4 more
$877.86
$636.45
$877.86
$636.45
Alternator
Part Number: 12-31-1-247-310
Other Names: Exch-Compact Alternator H12319 More Names
Description: 318i, is, ic. 318ti. 80 amp, 1.9L, remanufactured. More Info
Notes: Serviced As An Assembly Only. More Notes
Fits:
  • BMW:
    • 318i,
    • 318is,
    • 318ti,
    • 323i,
    • 323is,
    • 328i,
    • 328is,
    • M3
  • 3 more
$596.43
$436.59
$596.43
$436.59
Alternator
Part Number: 12-31-1-247-311
Other Names: Exch-Compact Alternator H12319 More Names
Description: New. Reman. 70 Amp. Vendor:bosch. More Info
Fits:
  • BMW:
    • 318i,
    • 318is,
    • 318ti
$596.43
$436.59
$596.43
$436.59
Alternator
Part Number: 12-31-1-247-488
Other Names: Exch-Compact Alternator H12319 More Names
Description: Z3. 1.9l. More Info
Notes: Alternator Is Sold Only As An Assembly For 1996-01. More Notes
Fits:
  • BMW:
    • Z3
$588.52
$459.51
$588.52
$459.51
Alternator
Part Number: 12-31-1-289-818
Other Names: Exch.-Alternator H12319 More Names
Description: Reman. 65 Amp. To 12/1984. More Info
Fits:
  • BMW:
    • 524td
$434.97
$318.40
$434.97
$318.40
Alternator
Part Number: 12-31-1-405-918
Other Names: Exch-Compact Alternator H12319 More Names
Description: Z3. 3.2L, remanufactured. More Info
Notes: Alternator Is Sold Only As An Assembly For 1996-01. More Notes
Fits:
  • BMW:
    • Z3
$641.46
$524.33
$641.46
$524.33
Alternator
Part Number: 12-31-7-515-029
Other Names: Compact Alternator 123010 More Names
Description: Cooper, Cooper S. 105 Amp. 110 amp. Without s. More Info
Fits:
  • Mini:
    • Cooper
$349.44
$247.40
$349.44
$247.40
Alternator
Part Number: 12-31-7-550-997
Other Names: Exch.-Alternator 123019 More Names
Replaces: 12-31-7-511-498, 12-31-7-515-426, 12-31-7-523-897
Description: Cooper, Cooper S. 110 amp. 120 amp. Without s. More Info
Fits:
  • Mini:
    • Cooper
$324.60
$225.92
$324.60
$225.92
Alternator
Part Number: 12-31-1-466-079
Other Names: Exch Generator 123019 More Names
Description: 524td, 65 amp. 528e. Series 5. More Info
Fits:
  • BMW:
    • 524td,
    • 528e
$244.25
$184.66
$244.25
$184.66
Alternator
Part Number: 12-31-1-466-090
Other Names: Exch Generator 123019 More Names
Description: Main, 750iL. 850. Main, 140 amp. With vent system. More Info
Fits:
  • BMW:
    • 750iL,
    • 850Ci,
    • 850CSi,
    • 850i
$487.50
$374.70
$487.50
$374.70
Alternator
Part Number: 12-31-1-466-091
Other Names: Exch Generator 123019 More Names
Description: 535i, 115 amp. 735. More Info
Fits:
  • BMW:
    • 535i,
    • 735i,
    • 735iL
$444.00
$341.26
$444.00
$341.26
Alternator
Part Number: 12-31-1-466-339
Other Names: Exch Generator 123019 More Names
Description: 525i, 115 amp. More Info
Fits:
  • BMW:
    • 525i
$449.25
$345.30
$449.25
$345.30
Alternator
Part Number: 12-31-1-711-375
Other Names: Exch.-Alternator H12319 More Names
Replaces: 12-31-1-288-409, 12-31-1-289-403, 12-31-1-310-075, 12-31-1-466-081, 12-31-1-711-203, 12-31-1-726-603, 12-31-1-726-604, 12-31-2-287-828
Description: 325 series, with 80amp. 318i & 318is, with 80amp. New. Reman. 80 Amp. 90-95 Amp. From 01/1986. More Info
Notes: Order By Amp, Year And Description. More Notes
Fits:
  • BMW:
    • 318i,
    • 325,
    • 325e,
    • 325es,
    • 325i,
    • 325is,
    • 325iX,
    • 528e,
    • M3
  • 4 more
$615.77
$480.79
$615.77
$480.79
Alternator
Part Number: 12-31-1-735-706
Other Names: Exch.-Alternator H12319 More Names
Replaces: 12-31-1-717-395
Description: Reman. 140 Amp. Vendor:bosch. Vendor #AL148X. More Info
Fits:
  • BMW:
    • 535i,
    • 535is,
    • 735i,
    • 735iL
$713.73
$557.28
$713.73
$557.28
Alternator
Part Number: 12-31-1-739-421
Other Names: Exch-Compact Alternator H12319 More Names
Replaces: 12-31-1-721-692, 12-31-1-721-778, 12-31-1-721-921, 12-31-1-721-923, 12-31-1-727-576
Description: 318i, 90 amp. More Info
Fits:
  • BMW:
    • 318i,
    • 318is
$596.75
$436.82
$596.75
$436.82
Alternator
Part Number: 12-31-7-501-687
Other Names: Exch-Compact Alternator 123019 More Names
Description: 325 & 330i, ci, xi. 525i, 530i. 2.5 & 3.0L, 90 amp, remanufactured. More Info
Notes: Alternator Is Serviced Only As An Assembly. More Notes
Fits:
  • BMW:
    • 325Ci,
    • 325i,
    • 325xi,
    • 330Ci,
    • 330i,
    • 330xi,
    • 525i,
    • 530i,
    • M3,
    • X5,
    • Z3
  • 6 more
$288.91
$201.08
$288.91
$201.08
Alternator
Part Number: 12-31-7-508-286
Other Names: Exch Alternator Water-Coole H12319 More Names
Description: Reman. 150 Amp. More Info
Fits:
  • BMW:
    • 750iL
$1,041.42
$872.19
$1,041.42
$872.19
Alternator
Part Number: 12-31-7-540-744
Positions: Right
Other Names: Alternator 123010 More Names
Description: M760ix. 6.6L. Right. More Info
Notes: Alternator Is Serviced Only As An Assembly. More Notes
Fits:
  • BMW:
    • M760i xDrive
$1,090.44
$804.20
$1,090.44
$804.20
Alternator
Part Number: 12-31-7-541-696
Other Names: Exch Compact Alternator 123019 More Names
Replaces: 12-31-7-546-285
Description: 325 & 330i, ci, xi. 525i. 530i. X3. 140 amp. 150 amp. 155 Amp. More Info
Notes: Alternator Is Serviced Only As An Assembly. More Notes
Fits:
  • BMW:
    • 325Ci,
    • 325i,
    • 325xi,
    • 330Ci,
    • 330i,
    • 330xi,
    • 525i,
    • 530i,
    • X3
  • 4 more
$400.02
$278.41
$400.02
$278.41
Alternator
Part Number: 12-31-7-551-253
Other Names: Exch.-Alternator 123019 More Names
Replaces: 12-31-7-532-627
Description: 3.0L, 140 amp. More Info
Fits:
  • BMW:
    • X5
$634.26
$448.80
$634.26
$448.80
Alternator
Part Number: 12-31-7-560-989
Other Names: Exch.-Alternator 123019 More Names
Description: 3.0L gas non turbo, 220 amp. More Info
Fits:
  • BMW:
    • X5
$1,053.41
$763.73
$1,053.41
$763.73
Alternator
Part Number: 12-31-7-561-002
Other Names: Exch.-Alternator 123019 More Names
Description: X5. 4.8l. 220 amp. More Info
Notes: Alternator Is Serviced As An Assembly Only. More Notes
Fits:
  • BMW:
    • X5
$1,053.41
$763.73
$1,053.41
$763.73
Alternator
Part Number: 12-31-7-591-271
Other Names: Exch.-Alternator 123019 More Names
Description: 528i, 528xi. X3. 210 amp. 28i series. More Info
Fits:
  • BMW:
    • 528i,
    • X3
$965.64
$700.09
$965.64
$700.09
Alternator
Part Number: 12-31-7-591-530
Other Names: Exch.-Alternator 123019 More Names
Replaces: 12-31-7-591-526
Description: 640i, 640i xDrive. M235i, m235ix. 535xi. 535i. 435i. X6. X5. X3. To 3/12. 4 series. Xdrive35i. To 03/2012. 35i series. 3.0L, reman. Auto... More Info
Notes: Alternator Is Serviced As An Assembly Only. More Notes
Fits:
  • BMW:
    • 435i,
    • 535i,
    • 535i GT,
    • 535i GT xDrive,
    • 535i xDrive,
    • 640i,
    • M2,
    • X3,
    • X5,
    • X6
  • 5 more
$965.64
$700.09
$965.64
$700.09

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