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BMW E46 Alternator Parts

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New Alternator - 120amp

ES#4751406 - 12317501690 - New Alternator - 120amp - Brand new, not remanufactured. No core charge! - Bavarian Autosport - BMW

Brand new, not remanufactured. No core charge! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4751406
Mfg#:
12317501690
In Stock
ON SALE! SAVE 20%
$211.99

This product was last offered at the strikethrough price on
05-02-2026

$169.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

New Alternator - AL0703N - 120A

ES#3647573 - 12317501690 - New Alternator - AL0703N - 120A - Brand New Alternator, Not a reman! - Bosch - BMW

Brand New Alternator, Not a reman! We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3647573
Mfg#:
12317501690
In Stock
ON SALE!
$415.99

This product was last offered at the strikethrough price on
08-26-2026

$384.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

New Alternator - 120amp

ES#4751405 - 12317831436 - New Alternator - 120amp - Brand new, not remanufactured. No core charge! - Bavarian Autosport - BMW

Brand new, not remanufactured. No core charge! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4751405
Mfg#:
12317831436
Ships on Sep 29, 2026
Auto Notify
ON SALE! SAVE 20%
$222.99

This product was last offered at the strikethrough price on
05-02-2026

$178.39 USD
Free Shipping
on orders $49 and up

Remanufactured Alternator - 120amp

ES#2535387 - 12317519620KT - Remanufactured Alternator - 120amp - Includes a $91 refundable core charge - Bosch - BMW

Includes a $91 refundable core charge We Price Match - Give Us A Call or Chat!
For vehicles that came with a Bosch alternator

Brand:
Bosch - Corporate Logo
ES#:
2535387
Mfg#:
12317519620KT
In Stock
$380.99

This product was last offered at the strikethrough price on
05-06-2026

$335.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 120amp

ES#2537728 - 12317831436KT - Remanufactured Alternator - 120amp - Includes a $400.00 refundable core charge - Genuine BMW - BMW

Includes a $400.00 refundable core charge

Brand:
Genuine BMW - Corporate Logo
ES#:
2537728
Mfg#:
12317831436KT
Ships in 3 Business Days
$1503.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 120amp

ES#1897172 - 12317831436 - Remanufactured Alternator - 120amp - Includes $80.00 refundable core charge - Bosch - BMW

Includes $80.00 refundable core charge We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
1897172
Mfg#:
12317831436
In Stock
$512.99

This product was last offered at the strikethrough price on
03-30-2026

$293.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Alternator - 120amp

ES#2724217 - 12317831436 - Alternator - 120amp - Brand new unit with no core charge. - Valeo - BMW

Brand new unit with no core charge. We Price Match - Give Us A Call or Chat!

Brand:
Valeo - Corporate Logo
ES#:
2724217
Mfg#:
12317831436
In Stock at Vendor
$522.00

This product was last offered at the strikethrough price on
07-16-2026

$468.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 120amp

ES#2167423 - AL0703X - Remanufactured Alternator - 120amp - Includes $65.00 refundable core charge - Bosch - BMW

Includes $65.00 refundable core charge We Price Match - Give Us A Call or Chat!
For vehicles that came with a Valeo alternator

Brand:
Bosch - Corporate Logo
ES#:
2167423
Mfg#:
AL0703X
Ships on Oct 1, 2026
$844.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Alternator replacement kit

ES#4057015 - 12317831436KT2 - Alternator replacement kit - Includes everything needed for a complete alternator replacement, including a new alternator with no core charge and a belt service kit. - Assembled By ECS - BMW

Includes everything needed for a complete alternator replacement, including a new alternator with no core charge and a belt service kit. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4057015
Mfg#:
12317831436KT2
Back Ordered
ON SALE!
$860.82

This product was last offered at the strikethrough price on
07-16-2026

$781.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator - 120A

ES#3604762 - 12317501690KT - Alternator - 120A - Price included a core charge of $181.50 - Genuine BMW - BMW

Price included a core charge of $181.50

Brand:
Genuine BMW - Corporate Logo
ES#:
3604762
Mfg#:
12317501690KT
Ships in 3 Business Days
$779.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

ES#29429 - 12311713491 - Voltage Regulator - Genuine BMW - BMW

Bosch

Brand:
Genuine BMW - Corporate Logo
ES#:
29429
Mfg#:
12311713491
Ships in 5 Business Days
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$643.99

This product was last offered at the strikethrough price on
09-03-2026

$606.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator - 90amp/120amp

ES#2568298 - 12317559183 - Voltage Regulator - 90amp/120amp - For Bosch 90A & 120A alternators only - Bosch - BMW

For Bosch 90A & 120A alternators only We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2568298
Mfg#:
12317559183
In Stock
$37.99

This product was last offered at the strikethrough price on
04-13-2026

$37.36 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator - 120amp

ES#2539391 - 12317501599 - Alternator - 120amp - Brand new unit with no core charge. - Bosch - BMW

Brand new unit with no core charge. We Price Match - Give Us A Call or Chat!
For vehicles that came with a 120A Valeo alternator

Brand:
Bosch - Corporate Logo
ES#:
2539391
Mfg#:
12317501599
Ships in 2 Business Days
$526.99

This product was last offered at the strikethrough price on
05-07-2026

$511.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Alternator Air Duct - Lower

ES#2534823 - 12311735915 - Alternator Air Duct - Lower - Routes air to cool alternator - URO - BMW

Routes air to cool alternator 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534823
Mfg#:
12311735915
Back Ordered
Auto Notify
$30.99

This product was last offered at the strikethrough price on
06-22-2026

$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley

ES#29373 - 12311432988 - Alternator Pulley - Genuine BMW replacement alternator pulley. - Genuine BMW - BMW

Genuine BMW replacement alternator pulley.

Brand:
Genuine BMW - Corporate Logo
ES#:
29373
Mfg#:
12311432988
Ships in 3 Business Days
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$122.99

This product was last offered at the strikethrough price on
09-03-2026

$118.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Air Duct - Upper

ES#29366 - 12311432465 - Alternator Air Duct - Upper - Routes air to cool alternator - Genuine BMW - BMW

Routes air to cool alternator Used only on 120A alternators

Brand:
Genuine BMW - Corporate Logo
ES#:
29366
Mfg#:
12311432465
Ships in 3 Business Days
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$174.99

This product was last offered at the strikethrough price on
09-03-2026

$169.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Alternator Parts

Keep everything charged with an OEM alternator or save some money with aftermarket alternators and remanufactured alternators from brands you trust.

Let us help you find the parts that fit your BMW

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