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Volkswagen Passat B5 4 Motion 1.8T

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Volkswagen Passat B5 4 Motion 1.8T Alternator Parts

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Remanufactured Alternator - 120 Amp

ES#2137174 - 038903018QX - Remanufactured Alternator - 120 Amp - Price includes $150 refundable core charge - Genuine Volkswagen Audi - Audi Volkswagen

Price includes $150 refundable core charge For vehicles with 120A alternator only. Check existing amperage listed on back of alternator.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2137174
Mfg#:
038903018QX
Ships in 2 Business Days
$833.99

This product was last offered at the strikethrough price on
02-26-2026

$759.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#516217 - N10207602 - Hex Bolt - Priced Each - Install new hardware with your new parts. M10x125x45 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M10x125x45 Secures the alternator to the bracket - lower position

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
516217
Mfg#:
N10207602
In Stock
41% off MSRP

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

$16.99

This product was last offered at the strikethrough price on
07-19-2026

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

ES#280125 - 06B903803B - Voltage Regulator - Located on the rear of the alternator - Genuine Volkswagen Audi - Audi Volkswagen

Located on the rear of the alternator For vehicles with Valeo alternator only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280125
Mfg#:
06B903803B
Ships in 6 Business Days
7% off MSRP

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

$420.99

This product was last offered at the strikethrough price on
07-18-2026

$392.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Alternator - 90 Amps

ES#2725355 - 038903018EX - Alternator - 90 Amps - Keep your charging system running properly - Valeo - Audi Volkswagen

Keep your charging system running properly We Price Match - Give Us A Call or Chat!
For vehicles with AWM engine code with 90A alternator only

Brand:
Valeo - Corporate Logo
ES#:
2725355
Mfg#:
038903018EX
Back Ordered
$368.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 90 Amps

ES#5897 - AL9370kt - Remanufactured Alternator - 90 Amps - Includes a $50 refundable core charge - Bosch - Audi Volkswagen

Includes a $50 refundable core charge 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with 90A alternaotor with VIN up to 3B-X-150 000 only, split is in the 1999 model year . Check existing amperage listed on back of alternator.

Brand:
Bosch - Corporate Logo
ES#:
5897
Mfg#:
AL9370KT
Back Ordered
$355.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Alternator - 120 Amps

ES#2731610 - 038903018FX - Alternator - 120 Amps - Keep your charging system running properly - Valeo - Audi Volkswagen

Keep your charging system running properly We Price Match - Give Us A Call or Chat!
For vehicles with 120A alternator with VIN from 3B-X-150 001 only, split is in the 1999 model year. Check existing amperage listed on back of alternator.

Brand:
Valeo - Corporate Logo
ES#:
2731610
Mfg#:
038903018FX
Back Ordered
$332.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Alternator - 120amp

ES#2731623 - 058903018CX - Alternator - 120amp - Keep your charging system running properly - Valeo - Audi Volkswagen

Keep your charging system running properly We Price Match - Give Us A Call or Chat!
For vehicles with AEB engine code with VIN up to 3B-X-150000 only, split is in the 1999 model year

Brand:
Valeo - Corporate Logo
ES#:
2731623
Mfg#:
058903018CX
Ships on Aug 11, 2026
$312.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley Hardware Kit

ES#271279 - 028903320C - Alternator Pulley Hardware Kit - A new washer and nut to install your pulley - Genuine Volkswagen Audi - Audi Volkswagen

A new washer and nut to install your pulley

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
271279
Mfg#:
028903320C
Ships in 1 day
11% off MSRP

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

$18.99

This product was last offered at the strikethrough price on
07-19-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

ES#4780130 - 06B903803B - Voltage Regulator - Located on the rear of the alternator - Vemo - Audi Volkswagen

Located on the rear of the alternator For vehicles with Valeo alternator only

Brand:
Vemo - Corporate Logo
ES#:
4780130
Mfg#:
06B903803B
In Stock at Vendor
$191.99

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

$185.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Multi Tooth Adapter

ES#3201983 - B3400 - Multi Tooth Adapter - Used for removal and installation of pulley with free-wheel. Use with T50 TORX, or 10mm XZN Fits: AUDI, VW All - Baum Tools - Audi Volkswagen

Used for removal and installation of pulley with free-wheel. Use with T50 TORX, or 10mm XZN Fits: AUDI, VW – All

Brand:
Baum Tools - Corporate Logo
ES#:
3201983
Mfg#:
B3400
Ships in 5 Business Days
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Voltage Regulator

ES#2575153 - 038903803EX - Remanufactured Voltage Regulator - Includes a $10 refundable core charge - Genuine Volkswagen Audi - Audi Volkswagen

Includes a $10 refundable core charge For vehicles with 120 amp Bosch style alternator only.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2575153
Mfg#:
038903803EX
Ships in 7 Business Days
$146.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

ES#4849592 - 038903803E - Voltage Regulator - Maintains a constant voltage level by controlling the alternator's output. - Vemo - Audi Volkswagen

Maintains a constant voltage level by controlling the alternator's output. For vehicles with 120 amp Bosch style alternator only.

Brand:
Vemo - Corporate Logo
ES#:
4849592
Mfg#:
038903803E
In Stock at Vendor
$54.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Protective Cap

ES#281265 - 06F903193A - Alternator Protective Cap - Protects the voltage regulator - Genuine Volkswagen Audi - Audi Volkswagen

Protects the voltage regulator For vehicles equipped with Bosch style alternator.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281265
Mfg#:
06F903193A
Ships in 4 Business Days
7% off MSRP

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

$86.99

This product was last offered at the strikethrough price on
07-19-2026

$80.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

ES#2580920 - 038903803EX - Voltage Regulator - Located on the rear of the alternator - Bosch - Audi Volkswagen

Located on the rear of the alternator 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with 120 amp Bosch style alternator only.

Brand:
Bosch - Corporate Logo
ES#:
2580920
Mfg#:
038903803EX
Special Order: No Guaranteed ETA
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley Hardware Kit

ES#2855340 - 028903320CKT - Alternator Pulley Hardware Kit - A new washer and nut to install your pulley - Assembled By ECS - Audi Volkswagen

A new washer and nut to install your pulley 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2855340
Mfg#:
028903320CKT
Ships in 1 day
ON SALE! SAVE 25%
$13.99

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

$10.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley

Does not include securing hardware We Price Match - Give Us A Call or Chat!
For vehicles with AWM engine code and Valeo 120A alternator only

Brand:
Ina - Corporate Logo
ES#:
3214672
Mfg#:
038903119M
Ships in 7 Business Days
$30.99 USD
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.

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