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Volkswagen MK4 Alternator Parts

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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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
ES#275295 - 038903119B - Alternator Pulley - Replacement alternator pulley - Genuine Volkswagen Audi - Volkswagen

Replacement alternator pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with 70A or 90A Bosch or Valeo alternators. Also fits 120A Valeo alternator.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275295
Mfg#:
038903119B
Ships in 3 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.

$99.99

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

$93.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Keep your electrical system working in perfect order affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 70A and 90A Bosch style alternators only

Brand:
Hitachi - Corporate Logo
ES#:
4044660
Mfg#:
06F903803B
Ships in 6 Business Days
$87.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#281265 - 06F903193A -  Alternator Protective Cap - Protects the voltage regulator - Genuine Volkswagen Audi - Audi Volkswagen

Protects the voltage regulator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281265
Mfg#:
06F903193A
Ships in 3 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
06-06-2026

$80.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For use with Bosch style alternators

Brand:
Assembled By ECS - Corporate Logo
ES#:
2855340
Mfg#:
028903320CKT
Ships in 1-2 days
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
ES#272865 - 030903181 - 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with Valeo style alternators

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
272865
Mfg#:
030903181
Ships in 1-2 days
9% off MSRP

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

$43.99

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

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2524935 - 022903119A - Alternator Pulley - Does not include securing hardware - MTC - Audi Volkswagen

Does not include securing hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with 70A, 90A, or 120A Bosch or Valeo alternators. Also fits 120A Hitachi alternator.

Brand:
MTC - Corporate Logo
ES#:
2524935
Mfg#:
022903119A
Ships in 9 Business Days
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2678273 - 028903803E - Voltage Regulator - Located on the rear of the alternator - Vemo - Audi Volkswagen

Located on the rear of the alternator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 120A Bosch style alternators only

Brand:
Vemo - Corporate Logo
ES#:
2678273
Mfg#:
028903803E
In Stock
$32.99

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

$23.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#471312 - N90959902 - Hex Head Bolt - Priced Each - M8x85 - Genuine Volkswagen Audi - Audi Volkswagen

M8x85 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures the alternator to the mounting bracket

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471312
Mfg#:
N90959902
Ships in 1-2 days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#7174 - 0269039991 - Alternator Nut - For 90A Bosch alternators - Genuine Volkswagen Audi - Volkswagen

For 90A Bosch alternators affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
7174
Mfg#:
0269039991
In Stock
ON SALE! SAVE 30%
$4.99

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

$3.51 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Located on the rear of the alternator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 120A Bosch style alternators only

Brand:
Hitachi - Corporate Logo
ES#:
5396958
Mfg#:
028903803E
Ships in 6 Business Days
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SEG Automotive - Corporate Logo
ES#:
5445102
Mfg#:
038903018PX
In Stock at Vendor
$418.99

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

$406.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SEG Automotive - Corporate Logo
ES#:
5445103
Mfg#:
038903018QX
In Stock at Vendor
$444.99

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

$432.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Located on the rear of the alternator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with Valeo alternator only

Brand:
SMP - Corporate Logo
ES#:
4142128
Mfg#:
06B903803B
In Stock at Vendor
$397.99

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

$385.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Price includes a $78.00 refundable core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vision-OE
ES#:
4820269
Mfg#:
021903025KKT
In Stock at Vendor
$336.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Price includes $60.00 core charge. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with 90A alternator only. Check existing amperage listed on back of alternator.

Brand:
Bosch - Corporate Logo
ES#:
4070036
Mfg#:
021903025HKT
Ships in 1-2 days
$357.99

This product was last offered at the strikethrough price on
05-08-2026

$349.99 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.

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