Alternator21903025B

Volkswagen OE number, as listed in aftermarket supplier catalogues. Compare listings for this exact number, then confirm the part number and vehicle fitment before ordering.

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Checked 2026-10-12 11:36 UTC

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Aftermarket part numbers

Supplier articles whose catalogue lists 21903025B. Check the supplier’s own restrictions before ordering. A fitment condition under a part number is one its supplier names for at least one of the vehicles the part is listed for, not for all of them: a vehicle’s page shows which apply to it.

VALEO: 439970Voltage: 14 V Alternator Charging Current: 120 A Fastening Type: Four-point attachment Position/Degree: L 90 ° Rotation Direction: Clockwise rotation Pulleys: with V-ribbed belt pulley Number of ribs: 7 Belt Pulley Ø: 56 mm Clamp: B+(M8), Weight: 6.23 kg
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Fitment conditions:Construction Year to: 10.1994, 12.1994, 01.1995, 02.1995, 04.1998, 07.1998, 03.1999 Manufacturer Restriction: BOSCH Vehicle Identification Number (VIN) to: 1J_W_200000, 7M_X_055000, S-004000, S-110000, S-350000 Engine Code: AAA, ABV, ADY, AEH, AGU, AKL Transmission Type: 4-Speed Automatic Transmission, 5-Speed Manual Transmission Construction Year from: 08.1991, 03.1992, 08.1992, 09.1992, 07.1994 Vehicle Identification Number (VIN) from: 31P.000.001
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440667Voltage: 14 V Alternator Charging Current: 120 A Fastening Type: Four-point attachment Position/Degree: L 90 ° Rotation Direction: Clockwise rotation Pulleys: with V-ribbed belt pulley Number of ribs: 7 Belt Pulley Ø: 56 mm Clamp: B+ Weight: 6.23 kg
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Fitment conditions:Construction Year to: 10.1994, 12.1994, 01.1995, 02.1995, 04.1998, 07.1998, 03.1999 Manufacturer Restriction: BOSCH Vehicle Identification Number (VIN) to: 1J_W_200000, 7M_X_055000, S-004000, S-110000, S-350000 Engine Code: AAA, ABV, ADY, AEH, AGU, AKL Transmission Type: 4-Speed Automatic Transmission, 5-Speed Manual Transmission Construction Year from: 08.1991, 03.1992, 08.1992, 09.1992, 07.1994 Vehicle Identification Number (VIN) from: 31P.000.001
+4 moreShow fewer

Vehicle fitment

Engine code and production dates decide fitment. Model name and year alone don’t.

27 vehicles in 17 model series, inferred

Aftermarket parts that list 21903025B fit these vehicles according to their supplier catalogues. That does not prove 21903025B itself fits every one: check the engine code, production dates and the supplier’s restrictions on the model series’ vehicle pages.

Volkswagen

17 model series · 27 vehicles

Volkswagen model series inferred from aftermarket parts
Model series	Production	Engine codes	HSN / TSN
Corrado (50)1 vehicle	08/1991 – 05/1995	ABV	0600 / 905
Golf 3 (1H)1 vehicle	01/1992 – 12/1997	AAA	0600 / 894 0603 / 391
Golf 3 (1W)1 vehicle	08/1997 – 12/1998	AAA	0600 / 894 0603 / 391
Golf 3 syncro (1H)1 vehicle	10/1994 – 12/1997	ABV	0600 / 947 0603 / 392
Golf 4 (1J)6 vehicles	10/1997 – 05/2006	AEH, AGN, AGU, AGZ, AKL, APF, AQA, ARZ, AUM, AWD, AWW	0603 / 421, 423, 424, 425
Golf 4 (9B)3 vehicles	08/1999 – 12/2007	AEH, AGU, AKL, APF, ARZ, AUM, AWD, AWW, BAH	0603 / 421, 424
LT II (2D)3 vehicles	05/1996 – 01/2002	AGK, AGX, AHD	0603 / 020, 024, 029, 030, 033, 036, 039, 040, 041, 042, 333, 351
Passat 3 (31)1 vehicle	06/1991 – 12/1996	AAA	0600 / 835
Passat 3 (3A)1 vehicle	10/1993 – 12/1996	AAA	0600 / 835
Passat 3 Variant (31)1 vehicle	06/1991 – 10/1993	AAA	0600 / 836
Passat 3 Variant (3A)1 vehicle	10/1993 – 03/1997	AAA	0600 / 836
Passat 3 Variant syncro (3A)1 vehicle	10/1994 – 12/1996	ABV	0600 / 948
Sharan 1 (7M6)1 vehicle1 of them: some versions only	06/2003 – 03/2010	ATM	0600 / 968 0603 / ADY, ALA, ALC, ALH
Sharan 1 (7M8)2 vehicles	09/1995 – 05/2000	AAA, ADY, AMY	0600 / 968, 969 0603 / ADY, ALA
Sharan 1 (7M9)1 vehicle	04/2000 – 05/2003	ADY, ATM	0600 / 968 0603 / ADY, ALA, ALC, ALH
Sharan 1 syncro (7M8)1 vehicle	09/1995 – 02/2000	AAA, AMY	0600 / 278
Vento (1H)1 vehicle	01/1992 – 12/1997	AAA	0600 / 901 0603 / 415

Alternator21903025B

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