Alternator Regulator102 903 803 1
Audi, SEAT, and 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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Aftermarket part numbers
Supplier articles whose catalogue lists 102 903 803 1. Check the supplier’s own restrictions before ordering.
- HELLA
- 5DR 004 241-151
- STELLOX
- 06-71603-SX
- VEMO
- V30-77-0009
Vehicle fitment
Engine code and production dates decide fitment. Model name and year alone don’t.
Aftermarket parts that list 102 903 803 1 fit these vehicles according to their supplier catalogues. That does not prove 102 903 803 1 itself fits every one: check the engine code, production dates and the supplier’s restrictions on the model series’ vehicle pages.
Audi
| Model series | Production | Engine codes | HSN / TSN |
|---|---|---|---|
| 100 (43) 1971–19846 vehicles | 06/1976 – 07/1984 | CN, WA, WB, WC, WE, WG, WH, YV |
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| 100 (43) Avant4 vehicles | 07/1977 – 07/1983 | CN, WB, WC, WE, WG, YV |
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| 100 (80)4 vehicles | 09/1968 – 05/1976 | YM, ZJ, ZN, ZU, ZZ |
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| 100 (81) Coupe2 vehicles | 07/1970 – 08/1976 | ZJ, ZN, ZP |
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| 200 (43)2 vehicles | 10/1979 – 07/1983 | WC, WJ, WS |
|
| 50 (86)3 vehicles | 08/1974 – 07/1978 | HB, HC, HD, HH |
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| 80 (81) 1978–19879 vehicles1 of them: some versions only | 08/1978 – 03/1987 | CR, CY, DS, DT, EP, FY, FZ, JK, JU, JV, WN, WV, WY, YN, YP, YZ |
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| 80 (81) quattro2 vehicles | 08/1982 – 07/1984 | JS, KK |
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| 80 (82)7 vehicles | 05/1972 – 08/1978 | XX, YJ, YN, YP, YS, ZA, ZB, ZC |
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| 80 (83)2 vehicles | 05/1972 – 08/1978 | YN, YP |
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| 80 (84)2 vehicles | 05/1972 – 08/1978 | YN, YP |
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| 80 (85) quattro2 vehicles | 08/1982 – 07/1984 | JS, KK |
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| Coupé (85) 1980–19918 vehicles | 10/1980 – 07/1991 | DD, DS, HP, HY, JN, JS, JV, KE, KV, KX, WN, YN |
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| Coupé (85) quattro1 vehicle | 10/1984 – 10/1988 | HY, KV |
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| quattro (85)1 vehicle | 07/1980 – 07/1987 | GV, WR |
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BMW
| Model series | Production | Engine codes | HSN / TSN |
|---|---|---|---|
| 2500 (E3)1 vehicle | 08/1968 – 04/1977 | 250, M30 |
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| 2500 (E9)1 vehicle | 09/1974 – 04/1977 | M30 |
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| 2800 (E3)1 vehicle1 of them: some versions only | 10/1968 – 04/1977 | M30 |
|
| 3.0 (E3)2 vehicles | 05/1971 – 04/1977 | M30 |
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| 3.0 (E9)2 vehicles | 05/1971 – 04/1977 | M30 |
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| 3.3 (E3)1 vehicle | 06/1975 – 04/1977 | M30 |
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| 3 (E21)8 vehicles | 06/1975 – 03/1984 | 16 4V A, 16 4V B, 18 4V A, 18 4V C, 20 6V A, 23 6E A, M10, M20 |
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| 3 (E30)11 vehicles1 of them: some versions only | 09/1982 – 06/1991 | 18 4E A, 18 4E B, 18 4E Z, 18 4K A, 18 4V D, 20 6E B, 20 6E Z, M10, M20, M40 |
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| 5 (E12)10 vehicles | 06/1972 – 06/1981 | 18 4V B, 20 6V A, M10, M20, M30 |
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| 5 (E28)12 vehicles | 06/1981 – 01/1988 | 18 4E B, 18 4E Y, 18 4V D, 18 4V U, 20 6E A, 20 6E B, 20 6E C, 20 6E Z, 25 6E A, 27 6E A, 27 6E B, 27 6K A, 27 6K B, M10, M20, M30 |
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| 6 (E24)7 vehicles | 10/1975 – 05/1989 | M30 |
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| 7 (E23)9 vehicles2 of them: some versions only | 10/1976 – 08/1986 | 32 6T A, 34 6E A, 34 6E C, 34 6T A, M30 |
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| (E3) L2 vehicles | 01/1974 – 04/1977 | M30 |
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| M 11 vehicle | 05/1979 – 08/1981 | Not listed |
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| M5 (E28)1 vehicle | 01/1985 – 12/1987 | M30 |
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| M6 (E24)2 vehicles | 03/1984 – 05/1989 | S38 |
|
Renault
| Model series | Production | Engine codes | HSN / TSN |
|---|---|---|---|
| R151 vehicle | 03/1972 – 10/1980 | 80710 |
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| R15 Coupé2 vehicles | 03/1972 – 10/1980 | 80710, 81005 |
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| R165 vehicles | 04/1965 – 08/1980 | 69710, 80703, 80704, 80705, 82101, 82102, 82103, 82104, 84301, 84302 |
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| R17 Coupé1 vehicle | 06/1972 – 04/1976 | 80710 |
|
SEAT
| Model series | Production | Engine codes | HSN / TSN |
|---|---|---|---|
| Ibiza I (02)4 vehicles | 06/1984 – 12/1993 | 021A1000, 021A2000, 022A5000, 146A000 |
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| Ibiza I (21)1 vehicle | 10/1989 – 05/1993 | 09NCA |
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| Malaga (02)2 vehicles | 05/1985 – 12/1993 | 022 A.5000, 022A5000 |
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| Marbella (28)4 vehicles | 08/1986 – 05/1999 | 08 NCA, 08NCA, 08NCB, 09NCA, 09NCB, 903 C.E., 903E |
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| Ronda (02)7 vehicles | 06/1982 – 11/1988 | 021A1000, 021A2000, 022 A.5000, 022A5000, 124B6000, 124B7000, 138AR6000 |
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Škoda
| Model series | Production | Engine codes | HSN / TSN |
|---|---|---|---|
| Fabia I 1999–20082 vehicles1 of them: some versions only | 12/1999 – 12/2007 | AUA, AUB, BBY, BBZ, BKY |
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| Fabia I Combi2 vehicles | 12/1999 – 12/2007 | AUA, AUB, BBY, BBZ, BKY |
|
Volkswagen
| Model series | Production | Engine codes | HSN / TSN |
|---|---|---|---|
| 181 (18)2 vehicles | 08/1970 – 08/1978 | AG, AL, AM |
|
| Caddy 1 Pick-Up (14)3 vehicles | 10/1982 – 12/1992 | EM, EW, HN, JB, JK, ME |
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| Caddy 1 Pick-Up (1A)2 vehicles | 08/1991 – 10/1992 | EW, JK, ME |
|
| Derby 1 (86)3 vehicles | 04/1975 – 09/1981 | HA, HB, HH |
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| Derby 2 (87)5 vehicles1 of them: some versions only | 10/1981 – 11/1984 | GK, GL, HB, HH, HK, MH |
|
| Golf 1 (17)10 vehicles1 of them: some versions only | 02/1974 – 02/1984 | CK, CR, CY, DX, EG, EM, EW, FA, FH, FJ, FK, FN, FP, GF, GG, JB, JJ, JK |
|
| Golf 1 Cabrio (15)7 vehicles1 of them: some versions only | 08/1979 – 07/1993 | DX, EG, EM, EW, EX, FH, FN, HN, JB, JH, KT, RE |
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| Iltis syncro (18)1 vehicle | 01/1979 – 12/1988 | WL, YX |
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| Jetta 1 (16)9 vehicles | 08/1978 – 12/1984 | CR, CY, DX, EG, FR, GF, GG, GS, JB, JJ, JK |
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| K 70 (48)3 vehicles | 08/1970 – 07/1975 | DA, DB, DC |
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| Käfer (11)9 vehicles3 of them: some versions only | 01/1954 – 12/1986 | AB, AC, AD, AE, AF, AH, AJ, AM, AR, AS, D, E, F, H, L, M51, M52 |
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| Käfer (13)1 vehicle | 08/1972 – 07/1975 | AR |
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| Käfer Cabrio (15)1 vehicle1 of them: some versions only | 08/1970 – 12/1979 | AD, AJ, AS |
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| LT I (21)8 vehicles6 of them: some versions only | 08/1982 – 06/1996 | 1E, 1G, 1S, ACL, ACT, DL, DV, DW |
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| LT I (28)8 vehicles6 of them: some versions only | 04/1975 – 06/1996 | 1E, 1G, 1S, CG (Perkins 4.165), CG (Perkins 4.1659), CH, CP, DL, DV, DW |
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| LT I (29)8 vehicles7 of them: some versions only | 04/1975 – 06/1996 | 1E, 1G, 1S, CG (Perkins 4.165), CG (Perkins 4.1659), CH, CP, DL, DV, DW |
|
| LT I syncro (29)3 vehicles1 of them: some versions only | 04/1979 – 07/1991 | CP, DL, DV, DW | Not listed |
| Passat 1 (32)6 vehicles1 of them: some versions only | 05/1973 – 07/1980 | CK, FY, FZ, YJ, YP, ZA, ZB, ZC, ZF |
|
| Passat 1 Variant (33)8 vehicles | 05/1973 – 07/1981 | CK, FY, FZ, WY, WZ, YJ, YN, YP, YS, ZA, ZB, ZC, ZF |
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| Passat 2 (32)7 vehicles1 of them: some versions only | 01/1981 – 03/1988 | DT, DTA, DZ, EP, EU, FY, FZ, HP, JS, JU, WN, WV, WY, WZ, YN, YP |
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| Passat 2 Variant (33)8 vehicles2 of them: some versions only | 08/1980 – 03/1988 | CR, DZ, EP, EU, FY, FZ, HP, JK, JS, JU, WN, WV, WY, YN, YP |
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| Passat 3 (31)1 vehicle | 03/1990 – 10/1993 | 2E |
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| Passat 3 (3A)2 vehicles | 10/1993 – 05/1997 | 2E, ABA, ABF, ADY, AGG |
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| Passat 3 Variant (31)1 vehicle1 of them: some versions only | 03/1990 – 10/1993 | 2E |
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| Passat 3 Variant (3A)2 vehicles1 of them: some versions only | 10/1993 – 05/1997 | 2E, ABA, ABF, ADY, AGG |
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| Polo 1 (86)4 vehicles | 03/1975 – 09/1981 | HA, HB, HC, HH |
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| Polo 2 (80)4 vehicles2 of them: some versions only | 10/1981 – 09/1994 | 2G, 3F, AAK, AAU, AAV, ACM, GK, GL, HZ, MH, NZ |
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| Polo 2 (86)5 vehicles | 10/1981 – 10/1986 | GK, GL, HB, HH, HK |
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| Polo 2 (87)2 vehicles1 of them: some versions only | 10/1981 – 12/1988 | GL, HK, MH |
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| Polo 2 Coupe (80)6 vehicles3 of them: some versions only | 08/1985 – 09/1994 | 2G, 3F, AAK, AAU, AAV, ACM, GK, GL, HZ, MH, NZ, PY |
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| Polo 2 Coupe (87)6 vehicles | 10/1981 – 09/1990 | GK, GL, HB, HH, HK, MH, PY |
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| Santana (32)6 vehicles1 of them: some versions only | 08/1981 – 07/1994 | DS, DT, EP, FZ, HP, JN, JS, JU, JV, WN, WV, WY, YP |
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| Scirocco 1 (53)8 vehicles | 02/1974 – 07/1982 | EG, EM, FA, FC, FD, FG, FH, FN, FP, FR, GF, JB |
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| Scirocco 2 (53)7 vehicles | 04/1980 – 07/1992 | DX, EG, EW, EX, FR, GF, HN, JB, JJ, KT |
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| Transporter T3 (24)9 vehicles | 05/1979 – 07/1992 | CS, CT, CU, CV, DF, DG, DH, JX |
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| Transporter T3 (25)7 vehicles | 05/1979 – 07/1992 | CS, CU, CV, DF, DG, DH, GW, JX |
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| Transporter T3 syncro (24)1 vehicle | 08/1984 – 07/1992 | DG |
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| Transporter T3 syncro (25)1 vehicle | 08/1985 – 02/1992 | DG |
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| Typ 4 Variant (46)1 vehicle | 01/1972 – 07/1974 | EA, W |
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