A0991 12V 45A Alternator Fits VW Golf, VW Jetta
Price range: £135.00 through £216.00
Sahibs A0991 is a replacement alternator with a listed 12V 45A rating. Listed applications include selected VW Golf, VW Jetta models. Identification references include Lucas LRA00991, Bosch 120489012, Valeo 436194. Its listed 12V 45A rating provides an electrical matching point for your existing unit. Check the single-groove pulley, connections and mounting arrangement. Check the current condition options and availability before purchase. Match the exact engine and production details before ordering. Buy your A0991 replacement alternator online from Sahibs Auto Electrics for UK delivery or Click & Collect.
Product Specification
| Description | Value |
|---|---|
| AMP | 45 A |
| Volt | 12 V |
| No. of Grooves | 1 qty |
| Pulley Diameter | 75 mm |
| Mounting holes | 2 qty |
| Position | 15° |
| Insulated Return | No |
| Water cooled | No |
| Vacuum pump | No |
| Start/Stop | No |
| Weight | 4.77 Kg |
Cross Reference
| Reference Number | Brand |
|---|---|
| DYA0991 | Dyno Electrics |
| 120489012 | Bosch |
| 120489013 | Bosch |
| 120489076 | Bosch |
| 120489558 | Bosch |
| 120489744 | Bosch |
| 120489745 | Bosch |
| 120489799 | Bosch |
| 120489800 | Bosch |
| 120489861 | Bosch |
| 120489862 | Bosch |
| 120489863 | Bosch |
| 120489864 | Bosch |
| 120489865 | Bosch |
| 120489866 | Bosch |
| 120489960 | Bosch |
| 120489961 | Bosch |
| 120489964 | Bosch |
| 120489965 | Bosch |
| 036903017A | Volkswagen AG |
| 036903017AX | Volkswagen AG |
| 036903023C | Volkswagen AG |
| 036903023J | Volkswagen AG |
| 036903023L | Volkswagen AG |
| 036903023N | Volkswagen AG |
| 55903023 | Volkswagen AG |
| 068903017A | Volkswagen AG |
| 068903017AX | Volkswagen AG |
| 68903025 | Volkswagen AG |
| 068903025J | Volkswagen AG |
| 068903025Q | Volkswagen AG |
| 986030610 | Bosch Exchange |
| 986030740 | Bosch Exchange |
| 986030741 | Bosch Exchange |
| 986030748 | Bosch Exchange |
| 986031470 | Bosch Exchange |
| 110360 | HC-Cargo |
| 11201023 | Mahle |
| 11201077 | Mahle |
| 11201131 | Mahle |
| 11201132 | Mahle |
| 11201210 | Mahle |
| 11201601 | Mahle |
| 13094R | WAI |
| 305005045 | PSH |
| 436194 | Valeo |
| 436214 | Valeo |
| 436216 | Valeo |
| 437576 | Valeo |
| 8EN2003KA | Prestolite |
| 90156068 | Wilson |
| 9120080135 | Bosch |
| 927260 | Valeo |
| 943356445 | Magneti Marelli |
| 943356697 | Magneti Marelli |
| 943356739 | Magneti Marelli |
| AAK1102 | Mahle |
| AAK1143 | Mahle |
| AAK1178 | Mahle |
| AAK3501 | Mahle |
| ALTH003 | Unipoint |
| CA136IR | HC-Parts |
| DRA0610 | Delco Remy |
| DRA0740 | Delco Remy |
| DRA1100 | Delco Remy |
| DRA1470 | Delco Remy |
| F032110360 | HC-Cargo |
| F042A0H003 | Bosch |
| IA0023 | Mahle |
| IA0077 | Mahle |
| IA0131 | Mahle |
| IA0132 | Mahle |
| IA0210 | Mahle |
| LRA00450 | Lucas |
| LRA00890 | Lucas |
| LRA00892 | Lucas |
| LRA00991 | Lucas |
| LRA450 | Lucas |
| LRA890 | Lucas |
| LRA892 | Lucas |
| LRA991 | Lucas |
| MAR473 | Magneti Marelli |
| MG380 | Mahle |
| NA128 | Valeo |
Alternative Parts
| Alternative Part | Current Description | Alternative Description | Direct Alternative |
|---|---|---|---|
| A0134 | 45A | 35A Without W terminal | No |
| A0292 | 45A | 55A Without W terminal | No |
| A0893 | 45A | 65A | Yes |
| A0890 | With W Terminal | Without W Terminal | No |
Vehicle Applications
| Brand | Model | Engine | Engine Code | Series | Model Type | Type | Year |
|---|---|---|---|---|---|---|---|
| VW | Golf | 1.6 (1588ccm) Diesel | CR/JK | I | 171/172/173/174 | 1980 - 1983 | |
| VW | Golf | 1.6 (1588ccm) Diesel | CY | I | 171/173 | 1982 - 1984 | |
| VW | Jetta | 1.6 (1588ccm) Diesel | CR/JK | I | 161/162/163/164 | 1980 - 1984 | |
| VW | Jetta | 1.6 (1588ccm) Diesel | CY | I | 161/163 | 1982 - 1984 |
Description
A0991 Replacement Alternator
Start your A0991 alternator comparison with the linked Lucas reference LRA00991 and the specifications shown on this page. The listed electrical rating is 12V 45A. An alternator maintains battery charge and supplies electrical power while the engine runs. Applications include selected VW Golf 1.6 Diesel variants.
Key Features and Benefits
- 12V electrical system: match the vehicle voltage before selecting a unit.
- 45A output: compare the listed rating with the original alternator.
- Single-groove pulley: check belt profile and alignment against the existing unit.
- 2 mounting holes: compare the fixing pattern and unit position.
Compatible Vehicles and Applications
- VW Golf 1.6 Diesel – selected applications 1980–1983 (engine code CR/JK).
- VW Jetta 1.6 Diesel – selected applications 1980–1984 (engine code CR/JK).
These are selected applications, not the complete fitment list. Check the detailed vehicle compatibility table, engine code and production year, then compare the original unit before ordering.
OE Numbers and Cross-Reference Information
The following cross-reference numbers are associated with A0991. Compare them with the original unit and technical specifications; a number match alone does not establish vehicle compatibility.
120489012, 120489013, 120489076, 120489558, 120489744, 120489745, 120489799, 120489800, 120489861, 120489862, 120489863, 120489864, 120489865, 120489866, 120489960, 120489961, 120489964, 120489965, 986030610, 986030740, 986030741, 986030748, 986031470, 9120080135, F042A0H003, 436194, 436214, 436216, 437576, 927260, NA128, LRA00991, LRA00450, LRA00890, LRA00892, LRA450, LRA890, LRA892, LRA991, DRA0610, DRA0740, DRA1100, DRA1470, 8EN2003KA, 11201023, 11201077, 11201131, 11201132, 11201210, 11201601, AAK1102, AAK1143, AAK1178, AAK3501, IA0023, IA0077, IA0131, IA0132, IA0210, MG380
The full manufacturer cross-reference and OE listings are available elsewhere on this page. Confirm whether a number is an OE or aftermarket reference when comparing the original unit.
When Should You Replace Your Alternator?
Charging warning lights, repeated loss of battery charge, dim or fluctuating lights and inconsistent electrical operation can indicate a charging-system problem. Battery condition, wiring and the drive belt can produce similar symptoms; arrange a diagnostic check before replacing the alternator.
Why Buy from Sahibs Auto Electrics?
Sahibs Auto Electrics is a UK automotive electrical parts specialist supplying alternators and starter motors. Ask for help identifying A0991 using the existing part number and vehicle details. Check the current condition options and availability before purchase. Buy online for UK delivery or Click & Collect, checking the current order arrangements.
Frequently Asked Questions
Will A0991 fit my VW Golf?
VW Golf 1.6 Diesel (1980–1983) is a listed application. Confirm the engine code and original unit configuration in the detailed fitment table.
Does A0991 replace Lucas LRA00991?
Lucas LRA00991 is a listed identification reference. Compare it with the original unit and specifications; a cross-reference does not guarantee compatibility by itself.
What specifications are listed for A0991?
The listed details include 12V, 45A output, 1 pulley groove. Compare the complete specifications on this page with the unit being replaced.
Is A0991 new or remanufactured?
Check the current product condition selection for A0991. Confirm the supplier and availability of the option you want before completing the order.
What should I compare before ordering A0991?
Compare 12V compatibility, 45A output, pulley configuration, mounting points and electrical connections with the original alternator.
Does a battery warning light prove the alternator has failed?
No. Battery, belt, wiring and control faults can also affect charging. Use a charging-system test to establish the cause before ordering a replacement.
