A0781 12V 45A Alternator Fits VW Golf, VW Jetta, VW Passat
Price range: £82.70 through £107.35
Compare the A0781 12V 45A alternator from Sahibs Auto Electrics with the unit currently fitted. Listed applications include selected VW Golf, VW Jetta, VW Passat models. Identification references include Lucas LRA00781, Bosch 120489372, Valeo 2940308. 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 A0781 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 | 45 mm |
| Mounting holes | 2 qty |
| Position | 15° |
| B+ | M8 |
| Insulated Return | No |
| Water cooled | No |
| Vacuum pump | No |
| Start/Stop | No |
| Weight | 4.68 Kg |
Cross Reference
| Reference Number | Brand |
|---|---|
| DYA0781 | Dyno Electrics |
| A0247 | AS-PL |
| 120489372 | BOSCH |
| 120489376 | BOSCH |
| 120489377 | BOSCH |
| 986034530 | BOSCH |
| B120402702 | BOSCH |
| 110902 | CARGO |
| 111141 | CARGO |
| 111154 | CARGO |
| F032110902 | CARGO |
| F032111141 | CARGO |
| F032111154 | CARGO |
| 1516427R | DAF |
| 1516524R | DAF |
| 1516545R | DAF |
| 1516643R | DAF |
| 679445 | DAF |
| DRA4530 | DELCO |
| 8EL725804-001 | HELLA |
| 11.201.145 | ISKRA / LETRIKA |
| 11.201.244 | ISKRA / LETRIKA |
| AAK1150 | ISKRA / LETRIKA |
| AAK1198 | ISKRA / LETRIKA |
| IA0145 | ISKRA / LETRIKA |
| MG 45 | MAHLE |
| 51.26101-7145 | MAN |
| 51.26101-7157 | MAN |
| 51.26101-7186 | MAN |
| 31543902 | MERCEDES |
| 51543302 | MERCEDES |
| 51545202 | MERCEDES |
| 5154520280 | MERCEDES |
| 51545602 | MERCEDES |
| 51546002 | MERCEDES |
| 61542402 | MERCEDES |
| 6154240280 | MERCEDES |
| 71542302 | MERCEDES |
| 7154230280 | MERCEDES |
| 3661501650 | MERCEDES |
| A0031543902 | MERCEDES |
| A0051543302 | MERCEDES |
| A0051545202 | MERCEDES |
| A005154520280 | MERCEDES |
| A0051545602 | MERCEDES |
| A0051546002 | MERCEDES |
| A0061542402 | MERCEDES |
| A006154240280 | MERCEDES |
| A0071542302 | MERCEDES |
| A007154230280 | MERCEDES |
| A3661501650 | MERCEDES |
| 20110118 | PRESTOLITE |
| 2940308 | VALEO |
| 2940369 | VALEO |
| 436193 | VALEO |
| 1607361 | VOLVO |
| 31903023 | VW |
| 031903023D | VW |
| 068903017L | VW |
| 068903017R | VW |
| 068903017RX | VW |
| 068903017T | VW |
| 068903017TX | VW |
| 068903029T | VW |
| 68903031 | VW |
| 068903031G | VW |
| 068903031GX | VW |
| 068903031H | VW |
| 068903091G | VW |
| 74903023 | VW |
| 074903023X | VW |
| JUF903031A | VW |
| ALTL734 | 3EFFE |
| ALTS308 | 3EFFE |
| ALTS832 | 3EFFE |
| PRAS832 | 3EFFE |
| ANM36750X | ANDEL |
| AEA7181 | AUTOELECTRO |
| CAL10190AS | CASCO |
| 4309 | CEVAM |
| 56007 | EAI |
| ALT79047 | ELECTROLOG |
| 28-0948 | ELSTOCK |
| 210173 | ERA |
| 1702117 | FAUN |
| 9034530 | FRIESEN |
| CA186IR | HC PARTS |
| CA505IR | HC PARTS |
| CA906IR | HC PARTS |
| 32489380 | HERTH+BUSS |
| 30297RI | KUHNER |
| 30505RI | KUHNER |
| 11.0505 | LAUBER |
| 440444 | LOGISTIK |
| 440652 | LOGISTIK |
| LRA00781 | LUCAS |
| LRA781 | LUCAS |
| 89212294 | POWERMAX |
| 20101091BN | REAL |
| 311189 | RHIAG |
| 2010190 | SANDO |
| ALT121900 | SIOM |
| ALT121900A | SIOM |
| SA772 | SOVEREIGN |
| STX100119 | STARDAX |
| STX100119R | STARDAX |
| STX100182 | STARDAX |
| STX100182R | STARDAX |
| STX100273 | STARDAX |
| STX100312 | STARDAX |
| STX100922 | STARDAX |
| STX101000 | STARDAX |
| STX101043 | STARDAX |
| STX101043R | STARDAX |
| 12110N | WAI / TRANSPO |
| 12110R | WAI / TRANSPO |
| 14818N | WAI / TRANSPO |
| 21106R | WAI / TRANSPO |
| ALT10147 | WOODAUTO |
Alternative Parts
| Alternative Part | Current Description | Alternative Description | Direct Alternative |
|---|---|---|---|
| A0737 | Without W terminal | No | |
| B0118 | 45A | 65A | No |
| A2607 | 45A | 55A Pulley | No |
| A0734 | 45A M8 B+ | 65A Spade terminal B+ | No |
| A2605 | M8 B+ | Spade terminal B+ | No |
| A0733 | M8 B+ | Spade terminal B+ Without W terminal | No |
| A0743 | 45A M8 B+ | 65A Spade terminal B+ Without W terminal Pulley | No |
| B0103 | 45A | 65A Without W terminal Pulley | No |
Vehicle Applications
| Brand | Model | Engine | Engine Code | Series | Model Type | Type | Year |
|---|---|---|---|---|---|---|---|
| VW | Golf | 1.6 (1588ccm) Diesel | JP | II | 191/1G1 | 1983 - 1991 | |
| VW | Golf | 1.6 (1588ccm) Diesel | JP/ME | II | 191/192/193/194/196/198/1G1 | 1985 - 1991 | |
| VW | Golf | 1.6 (1588ccm) Diesel | ME | II | 196/1G1 | 1985 - 1991 | |
| VW | Golf | 1.6 (1588ccm) Diesel | CY/JR/MF | II | 191/192/193/194/1G1 | 1985 - 1991 | |
| VW | Golf | 1.6 (1588ccm) Diesel | RA/SB | II | 1G1 | 1989 - 1991 | |
| VW | Golf | 1.6 (1588ccm) Diesel | 1V | II | 1G1 | 1989 - 1992 | |
| VW | Jetta | 1.6 (1588ccm) Diesel | JP/ME | II | 165/167/168/1G2 | 1985 - 1992 | |
| VW | Jetta | 1.6 (1588ccm) Diesel | JR/MF | II | 165/167/168/1G2 | 1983 - 1992 | |
| VW | Jetta | 1.6 (1588ccm) Diesel | 1V/ME | II | 1G2 | 1989 - 1992 | |
| VW | Jetta | 1.6 (1588ccm) Diesel | RA/SB | II | 1G2 | 1989 - 1991 | |
| VW | Jetta | 1.6 (1595ccm) Petrol | PN | II | 165/167/168/1G2 | 1985 - 1991 | |
| VW | Jetta | 1.6 (1595ccm) Petrol | PN/RF | II | 165/167/1G2 | 1986 - 1991 | |
| VW | Jetta | 1.8 (1781ccm) Petrol | PF/RD | II | 165/167/1G2 | 1985 - 1991 | |
| VW | Jetta | 1.8 (1781ccm) Petrol | GU/GX | II | Syncro | 167/1G2 | 1987 - 1991 |
| VW | Passat | 1.6 (1588ccm) Diesel | CY | B2 | 321/323/324 | 1988 - 1988 | |
| VW | Passat | 1.6 (1588ccm) Diesel | CY | B2 | 331/332 | 1988 - 1988 | |
| VW | Passat | 1.6 (1588ccm) Diesel | CY | B2 | 327/328 | 1988 - 1988 | |
| VW | Passat | 1.6 (1588ccm) Diesel | RA | B2 | 323/324 | 1988 - 1989 | |
| VW | Passat | 1.6 (1588ccm) Diesel | RA/SB | B3/B4 | 315 | 1988 - 1991 | |
| VW | Passat | 1.6 (1588ccm) Diesel | RA/SB | B3/B4 | 312 | 1988 - 1991 | |
| VW | Passat | 1.9 (1896ccm) Diesel | 1Y | B3/B4 | 312 | 1989 - 1991 | |
| VW | Passat | 1.9 (1896ccm) Diesel | 1Y | B3/B4 | 315 | 1989 - 1991 |
Description
A0781 Replacement Alternator
Choose a replacement by comparing the A0781 alternator and its Lucas reference, LRA00781, with your existing unit. 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.
- M8 B+ terminal: check the connection against the original unit.
Compatible Vehicles and Applications
- VW Golf 1.6 Diesel – selected applications 1983–1991 (engine code JP).
- VW Jetta 1.6 Diesel – selected applications 1985–1992 (engine code JP/ME).
- VW Passat 1.6 Diesel – selected applications 1988–1988 (engine code CY).
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 A0781. Compare them with the original unit and technical specifications; a number match alone does not establish vehicle compatibility.
120489372, 120489376, 120489377, 986034530, B120402702, 2940308, 2940369, 436193, LRA00781, LRA781, DRA4530, 20110118, MG 45, 11.201.145, 11.201.244, AAK1150, AAK1198, IA0145, 1516427R, 1516524R, 1516545R, 1516643R, 679445
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 A0781 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 A0781 fit my VW Golf?
VW Golf 1.6 Diesel (1983–1991) is a listed application. Confirm the engine code and original unit configuration in the detailed fitment table.
Does A0781 replace Lucas LRA00781?
Lucas LRA00781 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 A0781?
The listed details include 12V, 45A output, 1 pulley groove. Compare the complete specifications on this page with the unit being replaced.
Is A0781 new or remanufactured?
Check the current product condition selection for A0781. Confirm the supplier and availability of the option you want before completing the order.
What should I compare before ordering A0781?
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.
