A0990 12V 65A Alternator Fits Mercedes-Benz 230, Mercedes-Benz 280
£91.90 – £118.52Price range: £91.90 through £118.52
Compare the A0990 12V 65A alternator from Sahibs Auto Electrics with the unit currently fitted. Listed applications include selected Mercedes-Benz 230, Mercedes-Benz 280, Mercedes-Benz 300 models. Identification references include Lucas LRA00990, Bosch 120489024, Valeo 436121. Its listed 12V 65A 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 A0990 replacement alternator online from Sahibs Auto Electrics for UK delivery or Click & Collect.
Product Specification
| Description | Value |
|---|---|
| AMP | 65 A |
| Volt | 12 V |
| No. of Grooves | 1 qty |
| Pulley Diameter | 47 mm |
| Mounting holes | 2 qty |
| Insulated Return | No |
| Water cooled | No |
| Vacuum pump | No |
| Start/Stop | No |
| Weight | 4.8 Kg |
Cross Reference
| Reference Number | Brand |
|---|---|
| DYA0990 | Dyno Electrics |
| 401220041 | Euro Car Part |
| A0393 | AS-PL |
| UD02220A | AS-PL |
| 120489024 | BOSCH |
| 120489030 | BOSCH |
| 120489149 | BOSCH |
| 120489242 | BOSCH |
| 120489243 | BOSCH |
| 120489397 | BOSCH |
| 120489398 | BOSCH |
| 120489748 | BOSCH |
| 120489749 | BOSCH |
| 120489750 | BOSCH |
| 120489751 | BOSCH |
| 120489935 | BOSCH |
| 120489936 | BOSCH |
| 986031440 | BOSCH |
| DRA1440 | DELCO |
| 8EL725633-001 | HELLA |
| 41541802 | MERCEDES |
| 51546302 | MERCEDES |
| 51546602 | MERCEDES |
| 51547402 | MERCEDES |
| 5154740280 | MERCEDES |
| 51549802 | MERCEDES |
| 61540802 | MERCEDES |
| 61541502 | MERCEDES |
| 71541202 | MERCEDES |
| 71544502 | MERCEDES |
| 5154630280 | MERCEDES |
| 5154660280 | MERCEDES |
| 5154980280 | MERCEDES |
| 6154080280 | MERCEDES |
| A0041541802 | MERCEDES |
| A0041542002 | MERCEDES |
| A0041545902 | MERCEDES |
| A0041547402 | MERCEDES |
| A0051545802 | MERCEDES |
| A0051546302 | MERCEDES |
| A005154630280 | MERCEDES |
| A0051546602 | MERCEDES |
| A005154660280 | MERCEDES |
| A0051546702 | MERCEDES |
| A0051547402 | MERCEDES |
| A005154740280 | MERCEDES |
| A0051547502 | MERCEDES |
| A0051547602 | MERCEDES |
| A0051547702 | MERCEDES |
| A0051547802 | MERCEDES |
| A0051547902 | MERCEDES |
| A0051549802 | MERCEDES |
| A005154980280 | MERCEDES |
| A0061540802 | MERCEDES |
| A006154080280 | MERCEDES |
| A0061541502 | MERCEDES |
| A0061543002 | MERCEDES |
| A0061543602 | MERCEDES |
| A0061543702 | MERCEDES |
| A0061545802 | MERCEDES |
| A0071541202 | MERCEDES |
| A0071544502 | MERCEDES |
| A0071544602 | MERCEDES |
| 436121 | VALEO |
| 436127 | VALEO |
| ALTF451 | 3EFFE |
| PRAF451 | 3EFFE |
| ANM33660X | ANDEL |
| AEA9189 | AUTOELECTRO |
| CAL10516AS | CASCO |
| 4282 | CEVAM |
| 55776 | EAI |
| ALT1804 | ELECTROLOG |
| 28-0736 | ELSTOCK |
| 210111 | ERA |
| 9031440 | FRIESEN |
| CA195IR | HC PARTS |
| 30195RI | KUHNER |
| 3087RI | KUHNER |
| 11.0195 | LAUBER |
| 440342 | LOGISTIK |
| 440343 | LOGISTIK |
| LRA00990 | LUCAS |
| LRA990 | LUCAS |
| 20101615BN | REAL |
| 2010516 | SANDO |
| ALT121180 | SIOM |
| STX100142 | STARDAX |
| STX100142R | STARDAX |
| STX100959 | STARDAX |
| 13153R | WAI / TRANSPO |
Alternative Parts
| Alternative Part | Current Description | Alternative Description | Direct Alternative |
|---|---|---|---|
| A0821 | 65A | 35A | No |
| A0823 | 65A | 55A | No |
Vehicle Applications
| Brand | Model | Engine | Engine Code | Series | Model Type | Type | Year |
|---|---|---|---|---|---|---|---|
| MERCEDES-BENZ | 230 | 2.3 (2299ccm) Petrol | 102980 | S123 | 123283 | 1982 - 1985 | |
| MERCEDES-BENZ | 280 | 2.8 (2746ccm) Petrol | 110922 | W116 | 116020 | 1978 - 1980 | |
| MERCEDES-BENZ | 280 | 2.8 (2746ccm) Petrol | 110985 | W116 | 116024 | 1978 - 1980 | |
| MERCEDES-BENZ | 280 | 2.8 (2746ccm) Petrol | 110923 | W123 | 123030 | 1978 - 1981 | |
| MERCEDES-BENZ | 280 | 2.8 (2746ccm) Petrol | 110923 | C123 | 123050 | 1976 - 1979 | |
| MERCEDES-BENZ | 280 | 2.8 (2746ccm) Petrol | 110988 | C123 | 123053 | 1976 - 1979 | |
| MERCEDES-BENZ | 280 | 2.8 (2746ccm) Petrol | 110984 | W123 | 123033 | 1976 - 1981 | |
| MERCEDES-BENZ | 280 | 2.8 (2746ccm) Petrol | 110984/110988 | W123 | 123033 | 1978 - 1985 | |
| MERCEDES-BENZ | 280 | 2.8 (2746ccm) Petrol | 110984 | C123 | 123053 | 1977 - 1985 | |
| MERCEDES-BENZ | 280 | 2.8 (2746ccm) Petrol | 110924 | W126 | 126023 | 1979 - 1985 | |
| MERCEDES-BENZ | 280 | 2.8 (2746ccm) Petrol | 110987 | W126 | 126023 | 1979 - 1986 | |
| MERCEDES-BENZ | 300 | 3.0 (2998ccm) Diesel | 617912 | S123 | 123190 | 1982 - 1985 | |
| MERCEDES-BENZ | 300 | 3.0 (2998ccm) Diesel | 617912 | W123 | Long | 123130 | 1982 - 1985 |
| MERCEDES-BENZ | 300 | 3.0 (2998ccm) Diesel | 617912 | S123 | 123190 | 1982 - 1986 |
Description
A0990 Replacement Alternator
The Sahibs A0990 alternator is associated with Lucas reference LRA00990 for replacement identification. The listed electrical rating is 12V 65A. An alternator maintains battery charge and supplies electrical power while the engine runs. Applications include selected Mercedes-Benz 230 2.3 Petrol variants.
Key Features and Benefits
- 12V electrical system: match the vehicle voltage before selecting a unit.
- 65A 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
- Mercedes-Benz 230 2.3 Petrol – selected applications 1982–1985 (engine code 102980).
- Mercedes-Benz 280 2.8 Petrol – selected applications 1978–1980 (engine code 110922).
- Mercedes-Benz 300 3.0 Diesel – selected applications 1982–1985 (engine code 617912).
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 A0990. Compare them with the original unit and technical specifications; a number match alone does not establish vehicle compatibility.
120489024, 120489030, 120489149, 120489242, 120489243, 120489397, 120489398, 120489748, 120489749, 120489750, 120489751, 120489935, 120489936, 986031440, 436121, 436127, LRA00990, LRA990, DRA1440
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 A0990 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 A0990 fit my Mercedes-Benz 230?
Mercedes-Benz 230 2.3 Petrol (1982–1985) is a listed application. Confirm the engine code and original unit configuration in the detailed fitment table.
Does A0990 replace Lucas LRA00990?
Lucas LRA00990 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 A0990?
The listed details include 12V, 65A output, 1 pulley groove. Compare the complete specifications on this page with the unit being replaced.
Is A0990 new or remanufactured?
Check the current product condition selection for A0990. Confirm the supplier and availability of the option you want before completing the order.
What should I compare before ordering A0990?
Compare 12V compatibility, 65A 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.






