B0405 12V 70A Alternator Fits Vauxhall Astra, Vauxhall Astra Van
£82.73 – £110.73Price range: £82.73 through £110.73
Sahibs B0405 is a replacement alternator with a listed 12V 70A rating. Listed applications include selected Vauxhall Astra, Vauxhall Astra Van, Opel Astra, Opel Astra Van models. Identification references include Lucas LRB00405, Bosch 124225009, Valeo 437708. Its listed 12V 70A 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 B0405 replacement alternator online from Sahibs Auto Electrics for UK delivery or Click & Collect.
Product Specification
| Description | Value |
|---|---|
| AMP | 70 A |
| Volt | 12 V |
| No. of Grooves | 1 qty |
| Pulley Diameter | 38 mm |
| Mounting holes | 3 qty |
| Position | 180° |
| B+ | M8 |
| Insulated Return | No |
| Water cooled | No |
| Vacuum pump | No |
| Start/Stop | No |
| Weight | 4.8 Kg |
Cross Reference
| Reference Number | Brand |
|---|---|
| DYB0405 | Dyno Electrics |
| 401721411 | Euro Car Part |
| 124225009 | BOSCH |
| 124225025 | BOSCH |
| 124415010 | BOSCH |
| 986041270 | BOSCH |
| DB2380 | DELCO |
| DRB1270 | DELCO |
| 9.43E+11 | MAGNETI MARELLI |
| 9.44E+11 | MAGNETI MARELLI |
| Mar-50 | MAGNETI MARELLI |
| MRA41270 | MAGNETI MARELLI |
| 1204137 | OPEL |
| 6204078 | OPEL |
| 6204175 | OPEL |
| 90589566 | OPEL |
| 9117933 | OPEL |
| 9133602 | OPEL |
| 9192826 | OPEL |
| 93177610 | OPEL |
| 93177611 | OPEL |
| 9512935 | OPEL |
| 35215050 | PRESTOLITE |
| 437708 | VALEO |
| ALTS985 | 3EFFE |
| PRAS985 | 3EFFE |
| ANM43490 | ANDEL |
| L41270 | ATL AUTOTECHNIK |
| AEA4205 | AUTOELECTRO |
| BBA2096 | BORG & BECK |
| 4598 | CEVAM |
| 228139702 | DRI |
| 56885 | EAI |
| ALT10253 | ELECTROLOG |
| 28-3725 | ELSTOCK |
| 12041270 | EUROTEC |
| 9041270 | FRIESEN |
| CA1440IR | HC PARTS |
| 32044210 | HERTH+BUSS |
| ALB1146 | KRAUF |
| 301440RI | KUHNER |
| 301440RIB | KUHNER |
| 441587 | LOGISTIK |
| LRB00405 | LUCAS |
| LRB405 | LUCAS |
| 89213661 | POWERMAX |
| 9213661 | POWERMAX |
| A12BH0633A2 | SIDAT |
| ALT122260 | SIOM |
| OP8031 | SNRA |
| STX101507 | STARDAX |
| 885ST65 | STARTCAR |
| AL01863 | TMI |
| 21951R | WAI / TRANSPO |
| ALB1440 | WOODAUTO |
| WOOALB1440 | WOODAUTO |
Alternative Parts
| Alternative Part | Current Description | Alternative Description | Direct Alternative |
|---|---|---|---|
| B0406 | 75A | 100A | Yes |
Vehicle Applications
| Brand | Model | Engine | Engine Code | Series | Model Type | Type | Year |
|---|---|---|---|---|---|---|---|
| OPEL | Astra | 1.7 (1699ccm) Diesel | X17DTL | G | F35 | 1998 - 2000 | |
| OPEL | Astra | 1.7 (1699ccm) Diesel | X17DTL | G | F08/F48 | 1998 - 2000 | |
| OPEL | Astra | 1.7 (1699ccm) Diesel | X17DTL | G | F69 | 1998 - 2000 | |
| OPEL | Astra Van | 1.7 (1699ccm) Diesel | 17DR | F | F70 | 1992 - 1999 | |
| OPEL | Astra Van | 1.7 (1699ccm) Diesel | X17DTL | F | F70 | 1994 - 1998 | |
| OPEL | Astra Van | 1.7 (1699ccm) Diesel | X17DTL | G | F70 | 1998 - 2000 | |
| VAUXHALL | Astra | 1.7 (1699ccm) Diesel | X17DTL | G | F08/F48 | 1998 - 2000 | |
| VAUXHALL | Astra | 1.7 (1699ccm) Diesel | X17DTL | G | F35 | 1998 - 2000 | |
| VAUXHALL | Astra | 1.7 (1699ccm) Diesel | X17DTL | G | F69 | 1998 - 2000 | |
| VAUXHALL | Astra Van | 1.7 (1699ccm) Diesel | X17DTL | G | F70 | 1998 - 2000 |
Description
B0405 Replacement Alternator
The B0405 alternator is a replacement unit identified by Lucas reference LRB00405. The listed electrical rating is 12V 70A. An alternator maintains battery charge and supplies electrical power while the engine runs. Applications include selected Vauxhall Astra 1.7 Diesel variants.
Key Features and Benefits
- 12V electrical system: match the vehicle voltage before selecting a unit.
- 70A output: compare the listed rating with the original alternator.
- Single-groove pulley: check belt profile and alignment against the existing unit.
- 3 mounting holes: compare the fixing pattern and unit position.
- M8 B+ terminal: check the connection against the original unit.
Compatible Vehicles and Applications
- Vauxhall Astra 1.7 Diesel – selected applications 1998–2000 (engine code X17DTL).
- Vauxhall Astra Van 1.7 Diesel – selected applications 1998–2000 (engine code X17DTL).
- Opel Astra 1.7 Diesel – selected applications 1998–2000 (engine code X17DTL).
- Opel Astra Van 1.7 Diesel – selected applications 1992–1999 (engine code 17DR).
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 B0405. Compare them with the original unit and technical specifications; a number match alone does not establish vehicle compatibility.
124225009, 124225025, 124415010, 986041270, 437708, LRB00405, LRB405, DB2380, DRB1270, 35215050
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 B0405 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 B0405 fit my Vauxhall Astra?
Vauxhall Astra 1.7 Diesel (1998–2000) is a listed application. Confirm the engine code and original unit configuration in the detailed fitment table.
Does B0405 replace Lucas LRB00405?
Lucas LRB00405 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 B0405?
The listed details include 12V, 70A output, 1 pulley groove. Compare the complete specifications on this page with the unit being replaced.
Is B0405 new or remanufactured?
Check the current product condition selection for B0405. Confirm the supplier and availability of the option you want before completing the order.
What should I compare before ordering B0405?
Compare 12V compatibility, 70A 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.






