A1245 12V 50A Alternator Fits Isuzu Bighorn
£150.00 – £240.00Price range: £150.00 through £240.00
The A1245 12V 50A Alternator is a replacement charging unit from Sahibs Auto Electrics. Listed applications include selected Isuzu Bighorn models. Identification references include Lucas LRA01245, Hitachi LR140412. Its listed 12V 50A 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 A1245 replacement alternator online from Sahibs Auto Electrics for UK delivery or Click & Collect.
Product Specification
| Description | Value |
|---|---|
| AMP | 50 A |
| Volt | 12 V |
| No. of Grooves | 1 qty |
| Pulley Diameter | 82 mm |
| Mounting holes | 3 qty |
| Position | 30° |
| B+ | M5 |
| Insulated Return | No |
| Water cooled | No |
| Vacuum pump | No |
| Start/Stop | No |
| Weight | 5.85 Kg |
Cross Reference
| Reference Number | Brand |
|---|---|
| DYA1245 | Dyno Electrics |
| 401620071 | Euro Car Part |
| 9119721 | Opel |
| 986038491 | Bosch Exchange |
| 111234 | HC-Cargo |
| 111267 | HC-Cargo |
| 135808050 | PSH |
| 22246N | WAI |
| 22246R | WAI |
| 8941224883 | Isuzu |
| 8944195190 | Isuzu |
| 8970739240 | Isuzu |
| 8971876520 | Isuzu |
| 8971876571 | Isuzu |
| 8971876581 | Isuzu |
| 94382059 | Opel |
| ALT23003 | Wood Auto |
| ALT32046 | Wood Auto |
| ALTV019 | Unipoint |
| AUA901 | ATK |
| F032111267 | HC-Cargo |
| HITLR150449 | Wood Auto |
| LEA0471 | Lucas |
| LR140412 | Hitachi |
| LR140426 | Hitachi |
| LR140433 | Hitachi |
| LR140433B | Hitachi |
| LR150434 | Hitachi |
| LR150434B | Hitachi |
| LR150441E | Hitachi |
| LR150444B | Hitachi |
| LR150448 | Hitachi |
| LR150449 | Hitachi |
| LR150449B | Hitachi |
| LR150449C | Hitachi |
| LR160447 | Hitachi |
| LR160447B | Hitachi |
| LR160447C | Hitachi |
| LR160447E | Hitachi |
| LR160448 | Hitachi |
| LR160448B | Hitachi |
| LR160448C | Hitachi |
| LR160449 | Hitachi |
| LR160505 | Hitachi |
| LR160507 | Hitachi |
| LRA01245 | Lucas |
| LRA01514 | Lucas |
| LRA02656 | Lucas |
| LRA1245 | Lucas |
| LRA1514 | Lucas |
| LRA2656 | Lucas |
| LRB00199 | Lucas |
| LRB199 | Lucas |
| RNLLR150434 | RNL |
| RNLLR150434T | RNL |
| WOOALT32046 | Wood Auto |
Alternative Parts
| Alternative Part | Current Description | Alternative Description | Direct Alternative |
|---|---|---|---|
| A2656 | Similar | Similar | Yes |
| B0199 | M5 B+ | M6 B+ | No |
| A1514 | M5 B+ 30ccm vacum pump | M6 B+ 50ccm vacum pump | No |
Vehicle Applications
| Brand | Model | Engine | Engine Code | Series | Model Type | Type | Year |
|---|---|---|---|---|---|---|---|
| ISUZU | Bighorn | 2.8 (2771ccm) Diesel | 4JB1T | I | UBS | 1987 - 1991 |
Description
A1245 Replacement Alternator
The A1245 alternator is a replacement unit identified by Lucas reference LRA01245. The listed electrical rating is 12V 50A. An alternator maintains battery charge and supplies electrical power while the engine runs. Applications include selected Isuzu Bighorn 2.8 Diesel variants.
Key Features and Benefits
- 12V electrical system: match the vehicle voltage before selecting a unit.
- 50A 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.
- M5 B+ terminal: check the connection against the original unit.
Compatible Vehicles and Applications
- Isuzu Bighorn 2.8 Diesel – selected applications 1987–1991 (engine code 4JB1T).
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 A1245. Compare them with the original unit and technical specifications; a number match alone does not establish vehicle compatibility.
986038491, LRA01245, LEA0471, LRA01514, LRA02656, LRA1245, LRA1514, LRA2656, LRB00199, LRB199, LR140412, LR140426, LR140433, LR140433B, LR150434, LR150434B, LR150441E, LR150444B, LR150448, LR150449, LR150449B, LR150449C, LR160447, LR160447B, LR160447C, LR160447E, LR160448, LR160448B, LR160448C, LR160449, LR160505, LR160507
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 A1245 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 A1245 fit my Isuzu Bighorn?
Isuzu Bighorn 2.8 Diesel (1987–1991) is a listed application. Confirm the engine code and original unit configuration in the detailed fitment table.
Does A1245 replace Lucas LRA01245?
Lucas LRA01245 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 A1245?
The listed details include 12V, 50A output, 1 pulley groove. Compare the complete specifications on this page with the unit being replaced.
Is A1245 new or remanufactured?
Check the current product condition selection for A1245. Confirm the supplier and availability of the option you want before completing the order.
What should I compare before ordering A1245?
Compare 12V compatibility, 50A 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.






