A4482 12V 180A Alternator Fits Bmw 218i Coupe, Bmw 220i Coupe
£210.48 – £287.01Price range: £210.48 through £287.01
Identify a replacement alternator using Sahibs A4482, listed at 12V 180A. Listed applications include selected BMW 218i Coupe, BMW 220i Coupe, BMW 230i Coupe, BMW 316d models. Identification references include Lucas LRA04482. Its listed 12V 180A rating provides an electrical matching point for your existing unit. Check the 6-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 A4482 replacement alternator online from Sahibs Auto Electrics for UK delivery or Click & Collect.
Product Specification
| Description | Value |
|---|---|
| AMP | 180 A |
| Volt | 12 V |
| No. of Grooves | 6 qty |
| Pulley Diameter | 49 mm |
| Mounting holes | 4 qty |
| B+ | M8 |
| Insulated Return | No |
| Water cooled | No |
| Vacuum pump | No |
| Start/Stop | No |
| Weight | 6.17 Kg |
Cross Reference
| Reference Number | Brand |
|---|---|
| DYA4482 | Dyno Electrics |
Vehicle Applications
| Brand | Model | Engine | Engine Code | Series | Model Type | Type | Year |
|---|---|---|---|---|---|---|---|
| BMW | 218i Coupe | 2.0 (1998ccm) Petrol | B48B20A | G42 | 2022 - | ||
| BMW | 220i Coupe | 2.0 (1998ccm) Petrol | B48B20A | G42 | 2021 - | ||
| BMW | 230i Coupe | 2.0 (1998ccm) Petrol | B48B20B | G42 | 2022 - | ||
| BMW | 316d | 2.0 (1995ccm) Diesel | B47D20B | G20 | 2020 - | ||
| BMW | 316d | 2.0 (1995ccm) Diesel | B47D20B | G21 | Touring | 2020 - | |
| BMW | 318d | 2.0 (1995ccm) Diesel | B47D20B | G21 | Touring | 2019 - 2020 | |
| BMW | 318d | 2.0 (1995ccm) Diesel | B47D20B | G20 | 2019 - 2020 | ||
| BMW | 318i | 2.0 (1998ccm) Petrol | B48B20A | G20 | 2020 - | ||
| BMW | 318i | 2.0 (1998ccm) Petrol | B48B20A | G21 | Touring | 2020 - | |
| BMW | 320d | 2.0 (1995ccm) Diesel | B47D20B | G20 | xDrive | 2018 - 2020 | |
| BMW | 320d | 2.0 (1995ccm) Diesel | B47D20B | G20 | 2018 - 2020 | ||
| BMW | 320d | 2.0 (1995ccm) Diesel | B47D20B | G21 | Touring | 2019 - 2020 | |
| BMW | 320d | 2.0 (1995ccm) Diesel | B47D20B | G21 | Touring Van | 2019 - 2020 | |
| BMW | 320d | 2.0 (1995ccm) Diesel | B47D20B | G21 | xDrive Touring | 2019 - 2020 | |
| BMW | 320d | 2.0 (1995ccm) Diesel | B47D20B | G21 | xDrive Touring Van | 2019 - 2020 | |
| BMW | 320i | 2.0 (1998ccm) Petrol | B48B20A | G20 | xDrive | 2019 - | |
| BMW | 320i | 2.0 (1998ccm) Petrol | B46B20B/B48B20A | G21 | Touring Van | 2019 - | |
| BMW | 320i | 2.0 (1998ccm) Petrol | B46B20B/B48B20A | G21 | Touring | 2019 - | |
| BMW | 320i | 2.0 (1998ccm) Petrol | B48B20A/B48B20B | G20 | 2019 - | ||
| BMW | 330i | 2.0 (1998ccm) Petrol | B46B20B/B48B20B | G20 | xDrive | 2018 - | |
| BMW | 330i | 2.0 (1998ccm) Petrol | B48B20B | G20 | 2018 - | ||
| BMW | 330i | 2.0 (1998ccm) Petrol | B48B20B | G21 | Touring Van | 2019 - | |
| BMW | 330i | 2.0 (1998ccm) Petrol | B48B20B | G21 | Touring | 2019 - | |
| BMW | 330i | 2.0 (1998ccm) Petrol | B48B20B | G21 | xDrive Touring | 2019 - | |
| BMW | 330i | 2.0 (1998ccm) Petrol | B48B20B | G20 | 2022 - | ||
| BMW | 330i | 2.0 (1998ccm) Petrol | B48B20B | G20 | xDrive | 2022 - | |
| BMW | 420i | 2.0 (1998ccm) Petrol | B48B20A | G23 | 2020 - | ||
| BMW | 420i | 2.0 (1998ccm) Petrol | B46B20B/B48B20A | G26 | Gran Coupe | 2021 - | |
| BMW | 420i Coupe | 2.0 (1998ccm) Petrol | B46B20B/B48B20A | G22 | 2020 - | ||
| BMW | 420i Coupe | 2.0 (1998ccm) Petrol | B48B20A | G22 | xDrive | 2021 - | |
| BMW | 430i | 2.0 (1998ccm) Petrol | B48B20B | G23 | 2020 - | ||
| BMW | 430i | 2.0 (1998ccm) Petrol | B48B20B | G23 | xDrive | 2021 - | |
| BMW | 430i | 2.0 (1998ccm) Petrol | B48B20B | G26 | Gran Coupe | 2021 - | |
| BMW | 430i | 2.0 (1998ccm) Petrol | B48B20B | G23 | 2021 - | ||
| BMW | 430i | 2.0 (1998ccm) Petrol | B48B20B | G26 | xDrive Gran Coupe | 2022 - | |
| BMW | 430i Coupe | 2.0 (1998ccm) Petrol | B46B20B/B48B20B | G22 | 2020 - | ||
| BMW | 430i Coupe | 2.0 (1998ccm) Petrol | B48B20B | G22 | xDrive | 2021 - | |
| BMW | 430i Coupe | 2.0 (1998ccm) Petrol | B46B20B/B48B20B | G22 | 2021 - | ||
| BMW | 518d | 2.0 (1995ccm) Diesel | B47D20B | G30 | 2018 - 2020 | ||
| BMW | 518d | 2.0 (1995ccm) Diesel | B47D20B | G31 | Touring | 2018 - 2020 | |
| BMW | 520d | 2.0 (1995ccm) Diesel | B47D20A/B47D20B | G30 | 2018 - 2023 | ||
| BMW | 520d | 2.0 (1995ccm) Diesel | B47D20A/B47D20B | G30 | xDrive | 2018 - 2023 | |
| BMW | 520d | 2.0 (1995ccm) Diesel | B47D20A/B47D20B | G31 | xDrive Touring | 2018 - | |
| BMW | 520d | 2.0 (1995ccm) Diesel | B47D20A/B47D20B | G31 | Touring | 2018 - | |
| BMW | 520d | 2.0 (1995ccm) Diesel | B47D20A/B47D20B | G31 | Touring Van | 2018 - 2019 | |
| BMW | 520d | 2.0 (1995ccm) Diesel | B47D20A/B47D20B | G31 | xDrive Touring Van | 2018 - 2019 | |
| BMW | 520d | 2.0 (1995ccm) Mild Hybrid/diesel | B47D20B | G30 | 2019 - 2023 | ||
| BMW | 520d | 2.0 (1995ccm) Mild Hybrid/diesel | B47D20B | G30 | xDrive | 2019 - 2023 | |
| BMW | 520i | 2.0 (1998ccm) Petrol | B48B20A | G31 | Touring | 2018 - 2020 | |
| BMW | 520i | 2.0 (1998ccm) Petrol | B48B20A/B48B20B | G30 | 2017 - 2020 | ||
| BMW | 520i | 2.0 (1998ccm) Petrol | B48B20A | G31 | Touring | 2017 - 2020 | |
| BMW | 520i | 2.0 (1998ccm) Petrol | B48B20A | G31 | Touring Van | 2018 - | |
| BMW | 530i | 2.0 (1998ccm) Petrol | B46B20B/B48B20B | G30 | xDrive | 2017 - 2020 | |
| BMW | 530i | 2.0 (1998ccm) Petrol | B46B20B/B48B20B | G30 | 2018 - 2020 | ||
| BMW | 530i | 2.0 (1998ccm) Petrol | B46B20B | G30 | xDrive | 2016 - 2023 | |
| BMW | 530i | 2.0 (1998ccm) Petrol | B48B20B | G31 | Touring Van | 2018 - | |
| BMW | 530i | 2.0 (1998ccm) Petrol | B48B20B | G31 | Touring | 2018 - 2020 | |
| BMW | 530i | 2.0 (1998ccm) Petrol | B48B20B | G31 | xDrive Touring | 2018 - 2020 | |
| BMW | 530i | 2.0 (1998ccm) Petrol | B48B20B | G31 | xDrive Touring Van | 2018 - | |
| BMW | 530i | 2.0 (1998ccm) Petrol | B48B20B | G31 | Touring | 2022 - | |
| BMW | 530i | 2.0 (1998ccm) Petrol | B46B20B/B48B20B | G30 | 2022 - 2023 | ||
| BMW | 530i | 2.0 (1998ccm) Petrol | B46B20B/B48B20B | G30 | xDrive | 2022 - 2023 | |
| BMW | 530i | 2.0 (1998ccm) Petrol | B48B20B | G31 | xDrive Touring | 2022 - | |
| BMW | 540i | 3.0 (2998ccm) Petrol | B58B30A | G31 | xDrive Touring Van | 2018 - | |
| BMW | 540i | 3.0 (2998ccm) Petrol | B58B30A | G31 | xDrive Touring | 2018 - 2020 | |
| BMW | 620d | 2.0 (1995ccm) Diesel | B47D20B | G32 | Gran Turismo | 2018 - 2020 | |
| BMW | 620d | 2.0 (1995ccm) Diesel | B47D20B | G32 | xDrive Gran Turismo | 2018 - 2020 | |
| BMW | 630i | 2.0 (1998ccm) Mild Hybrid/petrol | B48B20B | G32 | Gran Turismo | 2020 - | |
| BMW | 630i | 2.0 (1998ccm) Petrol | B48B20B | G32 | Gran Turismo | 2018 - 2020 | |
| BMW | 630i | 3.0 (2998ccm) Petrol | B58B30C | G32 | xDrive Gran Turismo | 2019 - | |
| BMW | 640i | 3.0 (2998ccm) Petrol | B58B30A/B58B30C | G32 | Gran Turismo | 2017 - 2020 | |
| BMW | 640i | 3.0 (2998ccm) Petrol | B58B30A/B58B30C | G32 | xDrive Gran Turismo | 2017 - 2020 | |
| BMW | 730i | 2.0 (1998ccm) Petrol | B48B20B | G12 | Long | 2019 - 2022 | |
| BMW | 730i | 2.0 (1998ccm) Petrol | B48B20B | G11 | 2019 - 2022 | ||
| BMW | 740i | 3.0 (2998ccm) Petrol | B58B30C | G12 | Long | 2019 - 2022 | |
| BMW | 740i | 3.0 (2998ccm) Petrol | B58B30C | G11 | 2019 - 2022 | ||
| BMW | 740i | 3.0 (2998ccm) Petrol | B58B30C | G12 | xDrive Long | 2019 - 2022 | |
| BMW | 840i | 3.0 (2998ccm) Petrol | B58B30C | G14 | 2019 - 2020 | ||
| BMW | 840i | 3.0 (2998ccm) Petrol | B58B30C | G16 | xDrive Gran Coupe | 2019 - 2020 | |
| BMW | 840i | 3.0 (2998ccm) Petrol | B58B30C | G14 | xDrive | 2019 - 2020 | |
| BMW | 840i | 3.0 (2998ccm) Petrol | B58B30C | G16 | Gran Coupe | 2019 - | |
| BMW | 840i | 3.0 (2998ccm) Petrol | B58B30C | G14 | xDrive | 2020 - | |
| BMW | 840i | 3.0 (2998ccm) Petrol | B58B30C | G14 | 2020 - | ||
| BMW | 840i | 3.0 (2998ccm) Petrol | B58B30C | G16 | Gran Coupe | 2020 - | |
| BMW | 840i | 3.0 (2998ccm) Petrol | B58B30C | G16 | xDrive Gran Coupe | 2020 - | |
| BMW | 840i Coupe | 3.0 (2998ccm) Petrol | B58B30C | G15 | xDrive | 2019 - 2020 | |
| BMW | 840i Coupe | 3.0 (2998ccm) Petrol | B58B30C | G15 | 2019 - | ||
| BMW | 840i Coupe | 3.0 (2998ccm) Petrol | B58B30C | G15 | 2020 - | ||
| BMW | 840i Coupe | 3.0 (2998ccm) Petrol | B58B30C | G15 | xDrive | 2020 - | |
| BMW | M240i Coupe | 3.0 (2998ccm) Petrol | B58B30B | G42 | xDrive | 2021 - | |
| BMW | M240i Coupe | 3.0 (2998ccm) Petrol | B58B30B | G42 | 2022 - | ||
| BMW | M340i | 3.0 (2998ccm) Petrol | B58B30B | G20 | xDrive | 2019 - | |
| BMW | M340i | 3.0 (2998ccm) Petrol | B58B30B | G21 | xDrive Touring | 2019 - | |
| BMW | M340i | 3.0 (2998ccm) Petrol | B58B30B | G21 | xDrive Touring Van | 2019 - | |
| BMW | X3 18d | 2.0 (1995ccm) Diesel | B47D20A/B47D20B | G01 | sDrive | 2018 - 2020 | |
| BMW | X3 20d | 2.0 (1995ccm) Diesel | B47D20A/B47D20B | G01 | xDrive | 2017 - 2020 | |
| BMW | X3 20d | 2.0 (1995ccm) Diesel | B47D20A/B47D20B | G01 | xDrive VAN | 2017 - | |
| BMW | X3 20i | 2.0 (1998ccm) Petrol | B48B20A | G01 | sDrive | 2017 - | |
| BMW | X3 20i | 2.0 (1998ccm) Petrol | B48B20A | G01 | xDrive | 2017 - | |
| BMW | X3 20i | 2.0 (1998ccm) Petrol | B48B20A | G01 | xDrive VAN | 2017 - | |
| BMW | X3 30i | 2.0 (1998ccm) Petrol | B48B20B | G01 | xDrive | 2017 - | |
| BMW | X3 30i | 2.0 (1998ccm) Petrol | B48B20B | G01 | xDrive VAN | 2017 - | |
| BMW | X3 M40i | 3.0 (2998ccm) Petrol | B58B30B | G01 | xDrive VAN | 2019 - | |
| BMW | X3 M40i | 3.0 (2998ccm) Petrol | B58B30B | G01 | xDrive | 2019 - | |
| BMW | X3 sDrive 18d | 2.0 (1995ccm) Diesel | B47D20A/B47D20B | G01 | VAN | 2018 - | |
| BMW | X4 20d | 2.0 (1995ccm) Diesel | B47D20A/B47D20B | G02 | xDrive | 2018 - 2020 | |
| BMW | X4 20i | 2.0 (1998ccm) Petrol | B48B20A | G02 | xDrive | 2018 - | |
| BMW | X4 30i | 2.0 (1998ccm) Petrol | B48B20B | G02 | xDrive | 2018 - | |
| BMW | X4 M40i | 3.0 (2998ccm) Petrol | B58B30B | G02 | xDrive | 2019 - | |
| BMW | X5 25d | 2.0 (1995ccm) Diesel | B47D20B | G05 | xDrive | 2019 - 2023 | |
| BMW | X5 40i | 3.0 (2998ccm) Petrol | B58B30C | G05 | xDrive | 2018 - 2023 | |
| BMW | X5 40i | 3.0 (2998ccm) Petrol | B58B30C | G05 | xDrive VAN | 2019 - 2023 | |
| BMW | X6 40i | 3.0 (2998ccm) Petrol | B58B30C | G06 | xDrive | 2019 - 2023 | |
| BMW | X7 40i | 3.0 (2998ccm) Petrol | B58B30C | G07 | xDrive | 2019 - | |
| BMW | Z4 20i | 2.0 (1998ccm) Petrol | B46B20B/B48B20B | G29 | sDrive Roadster | 2018 - | |
| BMW | Z4 30i | 2.0 (1998ccm) Petrol | B48B20B | G29 | sDrive Roadster | 2018 - | |
| BMW | Z4 M40i | 3.0 (2998ccm) Petrol | B58B30C | G29 | Roadster | 2018 - |
Description
A4482 Replacement Alternator
The A4482 alternator is a replacement unit identified by Lucas reference LRA04482. The listed electrical rating is 12V 180A. An alternator maintains battery charge and supplies electrical power while the engine runs. Applications include selected BMW 218i Coupe 2.0 Petrol variants.
Key Features and Benefits
- 12V electrical system: match the vehicle voltage before selecting a unit.
- 180A output: compare the listed rating with the original alternator.
- 6-groove pulley: check belt profile and alignment against the existing unit.
- 4 mounting holes: compare the fixing pattern and unit position.
- M8 B+ terminal: check the connection against the original unit.
Compatible Vehicles and Applications
- BMW 218i Coupe 2.0 Petrol – selected applications 2022 – (engine code B48B20A).
- BMW 220i Coupe 2.0 Petrol – selected applications 2021 – (engine code B48B20A).
- BMW 230i Coupe 2.0 Petrol – selected applications 2022 – (engine code B48B20B).
- BMW 316d 2.0 Diesel – selected applications 2020 – (engine code B47D20B).
- BMW 318d 2.0 Diesel – selected applications 2019–2020 (engine code B47D20B).
- BMW 318i 2.0 Petrol – selected applications 2020 – (engine code B48B20A).
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 A4482. Compare them with the original unit and technical specifications; a number match alone does not establish vehicle compatibility.
LRA04482
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 A4482 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 A4482 fit my BMW 218i Coupe?
BMW 218i Coupe 2.0 Petrol (2022 -) is a listed application. Confirm the engine code and original unit configuration in the detailed fitment table.
Does A4482 replace Lucas LRA04482?
Lucas LRA04482 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 A4482?
The listed details include 12V, 180A output, 6 pulley grooves. Compare the complete specifications on this page with the unit being replaced.
Is A4482 new or remanufactured?
Check the current product condition selection for A4482. Confirm the supplier and availability of the option you want before completing the order.
What should I compare before ordering A4482?
Compare 12V compatibility, 180A 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.






