BMW E81 E87 E90 E91 LCI Alternator Generator Lucas 150A 7532966

BMW E81 E87 E90 E91 LCI Alternator Generator Lucas 150A is a factory-spec charging system component designed for facelifted BMW 1 and 3 Series models. It provides stable power supply to the vehicle's electrical system and sufficient current reserve for additional equipment. Thanks to its design, which meets the manufacturer's requirements, it serves as a direct replacement for the original alternator without the need for any system modifications.

Specifications and technical data

• SKU: 7532966-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7532966
• Substitutable numbers: 12317532966, 7532966
• Part type: Alternator
• Category: Alternators & Generators

Application and compatibility

The BMW E81 E87 E90 E91 LCI Alternator Generator Lucas 150A has been designed to work with engines used in BMW E81, E87, E90, and E91 LCI versions. Its construction, based on BMW standards, ensures proper positioning relative to the engine, correct routing of the accessory belt, and compatibility with factory wiring.

By maintaining the original mounting geometry and operating parameters, this component is suitable both for typical replacement of a worn-out alternator and for charging system repairs in vehicles used intensively, e.g., in urban or fleet traffic.

Operating parameters and alternator characteristics

The Lucas 150A alternator provides an adequate power reserve for standard BMW equipment as well as additional consumers, such as advanced audio systems or heated interior elements. Stable charging characteristics support proper battery operation, reducing the risk of excessive discharge under high electrical load.

The design solutions used in this alternator model promote uniform heat dissipation and the maintenance of consistent performance over a long service life. This is a beneficial solution for users expecting reliable and predictable charging system operation in daily driving.

Benefits of using an original BMW alternator

Choosing an alternator intended for specific BMW models reduces the risk of installation issues and incompatibility with the vehicle's electronics. Proper matching with the factory charging control system translates into:

• proper cooperation with the vehicle's energy management system,
• stable voltage in the electrical system,
• reduced risk of diagnostic errors related to the charging system,
• easier future diagnostics using factory service tools.

For users who value the consistency of technical solutions in their car, using an alternator that meets BMW requirements is a practical and safe service choice.

Condition and service purpose

The offered alternator is in used condition, making it an attractive option for vehicle repairs where it is crucial to maintain reasonable service costs while ensuring compliance with factory solutions. This type of component works well for:

• replacing an alternator after a mechanical or electrical failure,
• post-accident repairs within the engine bay,
• servicing high-mileage vehicles where functionality and fitment are the priority.

Thanks to the original design, the alternator can be integrated into the existing system without the need to modify wiring harnesses or mounts, which shortens workshop time.

BMW alternators and generators – expanding the charging system

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as additional alternators, generators, or related charging system parts, check out the available parts in the BMW alternators and generators category.

More about upgrades and used parts

If you are interested in a broader context of using used parts, upgrade strategies, and the impact of engine accessories on vehicle characteristics, it is worth reading the analysis dedicated to a popular hot-hatch – the legend of the VW Golf GTI and design changes across subsequent generations. This is a good supplement to your knowledge when planning your own modifications and repairs.