Mini R55 R56 R57 LCI Alternator Generator Diesel 150A 7823291

The MINI R55 R56 LCI Diesel Alternator 150A is an original alternator from the Alternators and Generators category, designed for modern, facelifted (LCI) Mini diesel engines. It ensures stable power supply to the electrical system and proper battery charging in Diesel powered cars, maintaining factory operating parameters and compatibility with the vehicle's electronics.

Specifications and technical data

• SKU: 7823291
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7823291
• Substitutable numbers: 12317823291, 7823291, 12317823292, 7823292
• Fuel type: Diesel
• Category: Alternators & Generators

Intended Use and Compatibility with Diesel Engines

This alternator has been designed to work with Diesel powertrains in facelifted (LCI) Mini R55 and R56 series models. Its charging characteristics are tailored to the specific needs of diesel engines, including higher electrical loads from glow plugs, control units, and advanced comfort systems.

By retaining its original design, the alternator is compatible with the factory engine accessories, serpentine belt, and control system, which minimizes fitting issues and eliminates the need for modifications.

Operating Parameters and Alternator Characteristics

The alternator offers a current output capacity matched to the electrical demands of modern Minis, which are equipped with extensive onboard electronics, safety, and comfort systems. Stable battery charging translates to:

• reliable engine starting in various temperature conditions,
• efficient operation of engine control units and assistance systems,
• adequate power reserve for additional electrical consumers.

The original design of the Mini alternator ensures proper cooling, adequate housing rigidity, and alignment with factory mounting points in the engine bay.

Alternator Application in the Mini Electrical System

The alternator plays a crucial role in the vehicle's power supply system, converting mechanical energy from the crankshaft into electrical energy. This is particularly important in Mini diesel vehicles due to:

• higher system load during engine start-up and warm-up,
• operation of numerous consumers in urban driving with frequent starts,
• the requirement for stable voltage for advanced safety systems.

Selecting an alternator that matches the factory specifications minimizes the risk of voltage drops, control unit errors, and accelerated battery wear.

Condition, Origin, and Benefits of Choosing a Used Part

The offered Mini alternator is an original manufacturer component, meaning it retains factory geometry, material quality, and compliance with the vehicle's technical documentation. As a pre-owned part, it allows for an economical repair of the charging system while maintaining high assembly compatibility.

Choosing a used OEM alternator is advantageous wherever precise fitment for a specific engine version and equipment is a priority, and where cost reduction compared to new aftermarket replacements is desired.

Mini Alternators and Generators – Selecting the Right Part

If you are looking for other alternators for this brand, it is worth checking the full offer in the Alternators and Generators category dedicated to Mini – you will find various options tailored to specific models and engine versions: Mini alternators and generators.

Technical Support and Additional Knowledge

When planning upgrades or repairs to the powertrain and electrical system, reading technical materials on construction changes in popular models can also be helpful. For example, an article describing the evolution of sporty compact cars and the impact of part selection on a car's character can be found here: evolution of the VW Golf GTI and selection of used parts.