BMW 5 Series F10 F11 LCI B47 Cable Alternator Starter 8573116

BMW F10 F11 LCI B47 Alternator Starter Cable 8573116 is an original cable from the Alternators and Generators group, designed for the starting and charging system in facelifted BMW 5 Series F10/F11 models with the B47 engine. This carefully designed harness ensures a stable connection between the alternator and starter, contributing to reliable engine starting and proper battery charging. It's a solution for users who expect factory compatibility and hassle-free installation.

Specifications and technical data

• SKU: 8573116
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8573116
• Substitutable numbers: 8573116, 12428573116
• Category: Alternators & Generators

Purpose and Function in the Electrical System

The presented alternator-starter cable is a dedicated component for BMW vehicles with the B47 engine, responsible for transferring energy between the alternator and the starter. A correctly selected cable in this area is crucial for:

• stable engine starting under various operating conditions,
• efficient battery charging under variable electrical load,
• maintaining appropriate voltage drops in the high-current system,
• reducing the risk of connector and cable overheating.

Thanks to its construction conforming to factory BMW standards, the cable works with the original alternator and starter without requiring any installation modifications.

Construction and Fitment for BMW F10/F11 LCI B47

The BMW F10 F11 LCI B47 Alternator Starter Cable 8573116 has been designed for specific harness routing within the engine bay of facelifted F10 and F11 models. The appropriately selected length, conductor cross-section, and factory-end connectors enable:

• secure seating of the terminals on the alternator and starter clamps,
• correct routing of the cable along original mounting points,
• maintaining required distances from heating and moving components.

Such precise fitment minimizes mechanical stress and reduces the risk of insulation damage during vehicle operation.

Benefits of Using an Original BMW Cable

Using a cable from the BMW offering helps maintain the integrity of the entire starting and charging system. The most significant advantages include:

• factory compatibility with the electrical system of the specific model,
• appropriately selected current-carrying parameters for the alternator and starter,
• preservation of the original harness routing in the engine bay,
• reduction of installation errors typical for universal aftermarket replacements.

This component is particularly important when addressing starting issues, voltage drops, or unstable charging in BMW 5 Series vehicles.

Condition, Verification, and Service Application

The offered cable is a used original BMW part, meaning it retains its factory geometry, connectors, and mounting points. This type of part is often chosen for:

• repairs of the high-current system after mechanical or thermal damage,
• diagnosing starting and charging problems where replacement of the power cable is necessary,
• comprehensive servicing of the alternator and starter system in intensively used vehicles.

By retaining its original specifications, installation is predictable, and the risk of incompatibility with the vehicle's system is minimized.

Expanding the Charging System in BMW – Related Components

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 power cables, alternator harnesses, or additional ground cables, check the available parts in the BMW Alternators and Generators category.

If you are simultaneously analyzing the drivetrain system and considering a gearbox replacement, you will find useful information on common faults and purchasing used gearboxes in the article Gearbox: Manual, Automatic, or DSG – Common Faults and a Guide to Buying a Used Gearbox.