BMW 3 4 Series F30 F80 M3 F82 M4 Battery Cable Lead Positive Underfloor 9348763

The BMW F30 F80 M3 F82 M4 Battery Positive Cable is an original electrical system component from the Cables, Harnesses, and Connectors group, designed for BMW 3 Series F30 models and the sporty M3 F80 and M4 F82 versions. A used positive cable ensures factory-standard power routing from the battery, contributing to stable operation of electronic and starting systems. This is a solution for users who expect compliance with factory specifications while maintaining reasonable service costs.

Specifications and technical data

• SKU: 9348763
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9348763
• Substitutable numbers: 61129348763, 9348763, PK
• Category: Wiring Harnesses, Cables & Connectors

Application and Model Fitment for BMW

The battery positive cable has been specifically designed for the BMW F-series platform, including versions with higher current demands such as the M3 F80 and M4 F82. This ensures the correct conductivity characteristics and compatibility with factory mounting points in the engine bay and battery compartment.

By choosing this component, you receive a part that is tailored to BMW's electrical architecture, minimizing the risk of voltage issues, control unit errors, or improper operation of comfort and safety systems.

Technical Characteristics of the Positive Cable

The cable belongs to the Cables, Harnesses, and Connectors category, meaning it is an integral part of the vehicle's main power harness. The design of the positive cable is adapted to the current loads typical for the powertrains used in BMW F30, F80 M3, and F82 M4, taking into account the operation of the starter, alternator, and key control modules.

• factory-fitted terminations and connectors matched to BMW connection points,
• appropriate conductor cross-section ensuring stable power supply under high loads,
• insulation adapted to the conditions in the engine bay and around the battery.

By maintaining the original routing geometry of the cable, installation is orderly, without the need for system modifications or additional clamps.

Benefits of Using an Original BMW Cable

An original BMW battery positive cable offers a range of practical benefits for everyday use:

• stable power supply to electronic systems – reduction of voltage drops and interference in control module operation,
• preservation of the vehicle's original electrical safety concept,
• secure connection to the battery and starter, promoting reliable engine starting,
• easier system diagnostics due to compliance with BMW service documentation.

Choosing an original component from this group is particularly beneficial for high-power cars with extensive electronics, where cable quality directly impacts the operation of the entire system.

Condition, Origin, and Service Purpose

The battery positive cable comes from the BMW offering and is a used, aftermarket part. This type of component is ideal for accident repairs, replacing a damaged power harness, or when the existing cable shows signs of overheating, terminal corrosion, or mechanical insulation damage.

For workshops specializing in the BMW brand and for users who service their cars independently, using an original used cable allows for maintaining the integrity of the electrical system while reducing costs compared to new components.

Other BMW Cables, Harnesses, and Connectors, and Service Knowledge

If you are looking for other BMW Cables, Harnesses, and Connectors for your model, check out our offer in the BMW Cables, Harnesses, and Connectors category, where you will find a wide selection of electrical system components for this brand.

Want to better understand how to properly care for the electronics in BMW 3 and 5 Series models and how to safely use salvaged parts for repairs of iDrive modules and systems? Check out the guide article Years of Driving Pleasure – How to Care for iDrive Systems and Electronic Modules in BMW 3 and 5 Series Models Using Salvaged Parts?, which will help you plan informed and effective repairs.