Mini Cooper One D R55 R56 W16 Positive Battery Power Cable Lead Wire 7571148

Mini Cooper One D R55 R56 W16 Positive Battery Power Cable Lead Wire is an original BMW electrical system component, designed for reliable power transmission from the battery to the starting system and energy consumers. As part of the Cables, harnesses and connectors group, it ensures a stable electrical connection, reducing voltage drops and the risk of connector overheating. The used OEM component is a solution technically matched to the specific Mini version, allowing for precise replacement without modifying the installation.

Specifications and technical data

• SKU: rhd-7571148
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7571148
• Substitutable numbers: 12427571148, 7571148
• Category: Wiring Harnesses, Cables & Connectors

Purpose and function in the vehicle

The offered positive battery cable is designed for Mini Cooper One D models of the R55 and R56 generation with a diesel engine. It is responsible for the direct connection of the battery's positive terminal to the main power harness, the starter, and key energy consumers in the vehicle.

Proper selection of this component is important for:

• stable engine starting under various operating conditions,
• maintaining the proper efficiency of the charging system,
• limiting energy losses at electrical connections,
• maintaining compliance with the factory Mini installation architecture.

Construction and fitment for Mini Cooper One D

The cable belongs to the Cables, harnesses and connectors group, which means it is an integral part of the factory BMW/Mini electrical installation. The cable construction includes a properly selected wire cross-section, insulation adapted for operation in the engine compartment, and dedicated terminals enabling installation at original connection points.

Thanks to this:

• factory cable routing paths in the body and engine compartment are maintained,
• connections to the battery terminal and the rest of the harness are mechanically stable,
• the risk of chafing, looseness, and overheating of connectors is limited.

Benefits of using an original BMW cable

Using an original BMW positive battery cable in a Mini Cooper One D R55/R56 provides a number of practical service and operational benefits. The component is factory-matched to the length, diameter, and mounting method of the specific model, which facilitates installation and reduces vehicle downtime.

The most important advantages include:

• Compatibility with OEM installation – no need to modify the harness, create custom terminals, or change the cable routing.
• Stable electrical parameters – the appropriate cross-section and quality of the conductor promote reliable starting and correct operation of onboard systems.
• Safe operation – proper insulation and factory mountings reduce the risk of short circuits and mechanical damage.

Condition and service application

The offered cable is a used item, which in practice means it comes from vehicle dismantling and can be an attractive cost-effective alternative to a new OEM part. For workshops specializing in the BMW/Mini brand and individual users, it is a functional solution for repairing the power supply system, replacing a damaged cable, or restoring the vehicle to its factory configuration.

Before installation, standard visual verification and inspection of connection points are recommended to ensure proper electrical contact and correct cable routing in the vehicle.

Related BMW cables and harnesses

If you are planning a comprehensive repair or upgrade of the electrical installation area in your BMW and need other elements from the same group, such as power cables, engine harnesses, or installation connectors, check the available parts in the BMW cables, harnesses and connectors category.

For those interested in a broader context of technical solutions used in premium vehicles, including electrical installations and the selection of spare parts, an article discussing the development of solutions in the Mercedes S-Class may be helpful – you can find it here: Evolution of the Mercedes S-Class – innovations and parts across generations.