BMW 1 Series F40 Coil Spring Cartridge Slip Ring 9459924

BMW 1 Series F40 Coil Spring Cartridge Slip Ring is a specialized component from the Starter Parts category, designed for use in the electrical system of BMW 1 Series F40 vehicles. This solution allows for maintaining proper electrical continuity during rotational movement, which is essential for the stable operation of the starter and related systems. The used OEM component ensures factory-spec fitment and predictable performance during operation.

Specifications and technical data

• SKU: 9459924
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9459924
• Substitutable numbers: 9459924, 61319459924, PK
• Category: Starter Motor Parts

Purpose and technical function

The presented slip ring is designed to work with the starter system in the BMW 1 Series F40 generation, where it is responsible for stable signal and power transmission between rotating and stationary elements. Thanks to a design tailored to the specific BMW platform, the part works with the factory wiring harness and starter equipment, reducing the risk of interference and voltage drops.

In practice, this means that when installed correctly, the component supports:

• proper operation of the starter system under daily operating conditions,
• maintenance of proper electrical circuit continuity in rotating components,
• reduction of unwanted power interruptions that could hinder engine starting.

Benefits of using an original BMW component

Using an original BMW solution in the starter area translates into consistency with the vehicle's factory electrical architecture. A component from this group is designed for specific current parameters, starter operating characteristics, and the manufacturer's safety requirements, which facilitates future diagnostics and service.

Key advantages include:

• factory fitment for the 1 Series F40 starter system,
• compliance with BMW service documentation,
• minimizing the need for electrical system modifications.

Component condition and installation aspects

The offered slip ring is a used component, which in practice means it has been removed from a vehicle and verified for further operational suitability. This type of part, when correctly matched to a specific vehicle configuration, can be an economical solution for starter system repairs while maintaining the characteristics of original equipment.

Before installation, it is recommended to:

• compare the design with the currently installed element,
• verify compatibility with the service documentation of the specific BMW unit,
• have the installation performed by a person with experience in working with electrical and starter systems.

Expanding the BMW starter system

If you are planning a comprehensive repair or upgrade of the starter area in your BMW and need other elements from the same group, such as housings, one-way clutches, or additional components working with the starter, check the available parts in the BMW Starter Parts category.

Technical support and knowledge about drivetrain systems

When working with starting and power systems, it is worth considering the general condition of the drivetrain and related sensors. Helpful guides regarding diagnostics and the selection of used components within the drivetrain may be useful – you can find practical tips in the article Second-hand differential – what you need to know about used differentials, sensors, and drivetrain systems, which covers issues of wear assessment and informed part selection.