Ford Focus Mk2 Rear Suspension Control Arm Wishbone 4M51-5K652-CB

Visual condition of the part

The product shows signs of use visible in the photos.

Ford Focus Mk2 Rear Suspension Control Arm Wishbone is a component from the Control arms and ball joints group, designed for precise wheel guidance and rear axle stabilization. A properly selected control arm ensures predictable vehicle handling, improves ride comfort, and reduces excessive tire wear. This component is intended for installation in the rear suspension, which has a direct impact on vehicle stability during braking and cornering.

Specifications and technical data

• SKU: 4M51-5K652-CB
• Mark: Ford
• Condition: Used
• OEM Part Number: 4M51-5K652-CB
• Substitutable numbers: 4M51-5K652-CB, 4M515K652CB, 1548460
• Location on the vehicle: Rear
• Part type: Control Arm Kit
• Category: Control Arms, Ball Joints & Assemblies

Purpose and function in the suspension

The presented rear suspension control arm has been developed specifically for the Ford Focus Mk2 model, with the aim of maintaining factory geometry and handling characteristics. As a component responsible for positioning the hub relative to the body, the control arm transfers loads generated during acceleration, braking, and driving over uneven surfaces. A properly selected and functional component in this area limits uncontrolled changes in wheel alignment and camber, which translates into driving stability and predictable car reactions.

Construction and fitment for Ford Focus Mk2

The control arm is structurally adapted to the rear axle of the second-generation Focus, allowing it to maintain factory mounting points and work with other suspension system components. The appropriate arrangement of bushings and ball joints enables smooth wheel deflection within the range provided by the vehicle manufacturer, without the risk of collision with other subassemblies. Such fitment facilitates installation and minimizes the risk of incorrect geometry settings after replacement.

Benefits of using an original rear control arm

Using an original rear control arm in the Ford Focus Mk2 allows for maintaining the structural integrity of the entire suspension system. The main advantages include:

• maintaining the factory vehicle handling characteristics,
• better compatibility with other elements from the Control arms and ball joints group,
• reducing the risk of premature tire wear resulting from incorrect geometry,
• more stable vehicle behavior at higher speeds and during sudden maneuvers.

Thanks to the original design, the control arm can be installed without additional modifications, which shortens service time and facilitates wheel alignment checks after replacement.

Vehicle placement and importance for safety

The element operates in the rear part of the suspension, where it is responsible for maintaining the correct position of the wheel relative to the body. This affects:

• vehicle stability during emergency braking,
• car behavior in long curves and fast corners,
• ride comfort over uneven surfaces thanks to controlled suspension deflection.

A functional rear axle control arm is crucial for maintaining predictable vehicle behavior, and its replacement in case of excessive wear of bushings or ball joints is an important element of safety maintenance.

Part condition and practical installation tips

The offered control arm is a used part, which allows for economical suspension repair while maintaining the original design. Before installation, it is recommended to perform a standard inspection of the component for play in the joints and the condition of the mounting surfaces, and after replacement – to perform a rear axle geometry adjustment. This approach ensures optimal use of the part's potential and helps avoid uneven tire wear.

Expanding knowledge about the suspension system

If you want to better understand how shock absorbers, control arms, and stabilizers work in various car models and how to maintain their efficiency, it is worth checking out the guide material Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers. This is a practical supplement to your knowledge when planning suspension service work.

Related Ford suspension components

If you are planning a comprehensive repair or upgrade of the suspension area in your Ford and need other elements from the same group, such as additional control arms, ball joints, or mounting brackets, check the available parts in the Ford control arms and ball joints category.

For drivers analyzing the cost-effectiveness of purchasing used components compared to new replacements, the article Original, replacement, or used – which car parts are the most cost-effective? may also be helpful, as it discusses the differences in costs, quality, and fitment of elements selected by catalog numbers.