Ford Fiesta Mk8 Rear Shock Absorber Left Right N/O/S K1BY-18080-AE SET

Ford Fiesta Mk8 Rear Shock Absorber Left Right is an original component from the Shock absorbers and struts group, designed for operation on the vehicle's rear axle on both sides. Engineered by the vehicle manufacturer, it ensures consistent suspension behavior, predictable damping characteristics, and stable vehicle handling in daily operation.

Specifications and technical data

• SKU: K1BY-18080-AE-1
• Mark: Ford
• Condition: Used
• OEM Part Number: K1BY-18080-AE
• Substitutable numbers: K1BY-18080-AE, K1BY18080AE, H1BC-18159-AA, H1BC18159AA, K1BY-18080-AG, K1BY18080AG, 2503305
• Location on the vehicle: Rear, Right, Left
• Part type: Shock
• Category: Shocks, Struts & Assemblies

Purpose and function in the suspension system

The presented shock absorber operates on the rear axle, on both the left and right sides, responsible for controlling spring deflection, limiting body roll, and improving tire grip on the road surface. Thanks to properly selected damping characteristics, this component stabilizes the car during braking, acceleration, and driving over bumps, which translates into safer and more predictable handling of the Ford Fiesta Mk8. The vehicle placement has been factory-optimized for suspension geometry, which is why using this shock absorber model allows for maintaining compliance with the manufacturer's design assumptions and avoiding unwanted changes in vehicle behavior.

Benefits of using an original shock absorber

The original Ford component ensures a perfect fit for mounts, the correct working length, and compatibility with stock springs and other rear suspension components. In practice, this means:

• reliable vehicle handling in corners and during emergency maneuvers,
• reduction of excessive body roll,
• more even tire wear,
• consistent operation with factory safety systems. By maintaining the factory damping characteristics, the driver receives predictable vehicle reactions, which is particularly important during sudden load changes and on uneven surfaces.

Characteristics of the used component

The presented shock absorber comes from the used parts group, which allows for economical suspension system repair while maintaining the original design. This type of solution is often chosen for post-accident repairs, spot replacements of components, or restoring a car to working order on a reasonable budget. When installing, it is recommended to check the condition of other rear suspension components and, if possible, replace parts in pairs on both sides of the axle to maintain even damping characteristics and stable vehicle behavior.

Selection, compatibility, and replacement numbers

The shock absorber was developed as an OEM part, which means compliance with factory quality standards and operating parameters. The component has a dedicated part number and associated interchangeable numbers, which facilitates unambiguous identification and selection of the correct component for a specific version of the Ford Fiesta Mk8. When matching, it is worth paying attention to the compliance of markings with the vehicle documentation or the existing component installed in the car. The vehicle placement covers the rear axle on the left and right sides, allowing the same type of shock absorber to be used on both sides, which simplifies the service process and spare parts logistics.

Expanding knowledge and selecting other suspension components

To better understand the impact of shock absorbers on driving safety and their cooperation with other components, it is worth reading the guide on suspension operation and diagnostics: Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers. The article discusses practical aspects of maintaining key components responsible for vehicle comfort and stability. 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 rear struts, complete assemblies, or additional mounting hardware, check the available parts in the Ford shock absorbers and struts category. When comparing service solutions – new and used – the following guide material discussing the differences in costs and durability of individual solutions may also be helpful: car parts – new or used. This makes it easier to choose a repair strategy tailored to your budget and operational expectations.