Ford Fiesta Mk8 Puma Gearbox Transmission Mount Bracket 1.5 YZJA K1BY-7M125-AA

Ford Fiesta Mk8 Puma Gearbox Transmission Mount Bracket 1.5 YZJA is an original component from the Gearbox and drivetrain mounts group, designed to provide stable support for the manual transmission in Ford models with the 1.5 engine. The precise geometry of the mount ensures proper positioning of the gearbox relative to the body and the drivetrain, which translates into smoother operation of the powertrain and reduced vibrations transmitted to the chassis. This is a practical solution for users looking for factory-spec fitment and predictable drivetrain behavior.

Specifications and technical data

• SKU: K1BY-7M125-AA
• Mark: Ford
• Condition: Used
• OEM Part Number: K1BY-7M125-AA
• Substitutable numbers: K1BY-7M125-AA, K1BY7M125AA, 2238633
• Part type: Transmission Mount
• Category: Transmission & Drivetrain Mounts

Purpose and function in the drivetrain

The gearbox mount bracket in the Ford Fiesta Mk8 and Ford Puma with the 1.5 YZJA unit is responsible for the rigid yet controlled attachment of the transmission to the body structure. A correctly selected component from this group:

• maintains the gearbox in the manufacturer-designed operating position,
• limits unwanted powertrain movement during acceleration and engine braking,
• supports the proper operation of other gearbox and engine mounts,
• reduces the risk of excessive load on CV joints and drive shafts. By maintaining the factory mounting geometry, you can ensure predictable vehicle handling and stable drivetrain operation, which is important for both daily driving and more dynamic use.

Benefits of using an original Ford bracket

The original bracket from the Gearbox and drivetrain mounts group ensures fitment consistent with the vehicle manufacturer's design specifications. In practice, this means:

• secure fitment with factory mounting points on the body and gearbox housing,
• maintaining proper alignment relative to the engine and drivetrain components,
• no need for modifications, custom adapters, or interference with the vehicle's structure,
• easier diagnostics of potential vibrations or knocking, as the reference point is an OEM-spec part. Choosing an original used component allows you to maintain high assembly quality while optimizing repair costs, which is particularly important when servicing modern Ford models.

Mounting characteristics and application

The gearbox mount bracket dedicated to the 1.5 YZJA unit in the Ford Fiesta Mk8 and Ford Puma has been designed for the specific mounting points and loads present in these models. A properly selected component:

• facilitates maintaining the correct gearbox height relative to the side members and the subframe,
• limits the transmission of vibrations to the cabin, which improves acoustic comfort,
• works in conjunction with other mounts and bushings to create a cohesive vibration damping system,
• promotes even distribution of forces in the drivetrain during starting and gear changes. For workshops and users servicing the vehicle themselves, it is important that using the correct gearbox bracket helps maintain the proper geometry of the entire drivetrain, which can prevent premature wear of other components.

Component condition and practical aspects

The offered bracket comes from disassembly and is marked as an original used Ford part. This type of part, provided it is in good structural condition, represents a reasonable compromise between cost and quality, especially for structural components that do not contain complex electronics or precision mechanisms. In practice, this means the ability to restore proper gearbox mounting without the need to invest in expensive replacements with uncertain fitment.

Technical support and additional materials

When diagnosing transmission problems, it is worth paying attention to symptoms such as excessive vibrations, knocking when starting, or noticeable powertrain movement. To better understand the relationship between the condition of the mounts and transmission operation, the following article describing typical manual transmission failures and the cost-effectiveness of using original used parts may be helpful: Manual transmission failures – why an original used part is a more sensible choice than regeneration. If you are planning a comprehensive repair or upgrade of the drivetrain area in your Ford and need other components from the same group, such as additional brackets, mounts, or fastening elements, check the available parts in the Ford gearbox and drivetrain mounts category.