Ford Transit Mk8 Rear Suspension Leaf Spring Single Leaf BK31-5560-KG

Ford Transit Mk8 Rear Suspension Leaf Spring Single Leaf is an original suspension component designed for the rear axle, engineered specifically to meet the operational requirements of this commercial vehicle model. As part of the Leaf springs and coils group, it is responsible for stable load distribution, maintaining proper suspension geometry, and ensuring predictable vehicle behavior under load. This used OEM component is a solution for users seeking a technically matched part at a reasonable price.

Specifications and technical data

• SKU: BK31-5560-KG
• Mark: Ford
• Condition: Used
• OEM Part Number: BK31-5560-KG
• Substitutable numbers: BK31-5560-KG, BK315560KG, 2338327, BK31-5560-KJ, BK315560KJ
• Location on the vehicle: Rear
• Part type: Leaf Spring
• Category: Leaf & Coil Springs

Purpose and function in the suspension

The rear suspension leaf spring in the Ford Transit Mk8 acts as the main load-bearing element of the axle, responsible for maintaining vehicle ride height, controlling deflection under load, and damping some of the vibrations from the road surface. A properly selected leaf spring:

• stabilizes the rear axle under variable load,
• limits excessive body roll during maneuvers,
• supports even distribution of forces onto the frame and body,
• improves handling predictability when driving with a trailer or a full load. The component is designed for installation on the rear axle, which is crucial for the safety and comfort of a commercial vehicle operating under intensive conditions.

Construction and fitment for Ford Transit Mk8

The presented leaf spring is a single leaf, prepared to work with the factory mounting system of the Ford Transit Mk8. The design is optimized for the suspension operating characteristics of this model, ensuring compliance with factory deflection and stiffness parameters. Proper profiling and mounting points allow for installation in place of the original component without the need for modifications to the frame or axle mounts. The original origin from the Ford group ensures the maintenance of proper geometry, which translates into correct axle alignment, even tire wear, and proper cooperation with other suspension and braking system components.

Condition, verification, and service application

The leaf spring is offered as a used part, which allows for economical suspension repair while maintaining the manufacturer's original specifications. This type of component is particularly useful in situations where:

• mechanical damage to the leaf spring has occurred (cracking, deformation),
• the vehicle shows a noticeable rear sag under light load,
• disturbing noises from the rear suspension related to the leaf spring operation are present,
• it is necessary to replace a single element after a collision or overloading. A well-chosen, original leaf spring helps restore factory driving characteristics, which is important for both safety and the durability of other suspension components.

Benefits of using an original Ford leaf spring

Using an original rear leaf spring in the Ford Transit Mk8 provides a number of practical service and operational benefits:

• Full compatibility with the factory suspension – no need for mounting modifications or frame interference.
• Predictable operating characteristics – the suspension behaves according to the manufacturer's design, which facilitates diagnostics and further service.
• Consistency with other system elements – the leaf spring works with shock absorbers, bump stops, and mounts in a manner consistent with the factory design.
• Reasonable repair cost – a used OEM component allows for reduced expenses while maintaining high build quality. If you are planning a comprehensive repair or upgrade of the rear suspension area in your Ford and need other elements from the same group, such as additional leaves, auxiliary springs, or mounting hardware, check the available parts in the Ford Leaf springs and coils category. If you are also considering servicing the air conditioning system in your vehicle and want to approach the topic of used components consciously, it is worth checking out the guide on air conditioning compressors: Air conditioning compressor – symptoms of failure, causes, and safe replacement.