Renault Trafic III Vauxhall Vivaro B Rear Stabiliser Bar Arm Support 551304056R

Renault Trafic III Vauxhall Vivaro B Rear Stabiliser Bar Arm Support is an original component from the Stabilisers, clamps and bushings group, designed for the rear suspension. This used support ensures factory-standard mounting geometry for the stabiliser bar, which translates into predictable vehicle handling and proper operation of the entire suspension system.

Specifications and technical data

• SKU: 551304056R
• Mark: Renault
• Condition: Used
• OEM Part Number: 551304056R
• Substitutable numbers: 551304056R
• Location on the vehicle: Rear
• Category: Sway Bars, Links & Bushings

Purpose and function in the suspension system

The stabiliser bar support in the Renault Trafic III and Vauxhall Vivaro B is responsible for the stable, rigid mounting of the bar to the vehicle's rear structure. A correctly selected component:

• maintains the proper position of the stabiliser bar relative to the beam and the body,
• limits unwanted lateral body movement while driving,
• supports even load distribution to the suspension when the vehicle is carrying cargo or passengers,
• reduces the risk of knocking and play in the rear axle resulting from improper bar support.

By maintaining factory mounting points, the support helps maintain driving stability, which is particularly important in commercial vehicles operated under heavy loads.

Construction and compatibility with Renault Trafic III / Vauxhall Vivaro B

The component has been designed specifically for the rear suspension geometry of the Renault Trafic III and Vauxhall Vivaro B, ensuring precise fitment to the original mounting points. The support construction is prepared to work with the factory stabiliser bar and its associated bushings and clamps.

This solution allows for:

• hassle-free installation in place of a worn or damaged support,
• preservation of the original suspension performance characteristics,
• reduction of repair time – without the need for modifications or fitting aftermarket replacements.

Benefits of using an original, used support

Choosing an original, used stabiliser bar support is a solution that allows you to balance cost control with maintaining the parameters specified by the vehicle manufacturer. Such a component:

• maintains compliance with the factory rear suspension design,
• reduces the risk of geometry and stabiliser operation issues compared to generic replacements,
• allows for an economical repair while maintaining the appropriate level of safety and driving comfort.

For workshops and fleet users, this means predictable installation and easier diagnostics of any potential future faults within the rear axle.

Practical service application

The stabiliser bar support mounted on the rear axle is particularly important in vehicles operated in demanding conditions – with frequent loading, driving on uneven roads, or intensive commercial use. Replacing a worn component with a functional support restores proper bar bracing, which can reduce:

• excessive body roll during manoeuvres,
• additional stress on other suspension components,
• accelerated wear of stabiliser bushings and mounts.

This is a practical solution for service centres specialising in the maintenance of the Renault Trafic III and Vauxhall Vivaro B that want to offer customers repairs consistent with the manufacturer's design while maintaining a reasonable budget.

Related components and technical knowledge

If you are planning a comprehensive repair or upgrade of the suspension area in your Renault and need other elements from the same group, such as stabilisers, clamps, or bushings, check out the available parts in the Renault stabilisers, clamps and bushings category.

When working on the chassis and braking system, it is also worth paying attention to the condition of components responsible for effective deceleration. To better plan your repair budget and make informed choices when selecting reclaimed components, read the article Brake calipers under the microscope: how to reduce repair costs by choosing verified reclaimed parts, which discusses the practical aspects of selecting original, used components.