Mercedes Vito W639 Front Right O/S Suspension Leg Wheel Hub Brake Disc Caliper

Mercedes Vito W639 Front Right O/S Suspension Leg Wheel Hub Brake Disc Caliper is a complete, used set of suspension and braking system components designed for the front right side of the vehicle. The set provides a practical service solution, allowing for the consistent replacement of key components in a single assembly process. This reduces the risk of part mismatch and shortens vehicle downtime.

Specifications and technical data

• SKU: A6393203613-3
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6393203613
• Substitutable numbers: A6393203613, A 639 320 36 13
• Location on the vehicle: Front, Right
• Category: Suspension Component Replacement Kits

Purpose and function of the set

The presented set belongs to the Suspension replacement kits group and is dedicated to Mercedes vehicles from the Vito W639 family, specifically for the front right suspension area. The set includes components responsible for both wheel guidance (suspension leg, wheel hub/knuckle) and braking force transmission (disc, caliper), which allows for a consistent rebuild of the entire wheel assembly.

The vehicle placement defined as front – right side facilitates clear identification for installation and minimizes the risk of errors during part selection. This type of kit is particularly useful for post-accident repairs when multiple components are damaged simultaneously.

Benefits of using a complete set

Using a complete suspension and brake set for one side of the vehicle offers a number of practical service benefits:

• consistent fitment of elements within a single wheel assembly,
• reduction in the number of separate items to order,
• simplification of the assembly and post-repair diagnostic process,
• reduced risk of incorrect geometry alignment resulting from mixing different components.

For workshops and fleet users, this means more predictable repair times and easier planning of service work.

Technical characteristics and fitment

As a component designed for the front right side, the set works with the vehicle's steering and braking system, transferring loads resulting from driving and braking. The wheel hub/knuckle along with the suspension leg is responsible for stable wheel guidance, while the disc and caliper ensure effective transmission of braking force to the tire.

The product comes from the Mercedes range, which in practice means maintaining factory mounting geometry and compatibility with the Vito W639 front suspension design. This facilitates installation in place of damaged components without the need to modify other sub-assemblies.

Product condition and service application

The set is offered as a used part, which represents a reasonable compromise between repair costs and maintaining the manufacturer's original design. This type of solution is often chosen for maintenance and post-accident repairs, where it is crucial to restore the proper operation of the suspension and brakes at controlled costs.

In practice, this type of set will work well both in workshops specializing in the Mercedes brand and in general service centers that handle commercial vehicles and require proven, complete assembly solutions.

Technical support and additional information

If you are planning a comprehensive repair or upgrade of the front suspension area in your Mercedes and need other elements from the same group, such as suspension legs, wheel hubs/knuckles, or complete wheel assemblies, check the available parts in the Mercedes suspension replacement kits category.

When making a decision about the scope of the repair, it is also worth analyzing the vehicle's general service strategy – including the approach to used mechanical components. It may be helpful to discuss the differences between regeneration and installing original used parts, which you can find in the article: Manual transmission failures in cars – why is an original used part a more reasonable choice than regeneration?