Drive Shaft Mercedes W204 Diesel OM646 Rear Left Right Output Shaft A2043502010

Drive Shaft Mercedes W204 Diesel OM646 Rear Left Right Output Shaft is an original drivetrain component from the Drive Shafts category, designed for installation on the rear axle of Mercedes vehicles with a diesel engine. This is a solution for users who expect precise torque transmission, maintenance of proper suspension geometry, and stable drivetrain operation during daily use.

Specifications and technical data

• SKU: A2043502010
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2043502010
• Substitutable numbers: A2043502010, A 204 350 20 10, BG
• Location on the vehicle: Rear, Right, Left
• Fuel type: Diesel
• Category: Driveshafts

Application and drivetrain compatibility

The presented drive shaft is designed for installation on the rear axle of the vehicle, with the possibility of application on both the left and right sides. The construction adapted to diesel power units ensures adequate resistance to the loads generated by the OM646 engine and the torque values characteristic of it.

The placement on the vehicle has been designed to maintain proper cooperation with the differential, wheel hub, and other suspension elements, which translates into stable handling and predictable vehicle behavior during acceleration, engine braking, and driving under load.

Technical and functional characteristics

As an element from the Drive Shafts category, this drive shaft is responsible for the linear and uniform transmission of power from the differential to the wheel, while simultaneously compensating for suspension movements. Proper geometry and material selection allow for the reduction of vibrations and noise, which affects driving comfort and the durability of cooperating components.

The solution dedicated to the diesel drivetrain ensures proper torsional rigidity and resistance to variable loads typical of diesel engines. As a result, the drivetrain maintains stable operating parameters, and the risk of unwanted play or vibrations is limited.

Condition of the item and benefits of choosing a used part

The offered drive shaft is in used condition, which represents a reasonable compromise between repair costs and maintaining the manufacturer's original specifications. Choosing such a component allows for maintaining factory fitment to the Mercedes drivetrain while reducing expenses compared to new parts.

A used element from original production is often a better alternative than low-quality replacements – especially in critical areas such as power transmission. Maintaining proper manufacturing tolerances and compatibility with other components translates into more predictable vehicle behavior after repair.

Why it is worth choosing the right drive shaft for a Mercedes with a diesel engine

A correctly selected rear drive shaft has a direct impact on:

• stable torque transmission to the driven wheels,
• reduction of vibrations and noise in the cabin,
• even wear of tires and suspension components,
• safe vehicle behavior during dynamic maneuvers.

In the case of diesel units, it is particularly important that drivetrain components are adapted to the engine's operating characteristics, which helps avoid premature wear of the differential, joints, and wheel bearings.

Drivetrain service expansion and additional materials

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Mercedes and need other elements from the same group, such as additional drive shafts, connecting shafts, or other power transmission components, check the available parts in the Mercedes Drive Shafts category.

When selecting and assessing the condition of drivetrain elements, it is worth using professional tips – practical information on how to analyze the wear of differentials, sensors, and drivetrain components can be found in the article: Second-hand differential – what is worth knowing about used differentials, sensors, and drivetrain systems.