Mercedes W204 W212 Camshaft Adjuster Wheel Right O/S Petrol M272 A2720505347

Mercedes W204 W212 Camshaft Adjuster Wheel Right O/S Petrol M272 is a precision timing system component designed for petrol engines, responsible for dynamic camshaft timing adjustment on the right side of the power unit. Thanks to its factory-spec design for the Mercedes brand, it ensures proper interaction with the cylinder head, camshaft, and engine management system, which translates into stable engine operation and correct performance.

Specifications and technical data

• SKU: A2720505347
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2720505347
• Substitutable numbers: A2720505347, A 272 050 53 47
• Location on the vehicle: Right
• Fuel type: Petrol
• Category: Camshafts

Purpose and function in the timing system

The camshaft adjuster in the M272 petrol engine is responsible for regulating the position of the camshaft relative to the crankshaft, which allows for the optimization of cylinder filling across various RPM ranges. Mounted on the right side of the power unit, this component works with the engine management system to ensure:

• smooth transitions between low and high RPM ranges,
• stable idle operation,
• proper response to load and power demands.

For owners of C-Class (W204) and E-Class (W212) models, a properly functioning camshaft adjuster is crucial for engine refinement, fuel economy, and reducing the risk of ECU error codes.

Benefits of using an original adjuster

By using a dedicated camshaft adjuster for your petrol engine, you maintain compatibility with the power unit's factory operating characteristics. Key benefits include:

• precise geometric fit to the cylinder head and camshaft,
• correct interaction with the lubrication and variable valve timing systems,
• preservation of factory power and torque parameters,
• reduced risk of incorrect timing adjustment, knocking, and hesitation during acceleration.

This item from the Camshafts category is a vital component of the entire timing system, which is why selecting it based on the specific engine and mounting side has a direct impact on the durability of the power unit.

Selection, installation, and technical aspects

When replacing the camshaft adjuster in an M272 petrol engine, it is particularly important to follow service procedures and maintain the cleanliness of the oil system. It is recommended that installation be performed by a workshop experienced in servicing Mercedes units, which allows for:

• correct setting of timing phases relative to service marks,
• verification of the condition of the chain, guides, and tensioners,
• checking the system's operation after installation using computer diagnostics.

A used camshaft adjuster is a solution that allows for reduced repair costs while maintaining compliance with the factory design. Before installation, it is worth consulting a mechanic to confirm compatibility with the specific version of the petrol engine and the mounting side.

Technical support and additional materials

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as camshafts, variable valve timing gears, or timing drive elements, check out the available parts in the Mercedes Camshafts category.

To deepen your knowledge about the operation and servicing of timing systems in popular C-Class and E-Class models, it is worth reading our guide: Reliability under the star – how to care for engine accessories in Mercedes-Benz C-Class and E-Class. You will find practical tips on diagnostics, prevention, and the selection of proven timing components.

Summary

Mercedes W204 W212 Camshaft Adjuster Wheel Right O/S Petrol M272 is a technically advanced timing system component for petrol engines, responsible for precise phase regulation on the right side of the unit. Choosing a dedicated component for the Mercedes brand allows you to maintain proper engine performance, reduce the risk of timing-related failures, and ensure predictable vehicle behavior in daily use.