Mercedes-Benz A B Class W169 W245 OM640 Diesel Engine Oil Dipstick A6400100672

Mercedes-Benz A B Class W169 W245 OM640 Diesel Engine Oil Dipstick is a precision component of the lubrication system, enabling reliable oil level monitoring in diesel power units. A properly selected dipstick ensures accurate readings, which translates into safe engine operation and reduces the risk of premature wear. It is a practical service solution for users and workshops servicing the A and B-Class models of this brand.

Specifications and technical data

• SKU: A6400100672
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6400100672
• Substitutable numbers: A6400100672, A 640 010 06 72, BG
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Application and function in the OM640 engine

The presented oil dipstick is designed for OM640 diesel engines installed in the Mercedes-Benz A-Class W169 and B-Class W245. Its task is to accurately measure the operating oil level in the oil pan, which is crucial for the durability of the turbocharger, bearings, and the entire lubrication system. A correctly selected component helps avoid both low and high oil levels, which can lead to serious failures.

Design and fitment for the lubrication system

The dipstick is a component that works with the factory guide in the OM640 engine, ensuring a repeatable and clear oil level reading. A properly shaped measuring tip and the correct working length allow for quick checking of the oil status after service, oil changes, or during daily operation. Precise fitment for the diesel unit reduces the risk of incorrect readings, which is particularly important in modern diesel engines.

Condition, origin, and benefits of choosing a used part

The offered dipstick is a dismantled, used component, which represents a reasonable compromise between cost and functionality. In the case of such components, the lack of electronic elements and simple construction favor reuse while maintaining full utility in daily operation. Choosing a verified used part allows you to reduce the cost of repairs or replacing a missing element without sacrificing compatibility with the factory lubrication system.

If you want to better understand how to safely use aftermarket components within the powertrain, it is worth reading the guide: Why it is worth buying used gearboxes and engines – facts instead of myths. This is a helpful source of knowledge when planning economical repairs in diesel-powered cars.

Practical advantages of installation in the Mercedes-Benz A/B Class

Using the correct oil dipstick in the OM640 unit facilitates service operations for both private users and workshops. The most important benefits include:

• the ability to quickly check the oil level before a long trip or after a service change,
• reducing the risk of engine operation with an oil level that is too low or too high,
• better protection of components working within the lubrication system,
• easy fitment to the factory guide in the diesel engine.

Thanks to this, the dipstick is a practical maintenance element that supports the maintenance of stable operating conditions for the power unit in A and B-Class models.

Product group and selection of other elements

The oil dipstick belongs to the group of elements related to the flow and control of operating fluids in the vehicle, such as engine oil in diesel units. If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as oil return lines, breather hoses, or tubes for operating fluids, check the available parts in the category Mercedes lines, hoses and tubes.

Summary

Mercedes-Benz A B Class W169 W245 OM640 Diesel Engine Oil Dipstick is a functional service component that supports the safe operation of the power unit. Proper fitment for the specific type of diesel engine, simple construction, and the possibility of reuse as a used part make it a practical solution for drivers and workshops specializing in the Mercedes-Benz brand.