A1121800009 Oil Filter Replaces MANN HU 718/5 x MAHLE OX 153/7D | for Mercedes-Benz C-Class W203 2000-2007

A1121800009 Oil Filter — Direct Replacement for Mercedes-Benz C-Class W203 2000-2007

The A1121800009 is an OE-quality oil filter built for Mercedes-Benz C-Class W203 (2000-2007). It is a drop-in replacement: same outer dimensions, same sealing profile and same mounting points as the original part, so no modification is needed at service time.

Vehicle Compatibility

Year range is a fitment guide for the C-Class W203 generation that uses this part number. Always compare the number on your old filter with A1121800009 before ordering; engines and trim levels of the same model can use different elements.

Technical Specifications

Cross Reference

MANN HU 718/5 x, MAHLE OX 153/7D — verified equivalents for the same element, recorded so buyers can match the number on the old part.

Why buyers choose this element

• Fit-first tooling — built from the original sample, so the seal seats without force.
• Stable filtration — uniform pleat spacing keeps pressure drop low across the service interval.
• Repeatable supply — produced in-house, the same specification is available on re-orders months later.
• Mixed-container friendly — can be consolidated with other filter numbers in one shipment to reduce freight per unit.

Questions buyers ask

Which vehicles does A1121800009 fit?
Mercedes-Benz C-Class W203 built between 2000-2007. Where the same model was sold with several engines, match the number printed on the old element.

Is this the same as the original part?
It is an aftermarket equivalent, not a branded OEM part. Dimensions, media grade and sealing are matched to the original so it performs the same service function.

How do I order and what is the lead time?
This item is quoted on request rather than sold through instant checkout. Send the part number and quantity and we will confirm price, packing and shipping schedule for your destination.

Request a quotation

Tell us the quantity of A1121800009 you need and the destination port or address. We reply with unit price, carton size, gross weight and the next available production or stock date. Sample orders are accepted before volume orders.