Mercedes-Benz A-CLASS Knock Sensor

Knock Sensor for Mercedes-Benz A-CLASS — what you need to know

Finding the right knock sensor for your Mercedes-Benz A-CLASS is essential for safe and reliable driving. We stock 29+ options from 18+ trusted brands, all with TecDoc-verified fitment for your specific vehicle.

When choosing knock sensor for your Mercedes-Benz A-CLASS, consider factors like OEM vs aftermarket quality, material specifications, and your driving conditions. OEM parts match original specifications exactly, while premium aftermarket brands like Bosch, TRW, and Febi Bilstein often offer comparable quality at lower prices.

All knock sensor listed on this page are confirmed compatible with Mercedes-Benz A-CLASS. Our fitment data is sourced from TecDoc, the industry-standard European automotive parts database. If you are unsure about compatibility, check the OE part number on your existing component and use our cross-reference search.