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About OE part number 84040
OE part number 84040 is a Knock Sensor compatible with ABARTH, ALFA ROMEO and other makes. Available from 16 brands, priced from £18.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Knock Sensor OE 84040 prices range from £18.99 to £43.99, with 16 brands offering compatible parts.
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Related cross-references
Cross-reference numbers associated with 84040 — including both OEM part numbers and aftermarket alternatives. Each entry links to its own compatibility and pricing page.
OE 84040 fits vehicles from ABARTH, ALFA ROMEO, CITROËN and other compatible models listed below.
What part type is 84040?
OE 84040 is an original equipment reference for a Knock Sensor. It identifies the exact part specification used by the vehicle manufacturer.
How much does Knock Sensor 84040 cost?
Replacement parts for OE 84040 cost between £18.99 and £43.99, depending on brand and specification.
Which brands make Knock Sensor 84040?
ERA, MAGNETI MARELLI, FAE, TRW, LPR all offer compatible replacements for OE 84040.
Is 84040 original equipment or aftermarket?
OE 84040 is an original equipment reference used by OPEL, CITROËN, PEUGEOT. The parts listed below are quality-matched aftermarket and OEM-equivalent replacements tested against the same specification.
What is OE number 84040?
OE (Original Equipment) number 84040 is a manufacturer's reference code for Knock Sensor used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 16 compatible aftermarket brands that match the same specification — often at a lower price than the original. All parts listed above are verified to match OE 84040.
