OE part number 4M0121403D is a Coolant expansion tank compatible with AUDI, VW and other makes. Available from 2 brands, priced from £37.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Coolant expansion tank OE 4M0121403D prices range from £37.99 to £97.99, with 2 brands offering compatible parts.
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Related cross-references
Cross-reference numbers associated with 4M0121403D — including both OEM part numbers and aftermarket alternatives. Each entry links to its own compatibility and pricing page.
OE 4M0121403D fits vehicles from AUDI, VW and other compatible models listed below.
What part type is 4M0121403D?
OE 4M0121403D is an original equipment reference for a Coolant expansion tank. It identifies the exact part specification used by the vehicle manufacturer.
How much does Coolant expansion tank 4M0121403D cost?
Replacement parts for OE 4M0121403D cost between £37.99 and £97.99, depending on brand and specification.
Which brands make Coolant expansion tank 4M0121403D?
NISSENS, vika all offer compatible replacements for OE 4M0121403D.
Is 4M0121403D original equipment or aftermarket?
OE 4M0121403D is an original equipment reference assigned by the vehicle manufacturer. The parts listed below are quality-matched aftermarket and OEM-equivalent replacements that meet the same specification.
What is OE number 4M0121403D?
OE (Original Equipment) number 4M0121403D is a manufacturer's reference code for Coolant expansion tank used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 2 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 4M0121403D.
