{"product_id":"mercedes-radiator-coolant-expansion-tank-cap-oem-2105010615","title":"Mercedes Radiator Coolant Expansion Tank Cap – OEM 2105010615","description":"\n\u003ch2\u003eRadiator Coolant Expansion Tank Cap for Mercedes – OEM 2105010615\u003c\/h2\u003e\n\u003cp\u003eKeep your Mercedes running at its best with this precision-engineered \u003cstrong\u003eRadiator Coolant Expansion Tank Cap\u003c\/strong\u003e. Designed as a direct OEM replacement (Part Number: \u003cstrong\u003e2105010615\u003c\/strong\u003e), this cap fits all series of Mercedes-Benz vehicles — including the C, E, S, CLA, SLK, GLA, and GLE Class — and restores proper cooling system function quickly and easily.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This Coolant Tank Cap?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect OEM Replacement:\u003c\/strong\u003e Matches factory specifications with OEM number 2105010615, ensuring a perfect fit without cutting, splicing, or modification.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable ABS + PC Construction:\u003c\/strong\u003e Made from high-quality ABS and polycarbonate materials for long-lasting durability and dependable performance under demanding under-hood conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecise Connectors:\u003c\/strong\u003e Engineered with accurate connectors that preserve the integrity of your vehicle's original components — no guesswork, no adapters needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Designed for a straightforward, tool-free swap — ideal for DIY maintenance and professional workshops alike.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Fit for Mercedes:\u003c\/strong\u003e Compatible with all Mercedes-Benz series, making it a versatile solution for a wide range of models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABS + PC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColour\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOEM Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2105010615\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eapprox. 62 × 62 × 31 mm \/ 2.44 × 2.44 × 1.22 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e62 g\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUniversal for all Mercedes-Benz series (C, E, S, CLA, SLK, GLA, GLE Class)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Radiator Coolant Expansion Tank Cap\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDue to differences in monitor settings and lighting conditions, the actual product colour may vary slightly from images shown.\u003c\/li\u003e\n  \u003cli\u003ePlease allow a measurement deviation of ±1–2 cm due to manual measurement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-10g-high-grade-silicon-grease-lubricant-o-lubrication-good-odorless-smoothness-for-o-rings-tube-silicone-grease-lubricant\"\u003e1PC 10g High Grade Silicone Grease Lubricant for O-Rings \u0026amp; Seals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-400cm-sealing-tape-faucet-sealing-tape-oil-free-leak-proof-water-pipe-gas-pipeline-sealing-tape\"\u003e1PC 400cm Leak-Proof Sealing Tape for Water \u0026amp; Gas Pipelines\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/3pcs-silicone-sealant-scraper-set-multi-functional-caulking-nozzle-tools-for-tile-floor-joints-grout-finishing-and-renovation\"\u003e3PCS Silicone Sealant Scraper Set – Multi-Functional Caulking Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.fueleconomy.gov\/feg\/drive.shtml\" target=\"_blank\" rel=\"noopener\"\u003eFuelEconomy.gov driving efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which Mercedes-Benz models is this coolant expansion tank cap compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This radiator coolant expansion tank cap is designed to be universal for all Mercedes-Benz series, including the C Class, E Class, S Class, CLA, SLK, GLA, and GLE Class. Always verify your vehicle's OEM part number (2105010615) before ordering to confirm fitment.\u003c\/p\u003e\n\u003ch4\u003eQ: What material is the expansion tank cap made from?\u003c\/h4\u003e\n\u003cp\u003eA: The cap is constructed from high-quality ABS and polycarbonate (PC) materials, offering excellent durability, heat resistance, and long-term reliability in the engine bay environment.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this a direct OEM replacement, or does it require modifications to install?\u003c\/h4\u003e\n\u003cp\u003eA: This is a direct OEM replacement for part number 2105010615. It features precise connectors and requires no cutting, splicing, or additional modifications — simply remove the old cap and install the new one.\u003c\/p\u003e\n\u003ch4\u003eQ: What are the dimensions and weight of this coolant tank cap?\u003c\/h4\u003e\n\u003cp\u003eA: The cap measures approximately 62 × 62 × 31 mm (2.44 × 2.44 × 1.22 inches) and weighs approximately 62 grams. Please allow a ±1–2 cm deviation due to manual measurement.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which Mercedes-Benz models is this coolant expansion tank cap compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This radiator coolant expansion tank cap is designed to be universal for all Mercedes-Benz series, including the C Class, E Class, S Class, CLA, SLK, GLA, and GLE Class. 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