{"product_id":"bilstein-2021-mercedes-benz-s500-s580-b4-oe-replacement-air-monotube-strut-rear-right","title":"Bilstein 2021+ Mercedes-Benz S500\/S580 B4 OE Replacement (Air) Monotube Strut - Rear Right","description":"\u003cdiv\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e44-400200\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 651860953069\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003ch4\u003e\u003cstrong\u003eBilstein B4 OE Replacement (Air) Monotube Strut – Rear Right for 2021+ Mercedes-Benz S500 \/ S580\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003eBilstein 44-400200\u003c\/strong\u003e B4 OE Replacement monotube strut is the direct factory-spec replacement for the rear right air suspension strut on the 2021+ Mercedes-Benz S500 and S580 (W223 chassis). Engineered to restore original ride quality, comfort, and handling while maintaining seamless integration with the factory Airmatic air suspension system. The monotube high-pressure gas design provides consistent damping, excellent heat dissipation, and long-term reliability exactly what you expect from Bilstein’s OE Replacement series.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDirect OE Replacement: Exact fit and function for Mercedes-Benz Airmatic air suspension\u003c\/li\u003e\n\u003cli\u003eMonotube Gas Pressure Technology: Superior ride control and fade-free performance\u003c\/li\u003e\n\u003cli\u003ePrecise Damping Characteristics: Matches factory calibration for comfort and stability\u003c\/li\u003e\n\u003cli\u003eHigh-Quality Construction: Durable components built to withstand daily luxury driving\u003c\/li\u003e\n\u003cli\u003ePlug-and-Play Installation: No coding or modifications required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable width=\"100%\" cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e44-400200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePosition\u003c\/td\u003e\n\u003ctd\u003eRear Right (Passenger Side)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eB4 OE Replacement (Air)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003eMonotube Gas Pressure Strut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003e2021+ Mercedes-Benz S500 \/ S580 with Airmatic Air Suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eBolt-On Direct Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eLimited Lifetime (Bilstein)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 18-22 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eOne Bilstein B4 OE Replacement Rear Right Strut\u003c\/li\u003e\n\u003cli\u003eInstallation Hardware (where applicable)\u003c\/li\u003e\n\u003cli\u003eDetailed Installation Instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned specifically for vehicles equipped with factory Airmatic air suspension\u003c\/li\u003e\n\u003cli\u003eSold individually order quantity 2 for a complete rear axle set (Left + Right)\u003c\/li\u003e\n\u003cli\u003eProfessional installation and four-wheel alignment required after replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEstimated time: 2-4 hours per side (professional shop recommended)\u003c\/li\u003e\n\u003cli\u003eRequires air suspension tools and spring compressor\u003c\/li\u003e\n\u003cli\u003eNo coding or programming needed direct plug-and-play with Airmatic system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2021+\u003c\/td\u003e\n\u003ctd\u003eMercedes-Benz\u003c\/td\u003e\n\u003ctd\u003eS500 \/ S580\u003c\/td\u003e\n\u003ctd\u003eAll Trims with Factory Airmatic Air Suspension – Rear Right Strut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhy Choose Bilstein B4 OE Replacement Struts?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eExact OE-spec performance and ride quality\u003c\/li\u003e\n\u003cli\u003eMonotube technology for superior damping and longevity\u003c\/li\u003e\n\u003cli\u003eTrusted by Mercedes-Benz enthusiasts and professional technicians worldwide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will this fit my 2023 Mercedes-Benz S580 with Airmatic? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, 44-400200 is a direct fit for all 2021+ S500 \/ S580 models with factory air suspension.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to buy the left strut too? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this is the rear right strut only. Order the matching left strut separately for a complete set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Does it work with the factory air suspension? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, fully compatible with Mercedes-Benz Airmatic system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Covered by Bilstein’s limited lifetime warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS \/ FedEx Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Secure protective packaging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 18-22 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":44516876189775,"sku":"BIL44-400200","price":1299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/bilstein-44-400200-strut.jpg?v=1772118815","url":"https:\/\/www.blackopsautoworks.com\/products\/bilstein-2021-mercedes-benz-s500-s580-b4-oe-replacement-air-monotube-strut-rear-right","provider":"Black Ops Auto Works","version":"1.0","type":"link"}