{"product_id":"stabilus-4b-155856","title":"Stabilus 4B-155856","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eStabilus 4B-155856 is a gas spring with a 420 N force rating, engineered for controlled lift and support. It uses plastic socket connections and measures 301 mm compressed and 495 mm extended for a precise replacement fit.\u003c\/p\u003e\u003cp\u003eCompatible with Audi A4 allroad and Audi S4 applications, this Stabilus gas spring is built around the same dimensional and connection style used in the original setup. The 4B-155856 part number is also referenced by several interchange numbers for the same application.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e420 N force rating for controlled opening and support.\u003c\/li\u003e\n\u003cli\u003ePlastic socket rod and tube connections for direct-style attachment.\u003c\/li\u003e\n\u003cli\u003e301 mm compressed length and 495 mm extended length.\u003c\/li\u003e\n\u003cli\u003e8 mm rod diameter and 19 mm tube diameter.\u003c\/li\u003e\n\u003cli\u003eStabilus 4B-155856 replacement gas spring for select Audi applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Stabilus gas spring is specified with a 420 N force output, 8 mm rod diameter, and 19 mm tube diameter. The plastic socket rod and tube connections, along with the listed compressed and extended lengths, make it a fitment-focused replacement for the supported Audi A4 allroad and Audi S4 applications. If you are replacing a worn lift support, the 4B-155856 part number helps confirm the correct match against the original component.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWeak or failing lift support that no longer holds position.\u003c\/li\u003e\n\u003cli\u003eSlow, uneven, or uncontrolled opening movement.\u003c\/li\u003e\n\u003cli\u003eLoss of support force in the original gas spring.\u003c\/li\u003e\n\u003cli\u003eReplacement needs where socket-style ends are required.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the compressed length, extended length, force rating, and socket connection style before installation. Compare the original part number and mounting style to confirm the correct replacement. The 4B-155856 should be matched to the vehicle application and attachment dimensions listed above.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eStabilus is a recognized supplier of gas springs and lift supports, and this part is built to the dimensional and force specifications listed for the application.\u003c\/p\u003e","brand":"Stabilus","offers":[{"title":"Default Title","offer_id":53599758254261,"sku":"FLKH-4B-155856","price":40.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/2L_4B155856_Fro.jpg?v=1792911276","url":"https:\/\/www.partcatalog.com\/products\/stabilus-4b-155856","provider":"PartCatalog","version":"1.0","type":"link"}