{"product_id":"bilstein-5100-lower-spring-adapters-for-2-5-id-race-springs","title":"Bilstein 5100 Lower Spring Adapters for 2.5” ID Race Springs","description":"\u003cp\u003e\u003cspan\u003eUpgrade your Titan-swapped suspension without the cost of a full coilover conversion. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eBilstein 5100s for a Titan-swap are popular because they’re cheap, durable, and ride well. But they’re stuck with the stock 460 lb\/in Titan coils. Those are soft once you add armor, winches, or gear. You can’t just swap in standard 2.5\" ID race springs like Eibach or Hyperco because the 5100’s lower spring perch is shaped for the big OEM coil.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe CJD Racing Bilstein 5100 Lower Spring Adapters allow Bilstein 5100 front struts to accept standard \u003c\/span\u003e\u003cspan\u003e2.5” ID x 12” race springs\u003c\/span\u003e\u003cspan\u003e from manufacturers such as Eibach, Hyperco, and other popular racing spring brands. Designed specifically for Titan-swapped Nissan Frontiers, Xterras, Titans, and Armadas running Bilstein 5100 struts, these billet adapters replace the factory lower spring retainer with a precision-machined flat spring seat.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe factory Bilstein 5100 lower perch is designed only for the large OEM Titan coil spring, limiting suspension tuning to the stock spring rate. With the CJD Racing adapter installed, you can choose the spring rate that matches your vehicle’s weight and intended use, providing improved ride quality, better handling, and increased support for aftermarket accessories.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you’re running a lightweight trail truck or a fully armored overland build with bumpers, winch, skids, and camping gear, these adapters let you dial in the suspension to fit your setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePrecision CNC-machined billet construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConverts Bilstein 5100 struts to accept \u003c\/span\u003e\u003cspan\u003e2.5” ID x 12” race springs\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with Eibach, Hyperco, and similar flat-end race springs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDirect replacement for the factory lower spring retainer\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProperly centers the spring to prevent movement or binding\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAllows spring rate tuning without purchasing expensive coilovers\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eBenefits\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eImprove ride quality by selecting the correct spring rate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBetter support for added vehicle weight\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFine-tune ride height using spring selection instead of excessive preload\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMore suspension tuning options while retaining the reliability of the Bilstein 5100\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTypical Spring Rate Recommendations\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e500 lb\/in\u003c\/span\u003e\u003cspan\u003e – Lightly equipped vehicles\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e550–600 lb\/in\u003c\/span\u003e\u003cspan\u003e – Most Titan-swapped Frontiers and Xterras\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e650 lb\/in\u003c\/span\u003e\u003cspan\u003e – Heavy armor, winch, roof rack, overland equipment, or constant cargo loads\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eVehicle Fitment\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eNissan Frontier Titan Swap\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNissan Xterra Titan Swap\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNissan Titan equipped with Bilstein 5100 front struts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNissan Armada equipped with Bilstein 5100 front struts\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eNotes\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eDesigned for use with \u003c\/span\u003e\u003cspan\u003e2.5” ID x 12” flat-end race springs.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation is recommended.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAlways verify spring rate and travel for your specific suspension setup to prevent coil bind or improper suspension performance.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CJD Racing","offers":[{"title":"Coil Carriers Only","offer_id":46664574927009,"sku":null,"price":155.0,"currency_code":"USD","in_stock":false},{"title":"Assembled Titan Swap Bilstein 5100 W\/Coil Carrier And Eibach Springs","offer_id":46664574959777,"sku":null,"price":889.75,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2073\/5327\/files\/1000003473.jpg?v=1783459263","url":"https:\/\/cjdracing.com\/products\/bilstein-5100-lower-spring-adapters-for-2-5-id-race-springs","provider":"CJD Racing","version":"1.0","type":"link"}