{"product_id":"rs-r-black-i-coilovers-1998-lexus-gs400-uzs161","title":"RS-R Black-i Coilovers for 1998-2000 Lexus GS400 RWD (UZS161)","description":"\u003cp\u003eRS-R Black-i coilovers for the 1998-2000 Lexus GS400 RWD (UZS161) are engineered from the damper piston up for one job: going low without breaking the ride. Where a normal coilover bottoms out or rides like plywood at aggressive drop heights, Black-i has revised valving, extended lower-mount travel, and spring rates matched to the lowered range. You get the slammed stance your build wants with damping that still works over real-world pavement.\u003c\/p\u003e\u003cp\u003eBlack-i is RS-R’s purpose-built extreme-drop coilover. Where a normal coilover bottoms out or rides poorly at aggressive ride heights, Black-i is engineered from the damper piston up for cars that are going low — revised internal valving, longer perch travel, and spring rates matched to the extended drop. Still 36-level damper adjustable, still rebuildable. Built for slammed daily drivers who don’t want the ride quality to fall apart at height.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eValving engineered for extreme ride-height drop\u003c\/li\u003e\n\u003cli\u003eExtended lower-mount travel\u003c\/li\u003e\n\u003cli\u003e36-level single-knob damping adjustment\u003c\/li\u003e\n\u003cli\u003eVehicle-specific spring rates for the lowered range\u003c\/li\u003e\n\u003cli\u003eMonotube, hand-assembled in Japan\u003c\/li\u003e\n\u003cli\u003eRebuildable \/ serviceable dampers\u003c\/li\u003e\n\u003cli\u003e1-Year \/ 12,000-mile RS-R warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAvailability\u003c\/h3\u003e\u003cp\u003eThis application is a special-order item from Japan. Lead time by standard sea freight is approximately 3–6 months. Expedited DHL\/FedEx\/UPS shipping from Japan is available for an upcharge when stock is on hand — contact us for current lead time.\u003c\/p\u003e\u003ch5\u003eWhat’s Included\u003c\/h5\u003e\u003cul\u003e\n\u003cli\u003eFull coilover set (front and rear)\u003c\/li\u003e\n\u003cli\u003eHex and allen wrenches\u003c\/li\u003e\n\u003cli\u003eUpper rubber seat for rear\u003c\/li\u003e\n\u003cli\u003eHex nut, bolt and washer for rear shock\u003c\/li\u003e\n\u003cli\u003eWaterproof rubber damper cover\u003c\/li\u003e\n\u003cli\u003eSpring tubes for front and rear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch5\u003eSpecifications\u003c\/h5\u003e\u003ctable class=\"table table-striped table-primary\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eXBKT222M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Name\u003c\/td\u003e\n\u003ctd\u003eRS-R Black-i Coilovers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle\u003c\/td\u003e\n\u003ctd\u003e1998-2000 Lexus GS400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis Code\u003c\/td\u003e\n\u003ctd\u003eUZS161\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrivetrain\u003c\/td\u003e\n\u003ctd\u003eRWD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDamping Adjustment\u003c\/td\u003e\n\u003ctd\u003e36-Level Single-Knob\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRide-Height Adjustable\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDamper Construction\u003c\/td\u003e\n\u003ctd\u003eMonotube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpring Rate - Front\u003c\/td\u003e\n\u003ctd\u003e18.00 Kg\/mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpring Rate - Rear\u003c\/td\u003e\n\u003ctd\u003e16.00 Kg\/mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUpper Mount - Front\u003c\/td\u003e\n\u003ctd\u003eRubber Bushings (OEM-style)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUpper Mount - Rear\u003c\/td\u003e\n\u003ctd\u003eRubber Bushings (OEM-style)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuspension Design - Front\u003c\/td\u003e\n\u003ctd\u003eTrue Coilover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuspension Design - Rear\u003c\/td\u003e\n\u003ctd\u003eDivorced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRebuildable\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e1 Year \/ 12,000 Miles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch5\u003eVehicle Fitment\u003c\/h5\u003e\u003cul\u003e\n\u003cli\u003e1998 Lexus GS400\u003c\/li\u003e\n\u003cli\u003e1999 Lexus GS400\u003c\/li\u003e\n\u003cli\u003e2000 Lexus GS400\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RS-R","offers":[{"title":"Default Title","offer_id":44252949676092,"sku":"XBKT222M","price":2099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0000\/2183\/products\/rs-r-black-i-coilovers-2006-2013-lexus-is250-is350-rwd-xbkt275m-1194428641.jpg?v=1768110638","url":"https:\/\/www.springrates.com\/products\/rs-r-black-i-coilovers-1998-lexus-gs400-uzs161","provider":"SPRINGRATES®","version":"1.0","type":"link"}