{"product_id":"ast-suspension-5200-series-2-way-coilovers-1989-1990-bmw-m3-e30-evo-3-2-5","title":"AST Suspension 5200 Series Coilovers - 1989-1990 BMW M3 2.5 (E30-Evo 3)","description":"\u003cp\u003eThe 5200 Series for the 1989-1990 BMW M3 2.5 (E30-Evo 3) are 2-way adjustable shock absorbers which are based upon competition 3-way adjustable shock absorbers. The 5200 shock absorbers are adjustable in compression and rebound.\u003c\/p\u003e\n\u003cp\u003eThe design of the compression adjuster is an evolution of the compression adjuster we provided for the American Grand-Am series for the last few years. The 5200 shock absorbers were designed to achieve a quick and easy set up, allowing separate adjustment of compression and rebound.\u003c\/p\u003e\n\u003cp\u003eThe 5200 Series AST uses an external canister. Throughout testing and competitions, the 5200 has been praised for its performance and capabilities, surpassing other major, more expensive brands and setting a new standard of 2 way damper. Its no surprise that the 5200 is fast becoming a favorite damper amongst race teams and track day enthusiasts world wide.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eHigh end, track ready suspension that is totally streetable.\u003c\/li\u003e\n    \u003cli\u003eFully upgradeable to 5300 spec.\u003c\/li\u003e\n    \u003cli\u003eRebound and Compression Adjustable (Doubles), with a remote reservoir.\u003c\/li\u003e\n    \u003cli\u003eRemote reservoirs allow additional travel and heat dissipation.\u003c\/li\u003e\n    \u003cli\u003e44.5mm diameter shaft struts are inverted and offer exceptional strength, which in turn reduces geometry change under corner and braking monoevers.\u003c\/li\u003e\n    \u003cli\u003eAluminum cylinder, threaded body shocks, factory mounting style.\u003c\/li\u003e\n    \u003cli\u003eNew low friction seal on all AST dampers.\u003c\/li\u003e\n    \u003cli\u003eSpherical lower eye shock mounts.\u003c\/li\u003e\n    \u003cli\u003eReservoir with hose or piggyback (piggyback examples: 2008 STI; BMW E36 rears).\u003c\/li\u003e\n    \u003cli\u003eSpherical upper shock mount assemblies.\u003c\/li\u003e\n    \u003cli\u003eSynthetic hydraulic fluid.\u003c\/li\u003e\n    \u003cli\u003eOptional DLC (diamond like carbon) coated shafts.\u003c\/li\u003e\n    \u003cli\u003eOptional DDP (double digressive piston).\u003c\/li\u003e\n    \u003cul\u003e\n        \u003cli\u003eDouble Digressive Pistons are recommended for use on the non-driven wheels.\u003c\/li\u003e\n        \u003cli\u003e4WD\/FWD vehicles: DD pistons for both rear axle struts\/shocks.\u003c\/li\u003e\n        \u003cli\u003eRWD vehicles: DD pistons for both front axle struts\/shocks.\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cli\u003eFully service and rebuildable.\u003c\/li\u003e\n    \u003cli\u003eRevalvable for specific characteristics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cul\u003e\n    \u003cli\u003ePart Number: RIV-B1502S\u003c\/li\u003e\n    \u003cli\u003eProduct: AST 5200 Series\u003c\/li\u003e\n    \u003cli\u003eAdjustment: 2 Way\u003c\/li\u003e\n    \u003cli\u003eSystem: Coil Over\u003c\/li\u003e\n    \u003cli\u003eFront\/Rear Ratio: Front = 70% \/ Rear = 30%\u003c\/li\u003e\n    \u003cli\u003eStrut\/Shock Type: Front: Uses OEM spindles \/ Rear: Eye 2 pin strut\u003c\/li\u003e\n    \u003cli\u003eModel Years: 1989-1990\u003c\/li\u003e\n    \u003cli\u003eMake: BMW\u003c\/li\u003e\n    \u003cli\u003eModel: M3\u003c\/li\u003e\n    \u003cli\u003eChassis: E30-Evo 3\u003c\/li\u003e\n    \u003cli\u003eSpring Kit: Included\u003c\/li\u003e\n    \u003cli\u003eFront Top Mounts: Included\u003c\/li\u003e\n    \u003cli\u003eRear Top Mounts: Included\u003c\/li\u003e\n    \u003cli\u003eAdjustable Front Droplinks Available? No\u003c\/li\u003e\n    \u003cli\u003eAdjustable Front Droplinks Required? No\u003c\/li\u003e\n    \u003cli\u003eAdjustable Rear Droplinks Available? No\u003c\/li\u003e\n    \u003cli\u003eAdjustable Rear Droplinks Required? No\u003c\/li\u003e\n    \u003cli\u003eDDP Pistons Included? No\u003c\/li\u003e\n    \u003cli\u003eDDP Pistons Available? Yes\u003c\/li\u003e\n    \u003cli\u003eDLC Coated Shafts Included? No\u003c\/li\u003e\n    \u003cli\u003eDLC Coated Shafts Available? Yes\u003c\/li\u003e\n    \u003cli\u003eQDC Included? No\u003c\/li\u003e\n    \u003cli\u003eTUV Approved?\u003c\/li\u003e\n    \u003cli\u003eComments: Original front hubs needed before start of production.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eVehicle Fitment\u003c\/h5\u003e\n\u003cul\u003e\n    \u003cli\u003e1989 BMW M3 2.5 (E30-Evo 3)\u003c\/li\u003e\n    \u003cli\u003e1990 BMW M3 2.5 (E30-Evo 3)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AST Suspension","offers":[{"title":"Default Title","offer_id":40190312120380,"sku":"RIV-B1502S","price":7578.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0000\/2183\/products\/ast-suspension-5200-series-coilovers-1989-1990-bmw-m3-2-5-e30-evo-3-riv-b1502s-1194452370.jpg?v=1768789392","url":"https:\/\/www.springrates.com\/products\/ast-suspension-5200-series-2-way-coilovers-1989-1990-bmw-m3-e30-evo-3-2-5","provider":"SPRINGRATES®","version":"1.0","type":"link"}