{"product_id":"advanced-pro-plus-racing-circuit-spec-coilovers-bmw-z4-2003-2008-e85","title":"Advanced Pro Plus Racing Circuit Spec Coilovers - BMW Z4 2003-2008 (E85)","description":"\u003cp\u003eLooking for coilovers for your BMW Z4? This Yellow Speed Racing, USA listing covers the Advanced Pro Plus Racing Circuit Spec Coilovers - BMW Z4 2003-2008 (E85). A coilover kit replaces the factory spring and shock with an adjustable assembly, giving you control over stance and, on adjustable kits, damping.\u003c\/p\u003e\u003ch3\u003eQuick facts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Yellow Speed Racing, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed for:\u003c\/strong\u003e BMW Z4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e YS01-BM-ASCR025\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFRONT: REAR\u003c\/li\u003e\n\u003cli\u003eSPRING RATES: 16k \/ 18k\u003c\/li\u003e\n\u003cli\u003eUPPER MOUNT: Pillowball w\/ Camber Plates \/ Aluminum w\/ Hardened Rubber OR Pillowball\u003c\/li\u003e\n\u003cli\u003eSTRUT DESIGN: Inverted \/ Standard\u003c\/li\u003e\n\u003cli\u003ePlease select desired coilover model, 2-way or 3-way when ordering\u003c\/li\u003e\n\u003cli\u003eKey Features: 2-Way or 3-Way Adjustable Damping\u003c\/li\u003e\n\u003cli\u003eChoose from: 2-WAY EXTERNAL RESERVOIR\u003c\/li\u003e\n\u003cli\u003e2-way adjustable dampers with independent rebound and compression control, ideal for serious track users seeking simplicity with performance.\u003c\/li\u003e\n\u003cli\u003e3-way adjustable dampers featuring independent 17 clicks of high-speed compression, 20 clicks of low-speed compression and 33 clicks of rebound damping adjustment for maximum fine-tuning.\u003c\/li\u003e\n\u003cli\u003ePros: Choice of 2-way or 3-way adjustment to suit driver needs and tuning complexity\u003c\/li\u003e\n\u003cli\u003eHigher cost compared to 1-way systems due to advanced features\u003c\/li\u003e\n\u003cli\u003eWhether you prefer the efficient control of a 2-way setup or the deep tuning capabilities of a 3-way system, this kit is designed to deliver professional-level handling and feedback for your podium pursuit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGood to know\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDoes Not Fit Z4 M Models\u003c\/li\u003e\n\u003cli\u003eEach kit is built to order with vehicle-specific valving and spring rates tailored to high-grip tarmac use.\u003c\/li\u003e\n\u003cli\u003eCons: Not recommended for street use due to stiffer valving and higher NVH (Noise, Vibration, Harshness)\u003c\/li\u003e\n\u003cli\u003eRequires experienced setup and tuning for best results\u003c\/li\u003e\n\u003cli\u003e**Photographs shown are stock photos; Actual items may vary in appearance or features. Please contact us for specific features of each kit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Set your final ride height, then get the car aligned.\u003c\/p\u003e","brand":"Yellow Speed Racing","offers":[{"title":"2-Way \/ Aluminum w\/ Hardened Rubber Bushings","offer_id":67721362047277,"sku":"YS01-BM-ASCR025","price":2795.0,"currency_code":"USD","in_stock":true},{"title":"2-Way \/ Pillowball (+$40)","offer_id":67721362080045,"sku":"YS01-BM-ASCR025-PBU","price":2835.0,"currency_code":"USD","in_stock":true},{"title":"3-Way \/ Aluminum w\/ Hardened Rubber Bushings","offer_id":67721362112813,"sku":"YS01-BM-3WASCR025","price":3295.0,"currency_code":"USD","in_stock":true},{"title":"3-Way \/ Pillowball (+$40)","offer_id":67721362145581,"sku":"YS01-BM-3WASCR025-PBU","price":3335.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0964\/8295\/1469\/files\/AdvancedProPlusGeneric_e5b0723c-e3ae-4480-9c92-f46663db20f1.jpg?v=1793138267","url":"https:\/\/lowerhq.com\/products\/advanced-pro-plus-racing-circuit-spec-coilovers-bmw-z4-2003-2008-e85","provider":"LowerHQ","version":"1.0","type":"link"}