{"product_id":"ast-5100-coilovers-bmw-g20-g21-m340i-g22-m440i-g42-m240i","title":"AST 5100 Coilovers – BMW G20\/G21 M340i, G22 M440i \u0026 G42 M240i","description":"\u003cp\u003eAST 5100 coilovers for the listed BMW G20\/G21 M340i, G22 M440i and G42 M240i applications combine adjustable ride height with \u003cstrong\u003esingle-adjustable rebound damping\u003c\/strong\u003e. \u003cstrong\u003eStreet\u003c\/strong\u003e, \u003cstrong\u003eStreet Performance\u003c\/strong\u003e and \u003cstrong\u003eClub Racing\u003c\/strong\u003e configurations offer different mounting equipment and rear suspension layouts. Rear-wheel-drive and xDrive versions use distinct part numbers, and not every configuration is offered for both drivetrains.\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0276\/7375\/5750\/files\/ast-coilover-technical-overview.png?v=1791459751\" alt=\"AST coilover technical overview\" loading=\"lazy\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDamper design \u0026amp; adjustment:\u003c\/strong\u003e The rebuildable high-pressure monotube dampers are supplied with springs. Rebound adjustment changes the resistance during damper extension, while spring-platform adjustment establishes ride height. These controls do not change the spring rate. The \u003cstrong\u003eStreet\u003c\/strong\u003e range includes a non-inverted rear-wheel-drive version as well as inverted versions; this is a genuine construction difference and remains identified in the options.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eConfiguration differences\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStreet\u003c\/strong\u003e retains the original top mounts and the separate rear spring and damper arrangement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStreet Performance\u003c\/strong\u003e uses inverted front struts and adds camber-adjustable front top mounts, retaining the original rear mounts and separate rear springs. It therefore provides an additional alignment adjustment without changing to a true rear coilover layout.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eClub Racing\u003c\/strong\u003e uses inverted front struts, camber-adjustable front top mounts and solid rear top mounts. Its rear springs sit on the rear dampers in a true coilover arrangement, unlike the separate spring and damper layout of the \u003cstrong\u003eStreet\u003c\/strong\u003e versions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDrop links are included\u003c\/strong\u003e with every configuration offered on this listing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation \u0026amp; setup:\u003c\/strong\u003e Select the correct drivetrain and check the compatibility information for the specific chassis. For factory Electronic Damper Control applications, Clubsport Garage recommends coding out EDC when fitting non-electronic coilovers, where supported. A compatible KW EDC cancellation kit is a separately available hardware alternative. Final installation should include ride-height and alignment setup and checks for wheel, tyre and suspension clearance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cem\u003eFurther information below.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"AST Suspension","offers":[{"title":"Club Racing – Front \u0026 Rear Top Mounts \/ Rear-Wheel Drive","offer_id":55690307567992,"sku":"ACC-B2022SD","price":3576.0,"currency_code":"GBP","in_stock":true},{"title":"Club Racing – Front \u0026 Rear Top Mounts \/ xDrive","offer_id":55690307600760,"sku":"ACC-B2024SD","price":3576.0,"currency_code":"GBP","in_stock":true},{"title":"Street – Inverted \/ Rear-Wheel Drive","offer_id":55690307633528,"sku":"ACU-B2021SD","price":2568.0,"currency_code":"GBP","in_stock":true},{"title":"Street – Inverted \/ xDrive","offer_id":55690307666296,"sku":"ACU-B2023SD","price":2604.0,"currency_code":"GBP","in_stock":true},{"title":"Street – Non-Inverted \/ Rear-Wheel Drive","offer_id":55690307699064,"sku":"ACS-B2021SD","price":2568.0,"currency_code":"GBP","in_stock":true},{"title":"Street Performance – Front Top Mounts \/ Rear-Wheel Drive","offer_id":55690307731832,"sku":"ACT-B2021SD","price":3228.0,"currency_code":"GBP","in_stock":true},{"title":"Street Performance – Front Top Mounts \/ xDrive","offer_id":55690307764600,"sku":"ACT-B2023SD","price":3228.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0276\/7375\/5750\/files\/ast-5100-coilovers-bmw-g20g21-m340i-g22-m440i-g42-m240i-7626507.png?v=1792787182","url":"https:\/\/clubsportgarage.co.uk\/products\/ast-5100-coilovers-bmw-g20-g21-m340i-g22-m440i-g42-m240i","provider":"Clubsport Garage","version":"1.0","type":"link"}