{"product_id":"spec-bmw-f20-f30-n55-flywheels-1m-m135i-m235i-335i-435i","title":"SPEC BMW N55 E82 E90 E92 F10 F20 F30 F32 SPEC-Design Flywheels (inc. 1M, 135i, M135i, M235i, 335i \u0026 435i)","description":"\u003ch4 style=\"text-align: left;\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003eThese kits feature a non-SAC mechanism pressure plate, which , deviating from the original design, provides a lighter rotating assembly, higher rpm capability and greater clamp load levels. Required for the install is a billet rebuildable flywheel that features a lightweight, low MOI design and infinite rebuildability. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eYou may also be interested in the \u003cspan style=\"text-decoration: underline; color: #0000ff;\"\u003e\u003cstrong\u003e\u003ca href=\"\/products\/spec-bmw-f20-f30-n55-clutches-inc-1m-m135i-m140i-m235i-m240i-335i-435i?variant=16993817034842\" title=\"SPEC BMW F20 F30 N55 CLUTCHES (M135I, M235I, 335I \u0026amp; 435I) | \" style=\"color: #0000ff; text-decoration: underline;\" target=\"_blank\"\u003eSPEC BMW Clutch (335i \u0026amp; 335d)\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote: This SPEC designed flywheel cannot be fitted to an OEM design clutch.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSteel or Aluminium? \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe aluminium produced one of the highest wheel hp gains we have ever seen, 17 whp (on an otherwise unmodified car).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe steel produced around 10 whp. The steel dampens more of the gear resonance and, thus, is quieter at idle with the pedal out than the aluminium. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eM Series\u003c\/p\u003e\n\u003cp\u003eBMW 1M 3.0L N54 (2011 -2012)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e1 Series\u003c\/p\u003e\n\u003cp\u003eBMW E82\/E88 135i 3.0L N55 (2011 - 2013)\u003c\/p\u003e\n\u003cp\u003eBMW F20\/F21 M135i 3.0L N55 (2012 - 2016)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e2 Series\u003c\/p\u003e\n\u003cp\u003eBMW F22\/F23 M235i 3.0L N55 (2014-2019)\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e3 Series\u003c\/p\u003e\n\u003cp\u003eBMW E90\/E91\/E92\/E93 335i(x) 3.0L N55 (2011 - 2013)\u003c\/p\u003e\n\u003cp\u003eBMW F30\/F31 335i 3.0L N55 2012-2019\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e4 Series\u003c\/p\u003e\n\u003cp\u003eBMW F32\/F33\/F36 435i(x) 3.0L N55 (2013 - 2017)\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e5 Series\u003c\/p\u003e\n\u003cp\u003eBMW F10\/F11 535i(x) N55 (2011 - 2017)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eX Series\u003c\/p\u003e\n\u003cp\u003eF25 X3 (2011 - 2017)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eZ Series\u003c\/p\u003e\n\u003cp\u003eBMW E89 Z4 35i (2011 - 2016)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eCompatibility Check\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eTo ensure the part(s) you have ordered fits your vehicle, we run a compatibility check prior to dispatch. We can do this either using your registration number(UK) or the last 7 digits of your VIN. Simply enter your car details prior to checkout. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eSB55S-2 (Steel)\u003c\/p\u003e\n\u003cp\u003eSB55A-2 (Aluminium)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eMore Information\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eManufactured by\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSPEC\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\n\u003cb class=\"bigblack\"\u003e\u003c\/b\u003e\u003cb class=\"bigblack\"\u003e \u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/h2\u003e","brand":"SPEC","offers":[{"title":"Steel","offer_id":64545006911837,"sku":"SB55S-2","price":546.66,"currency_code":"GBP","in_stock":true},{"title":"Aluminium","offer_id":64545006944605,"sku":"SB55A-2","price":571.8,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1069\/0009\/5325\/files\/1k5epde9VCEZpD8rnHaLnIT2goE4Hmia3_1f493ecf-80b9-4300-b794-596f3b11f0b0.jpg?v=1777364491","url":"https:\/\/performancepartsdirect.co.uk\/products\/spec-bmw-f20-f30-n55-flywheels-1m-m135i-m235i-335i-435i","provider":"Performance Parts Direct","version":"1.0","type":"link"}