{"product_id":"powerflex-bmw-rear-subframe-rear-bush-purple-fast-road-m140i-m240i-m340i-f20-f21-f22-f32-f33-f36","title":"Powerflex PFR5-422P Rear Subframe Rear Bushes - BMW F-Series Fast Road","description":"\u003cp\u003e\u003cstrong\u003ePair of full replacement rear subframe rear bushes.\u003c\/strong\u003e Powerflex PFR5-422P is the Purple 80A fast-road specification for the rear mounting positions of the rear subframe. These are subframe bushes, not differential mounting bushes or inserts for the original rubber bushes.\u003c\/p\u003e\u003ch2\u003eBMW applications covered by this listing\u003c\/h2\u003e\u003cp\u003eFor the applicable original subframe mountings on BMW M135i\/M140i F20\/F21, M235i\/M240i F22\/F23 and 435i\/440i F32\/F33\/F36. Match the original bush reference before ordering, especially where replacement subframes or different mounting components have been installed.\u003c\/p\u003e\u003cp\u003eThese are F-series chassis applications. The listing does not establish G-series M340i, G42 M240i or other later-generation fitment.\u003c\/p\u003e\u003ch2\u003eSpecification and contents\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePowerflex reference: PFR5-422P.\u003c\/li\u003e\n\u003cli\u003eMounting position: rear mounts of the rear subframe.\u003c\/li\u003e\n\u003cli\u003eQuantity supplied: two bushes.\u003c\/li\u003e\n\u003cli\u003eMaterial: Purple 80A polyurethane, fast-road specification.\u003c\/li\u003e\n\u003cli\u003eOriginal references: 33316758260, 33316768645, 33316792510 and 33312283383.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePowerflex positions this specification for more heavily tuned road cars and occasional track use. Bush choice can change transmitted noise and vibration, so select it according to the car's intended use.\u003c\/p\u003e\u003ch2\u003eFull replacement versus an insert\u003c\/h2\u003e\u003cp\u003ePFR5-422P replaces the existing bush. An insert is a different product that supports a retained original bush. Powerflex identifies PFR5-421 as the insert option for original reference 33316758260 and PFR5-1921 for original reference 33316792510. Neither insert is supplied under this listing.\u003c\/p\u003e\u003ch2\u003eSubframe bushes are not differential bushes\u003c\/h2\u003e\u003cp\u003eThe subframe supports several rear chassis components, whereas the differential has its own separate mounting bushes. This pair does not include differential bushes, the front pair of subframe bushes or a dual differential bracket.\u003c\/p\u003e\u003ch2\u003eInstallation\u003c\/h2\u003e\u003cp\u003eInspect the subframe and mounting points, follow the Powerflex fitting instructions and check the alignment after relevant subframe work. Verify the exact chassis and original parts before ordering; there is no blanket fitment guarantee.\u003c\/p\u003e\u003cp\u003eCompare related parts in the \u003ca href=\"\/collections\/powerflex-performance-polyurethane-bushes\"\u003ePowerflex suspension and differential mounting range\u003c\/a\u003e.\u003c\/p\u003e","brand":"Powerflex","offers":[{"title":"Default Title","offer_id":50023306953053,"sku":"PFR5-422P","price":218.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/0411\/2989\/files\/Powerflex-Rear-Subframe-Rear-Bush-Purple-BMW-F20-F21-F22-F32-F33-F36-Pfr5-422P.webp?v=1707993788","url":"https:\/\/www.nineteen72performance.com\/products\/powerflex-bmw-rear-subframe-rear-bush-purple-fast-road-m140i-m240i-m340i-f20-f21-f22-f32-f33-f36","provider":"Nineteen72 Performance","version":"1.0","type":"link"}