{"product_id":"powerflex-pfr5-4026blk-bmw-rear-differential-rear-bush","title":"Powerflex PFR5-4026BLK Rear Differential Bush - BMW F87 M2 \u0026 G8x M2\/M3\/M4","description":"\u003cp\u003e\u003cstrong\u003eOne Black Series bush for the rear mounting of the rear differential.\u003c\/strong\u003e Powerflex PFR5-4026BLK is the 95A polyurethane alternative for the listed BMW F87 M2, G87 M2, G80 M3 and G82\/G83 M4 applications. Its integrated support washer and aluminium components help control movement at this mounting position.\u003c\/p\u003e\u003ch2\u003eOne bush, not a complete mounting kit\u003c\/h2\u003e\u003cp\u003eThe displayed price supplies \u003cstrong\u003eone rear bush\u003c\/strong\u003e. The original single-rear-mount installation uses one. An applicable F8x dual-mount conversion with polyurethane in both rear positions needs two bushes in total and a separately purchased bracket.\u003c\/p\u003e\u003ch2\u003eIdentify the correct part\u003c\/h2\u003e\u003cp\u003ePowerflex reference: \u003cstrong\u003ePFR5-4026BLK\u003c\/strong\u003e. Manufacturer-listed BMW references: \u003cstrong\u003e33177852495 and 33316899168\u003c\/strong\u003e. These identify the relevant original mounting assemblies; check the actual car's configuration before purchase.\u003c\/p\u003e\u003cp\u003eThis Black Series product is not the softer PFR5-4026 Road Series specification. It is intended for track and motorsport use, and the firmer mounting can transmit additional drivetrain noise and vibration.\u003c\/p\u003e\u003ch2\u003eF-series bush compatibility is not G-series bracket compatibility\u003c\/h2\u003e\u003cp\u003eThe same bush reference appears in several chassis applications, but the \u003ca href=\"\/products\/powerflex-bmw-m3-m4-f80-f82-f83-dual-mount-rear-differential-bracket\"\u003ePFR5-4030 dual bracket\u003c\/a\u003e has its own F8x application list. Do not infer G8x bracket fitment from this shared bush. G8x front mounting bushes are a different part: see the \u003ca href=\"\/products\/powerflex-pfr5-4024blk-bmw-g8x-rear-differential-front-bush-set\"\u003ePFR5-4024BLK four-bush set\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eInstallation\u003c\/h2\u003e\u003cp\u003eInspect all mountings and use Powerflex's fitting instructions. Identify the cause of any rear-end knock rather than treating a bush as a guaranteed cure. Modified differential or subframe arrangements require an individual fitment check.\u003c\/p\u003e\u003cp\u003eBrowse the \u003ca href=\"\/collections\/powerflex-performance-polyurethane-bushes\"\u003ePowerflex collection\u003c\/a\u003e or view the \u003ca href=\"https:\/\/www.powerflex.co.uk\/product-details\/Rear%2BDiff%2BRear%2BMounting%2BBush\/12083.html\"\u003emanufacturer specification\u003c\/a\u003e.\u003c\/p\u003e","brand":"Powerflex","offers":[{"title":"Black Series - Single Bush","offer_id":65968323199325,"sku":"PFR5-4026BLK","price":99.32,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/0411\/2989\/files\/powerflex-pfr5-4026blk-bmw-rear-differential-bush.png?v=1789891099","url":"https:\/\/nineteen72performance.co.uk\/products\/powerflex-pfr5-4026blk-bmw-rear-differential-rear-bush","provider":"Nineteen72 Performance","version":"1.0","type":"link"}