{"product_id":"powerflex-bmw-m2-m3-m4-f80-f82-f83-f87-rear-differential-rear-mounting-bush","title":"Powerflex PFR5-4026 Rear Differential Bush - BMW M2, M3 \u0026 M4 F8x\/G8x","description":"\u003cp\u003e\u003cstrong\u003eOne Road Series rear differential rear mounting bush, with the listed BMW F8x and G8x applications combined in one product.\u003c\/strong\u003e Powerflex PFR5-4026 replaces the bush at the rear of the rear differential. It is not a bracket, a front mounting bush set or a complete differential conversion kit.\u003c\/p\u003e\u003ch2\u003eBMW F-series and G-series applications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eGeneration\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eVehicle applications\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eF8x\u003c\/td\u003e\n\u003ctd\u003eM2 F87, including M2 Competition; M3 F80; M4 Coupe F82 and Convertible F83.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eG8x\u003c\/td\u003e\n\u003ctd\u003eM2 G87; M3 Saloon G80 and Touring G81; M4 Coupe G82 and Convertible G83.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eMatch the original rear differential mounting arrangement as well as the chassis. Replacement differentials, modified subframes and aftermarket mounting conversions require an individual component check. This is not a universal bush for all F-series or G-series BMWs.\u003c\/p\u003e\u003ch2\u003ePart identification and quantity\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePowerflex reference: \u003cstrong\u003ePFR5-4026 Road Series\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eQuantity supplied at the displayed price: \u003cstrong\u003eone rear mounting bush\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003ePosition: rear mounting of the rear differential, not a rear subframe bush or front-axle differential mount.\u003c\/li\u003e\n\u003cli\u003ePolyurethane replacement with an integrated support washer.\u003c\/li\u003e\n\u003cli\u003eManufacturer-listed original references include \u003cstrong\u003e33177852495\u003c\/strong\u003e and \u003cstrong\u003e33316899168\u003c\/strong\u003e; match the applicable mounting assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePFR5-4026BLK is a separately specified Black Series product and is not supplied under this Road Series listing.\u003c\/p\u003e\u003ch2\u003eHow many bushes does an F8x dual mount need?\u003c\/h2\u003e\u003cp\u003eThe original single-rear-mount arrangement uses one rear bush. When fitting the \u003ca href=\"\/products\/powerflex-bmw-m3-m4-f80-f82-f83-dual-mount-rear-differential-bracket\"\u003ePFR5-4030 F8x dual differential bracket\u003c\/a\u003e with polyurethane in both rear positions, the installation requires \u003cstrong\u003etwo PFR5-4026 bushes in total\u003c\/strong\u003e. Order quantity two for that arrangement. The bracket is sold separately.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eA shared rear bush does not make the F8x bracket a G8x bracket.\u003c\/strong\u003e PFR5-4030 has its own F8x application list. Do not select that bracket or an F8x complete kit for a G8x vehicle solely because PFR5-4026 is listed for both generations.\u003c\/p\u003e\u003ch2\u003eSelect the correct front mounting bushes\u003c\/h2\u003e\u003cp\u003eThe front mountings of the same rear differential use different parts: \u003ca href=\"\/products\/powerflex-bmw-m3-m4-f80-f82-f83-rear-differential-front-mounting-bushes-full-set\"\u003ePFR5-4025 front mounting bush set for F8x\u003c\/a\u003e or \u003ca href=\"\/products\/powerflex-bmw-m2-m3-m4-g80-g81-g82-g83-g87-rear-differential-front-mounting-bush\"\u003ePFR5-4024 front mounting bushes for G8x\u003c\/a\u003e. Neither front set is included here.\u003c\/p\u003e\u003cp\u003eFor an F8x bracket, front mounting set and two polyurethane rear bushes together, compare the \u003ca href=\"\/products\/powerflex-bmw-m2-m3-m4-f8x-rear-differential-front-rear-mounting-bushes-dual-mount-differential-bracket\"\u003ecomplete F8x Powerflex differential mounting kit\u003c\/a\u003e. The \u003ca href=\"\/products\/powerflex-bmw-m2-f87-comp-rear-differential-genuine-bmw-rear-mounting-bushes-dual-mount-bracket\"\u003ebracket with two Genuine BMW rubber rear bushes\u003c\/a\u003e is a different rear-bush specification.\u003c\/p\u003e\u003ch2\u003eFitting, noise and vibration\u003c\/h2\u003e\u003cp\u003eInspect the existing mounts and follow the Powerflex fitting instructions. Polyurethane can change the amount of drivetrain noise and vibration reaching the cabin. A bush or bracket is not a guaranteed cure for knocking, wheel hop or other symptoms; identify the cause before replacing components.\u003c\/p\u003e\u003cp\u003eRead our \u003ca href=\"\/blogs\/how-to-series\/bmw-f8x-differential-bush-failure-powerflex-dual-mount-bracket-guide\"\u003e\u003cstrong\u003eBMW differential bush and Powerflex dual-mount technical guide\u003c\/strong\u003e\u003c\/a\u003e for the original mounting arrangement, wear symptoms and generation differences. Browse the \u003ca href=\"\/collections\/powerflex-performance-polyurethane-bushes\"\u003ePowerflex range\u003c\/a\u003e for related parts. Confirm the exact mounting before purchase; there is no blanket fitment guarantee.\u003c\/p\u003e","brand":"Powerflex","offers":[{"title":"Default Title","offer_id":56037169758557,"sku":"PFR5-4026","price":90.29,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/0411\/2989\/files\/Powerflex-BMW-G8X-Rear-Differential-Rear-Mounting-Bush.webp?v=1707991333","url":"https:\/\/www.nineteen72performance.co.uk\/products\/powerflex-bmw-m2-m3-m4-f80-f82-f83-f87-rear-differential-rear-mounting-bush","provider":"Nineteen72 Performance","version":"1.0","type":"link"}