{"product_id":"powerflex-bmw-rear-diff-rear-mounting-bush-m140i-m240i-m340i-f20-f21-f22-f32-f33-f36","title":"Powerflex PFR5-426 Rear Differential Rear Bush - BMW M135i, M140i, M235i, M240i \u0026 F3x","description":"\u003cp\u003e\u003cstrong\u003eFull replacement rear mounting bush, not an insert.\u003c\/strong\u003e Powerflex PFR5-426 supports the rear of the rear differential on the listed BMW F-series applications. This listing supplies one Road Series bush for the original mounting position.\u003c\/p\u003e\u003ch2\u003eBMW chassis and model selection\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBMW M135i and M140i: F20\/F21.\u003c\/li\u003e\n\u003cli\u003eBMW M235i and M240i: F22\/F23.\u003c\/li\u003e\n\u003cli\u003eBMW 435i and 440i: the applicable F32\/F33\/F36 mounting arrangements.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMatch the original bush reference and mounting configuration before ordering. A model name alone does not identify the correct generation. This listing does not establish fitment for the G-series M340i or G42 M240i.\u003c\/p\u003e\u003ch2\u003ePart number and mounting position\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePowerflex reference: PFR5-426.\u003c\/li\u003e\n\u003cli\u003ePosition: rear mounting of the rear differential.\u003c\/li\u003e\n\u003cli\u003eQuantity supplied: one bush.\u003c\/li\u003e\n\u003cli\u003eOriginal BMW references include 33316769376 and 33176770866.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe original bush is replaced by this component. It is not an insert fitted into the existing rubber bush and does not renew the separate front differential mounting bushes or rear subframe bushes.\u003c\/p\u003e\u003ch2\u003ePFR5-426 is not PFR5-4026\u003c\/h2\u003e\u003cp\u003eThese similar part numbers identify different products. The F8x M2, M3 and M4 rear bush is separately listed as \u003ca href=\"\/products\/powerflex-bmw-m2-m3-m4-f80-f82-f83-f87-rear-differential-rear-mounting-bush\"\u003ePFR5-4026\u003c\/a\u003e. Do not select a bush by the words BMW differential alone or assume that an F8x dual-mount bracket package is suitable for a non-M F-series application.\u003c\/p\u003e\u003ch2\u003eInstallation and expectations\u003c\/h2\u003e\u003cp\u003eHave the existing mounts inspected and follow the Powerflex fitting instructions. Polyurethane may change transmitted noise and vibration. Investigate the cause of drivetrain symptoms before assuming a replacement bush will resolve them. Check the exact chassis, drivetrain and original components before purchase; there is no blanket fitment guarantee.\u003c\/p\u003e\u003cp\u003eBrowse our \u003ca href=\"\/collections\/powerflex-performance-polyurethane-bushes\"\u003ePowerflex bushes and drivetrain mounting upgrades\u003c\/a\u003e.\u003c\/p\u003e","brand":"Powerflex","offers":[{"title":"Default Title","offer_id":50023255867741,"sku":"PFR5-426","price":69.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/0411\/2989\/files\/Powerflex-Rear-Diff-Rear-Mounting-Bush-BMW-F20-F21-F22-F32-F33-F36-Pfr5-426.webp?v=1707992934","url":"https:\/\/www.nineteen72performance.com\/products\/powerflex-bmw-rear-diff-rear-mounting-bush-m140i-m240i-m340i-f20-f21-f22-f32-f33-f36","provider":"Nineteen72 Performance","version":"1.0","type":"link"}