{"product_id":"powerflex-bmw-f20-f21-f22-rear-front-radius-arm-to-chassis-bush","title":"Powerflex PFF5-1901 Front Radius Arm Bushes - BMW F20\/F21\/F22\/F23 RWD","description":"\u003cp\u003ePowerflex PFF5-1901 is the \u003cstrong\u003enon-adjustable front radius arm-to-chassis bush\u003c\/strong\u003e option for the listed rear-wheel-drive BMW F20\/F21 and F22\/F23 models. Supplied as two replacement bushes, this product renews the radius arm's inner mounting. It is not a rear subframe bush or a differential mounting insert.\u003c\/p\u003e\u003ch2\u003eBMW applications\u003c\/h2\u003e\u003cp\u003eFor applicable original front radius arms on BMW M135i and M140i F20\/F21, and M235i and M240i F22\/F23, in rear-wheel-drive configuration. Match the arm and bush references before ordering. Do not assume compatibility with xDrive or later F40\/G42 cars because the model badge is similar.\u003c\/p\u003e\u003ch2\u003eSpecification\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePowerflex reference: PFF5-1901.\u003c\/li\u003e\n\u003cli\u003ePosition: front radius arm to chassis.\u003c\/li\u003e\n\u003cli\u003eQuantity supplied: two bushes.\u003c\/li\u003e\n\u003cli\u003eGeometry: non-adjustable version.\u003c\/li\u003e\n\u003cli\u003eOriginal BMW bush reference: 31126855743.\u003c\/li\u003e\n\u003cli\u003eOriginal BMW arm references: 31126855741 and 31126855742.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese are bushes for the existing arms. Complete arms are not included. Select the exact part number rather than inferring the product series from its colour.\u003c\/p\u003e\u003ch2\u003eDo you need caster adjustment?\u003c\/h2\u003e\u003cp\u003eFor an adjustable caster-offset version at the same mounting position, compare \u003ca href=\"\/products\/powerflex-bmw-f20-21-22-rear-front-radius-arm-to-chassis-bushcaster\"\u003ePFF5-1901G caster-adjustable radius arm bushes\u003c\/a\u003e. Choose the version that suits the required geometry rather than treating the two products as identical.\u003c\/p\u003e\u003ch2\u003eRelated control-arm bushes\u003c\/h2\u003e\u003cp\u003eThe separate front control-arm mounting uses \u003ca href=\"\/products\/powerflex-bmw-f20-f21-f22-rear-front-control-arm-to-chassis-bush\"\u003ePFF5-1902 non-adjustable control arm bushes\u003c\/a\u003e, or its camber-adjustable alternative. A radius-arm bush and a control-arm bush are different components.\u003c\/p\u003e\u003ch2\u003eFitting information\u003c\/h2\u003e\u003cp\u003eInspect the arms and ball joints, use the Powerflex fitting instructions and check wheel alignment after suspension work. Replacing a bush does not rectify a damaged arm or worn joint. Confirm the chassis, drivetrain and original component before purchase; there is no blanket fitment guarantee.\u003c\/p\u003e\u003cp\u003eFind related upgrades in the \u003ca href=\"\/collections\/powerflex-performance-polyurethane-bushes\"\u003ePowerflex collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Powerflex","offers":[{"title":"Default Title","offer_id":50023281066333,"sku":"PFF5-1901","price":165.94,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/0411\/2989\/files\/Powerflex-Rear-Front-Radius-Arm-To-Chassis-Bush-BMW-F20-F21-F22-Pff5-1901.webp?v=1707993414","url":"https:\/\/www.nineteen72performance.co.uk\/products\/powerflex-bmw-f20-f21-f22-rear-front-radius-arm-to-chassis-bush","provider":"Nineteen72 Performance","version":"1.0","type":"link"}