{"product_id":"powerflex-pff57-502-porsche-rear-outer-control-arm-bushes-pair","title":"Powerflex Rear Outer Control Arm Bushes - Porsche Boxster, Cayman \u0026 911 - PFF57-502 Pair","description":"\u003cp\u003e\u003cstrong\u003ePair of bushes for the rear track control arm outer position.\u003c\/strong\u003e Powerflex PFF57-502 is a replacement for the relevant original Porsche arm bush, offered here in Road Series and Black Series specifications. It is not a complete suspension arm, inner bush or toe-adjustment kit.\u003c\/p\u003e\u003ch2\u003eRear-axle application\u003c\/h2\u003e\u003cp\u003eThe manufacturer's applications cover the rear outer position on \u003cstrong\u003e986 and 987 Boxster, 987 Cayman, 981 and 982\/718 Boxster\/Cayman, and 996\/997 911\u003c\/strong\u003e with the applicable arm. Powerflex also lists certain front applications, but this page is organised around the rear position; do not assume the same front fitment on every generation.\u003c\/p\u003e\u003cp\u003eOriginal component reference families include \u003cstrong\u003e996341053, 996341941, 997341041, 997341042 and 997331053\u003c\/strong\u003e. Check the installed arm, particularly on GT\/RS cars and vehicles with two-piece or aftermarket components.\u003c\/p\u003e\u003ch2\u003eContents and specification\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePFF57-502:\u003c\/strong\u003e Road Series, two rear outer bushes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePFF57-502BLK:\u003c\/strong\u003e Black Series, two rear outer bushes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eEach option includes the corresponding sleeve components at the displayed pair price. It does not include the separate inner mounting bushes or complete arms. Black Series is intended for track and motorsport; increased stiffness can change transmitted noise and vibration.\u003c\/p\u003e\u003ch2\u003eComplete the correct mounting positions\u003c\/h2\u003e\u003cp\u003eWhere the arm also requires an inner-bush refresh, compare the \u003ca href=\"\/products\/powerflex-pff57-503-porsche-inner-control-arm-bushes-pair\"\u003ePFF57-503 inner bush pair\u003c\/a\u003e against its axle-specific application notes. These two families perform different jobs and are not interchangeable.\u003c\/p\u003e\u003ch2\u003eInstallation checks\u003c\/h2\u003e\u003cp\u003eInspect the arms and joints before fitting and have the rear alignment checked afterwards. Replacing a bush does not restore a worn ball joint or damaged arm. Follow the manufacturer instructions and confirm the exact components before purchase.\u003c\/p\u003e\u003cp\u003eSee the \u003ca href=\"\/collections\/powerflex-performance-polyurethane-bushes\"\u003ePowerflex collection\u003c\/a\u003e and \u003ca href=\"https:\/\/www.powerflex.co.uk\/product-details\/Rear%2BTrack%2BControl%2BArm%2BOuter%2BBush\/1283.html\"\u003emanufacturer's application notes\u003c\/a\u003e. There is no blanket fitment guarantee.\u003c\/p\u003e","brand":"Powerflex","offers":[{"title":"Road Series","offer_id":65968388669789,"sku":"PFF57-502","price":83.52,"currency_code":"GBP","in_stock":false},{"title":"Black Series","offer_id":65968388702557,"sku":"PFF57-502BLK","price":91.87,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/0411\/2989\/files\/powerflex-pff57-502-porsche-rear-outer-arm-bushes.png?v=1789891816","url":"https:\/\/nineteen72performance.co.uk\/products\/powerflex-pff57-502-porsche-rear-outer-control-arm-bushes-pair","provider":"Nineteen72 Performance","version":"1.0","type":"link"}