{"product_id":"powerflex-pff57-802-porsche-981-718-991-front-caster-bushes","title":"Powerflex Front Caster-Adjustable Outer Arm Bushes - Porsche 981, 718 \u0026 991 - Pair","description":"\u003cp\u003e\u003cstrong\u003ePair of caster-adjustable bushes for the outer mountings of the front track control arms.\u003c\/strong\u003e The Powerflex PFF57-802 family adds adjustment at this specific position on the listed Porsche 981 and 718 Boxster\/Cayman and 991 911 applications. It does not include complete arms.\u003c\/p\u003e\u003ch2\u003eComponent identification\u003c\/h2\u003e\u003cp\u003ePowerflex lists original reference families \u003cstrong\u003e99634134108 and 99734124400\u003c\/strong\u003e. Match the fitted arm and mounting design before ordering, especially on GT\/RS models or cars with aftermarket geometry parts. Chassis coverage alone is not a guarantee that a modified arm accepts the bush.\u003c\/p\u003e\u003ch2\u003eWhat is supplied?\u003c\/h2\u003e\u003cp\u003eChoose \u003cstrong\u003ePFF57-802 Road Series\u003c\/strong\u003e or \u003cstrong\u003ePFF57-802BLK Black Series\u003c\/strong\u003e. The displayed price is for two bushes with the corresponding adjustment components. The design uses adjustable stainless-steel sleeves and a supplied adjustment spanner.\u003c\/p\u003e\u003cp\u003ePowerflex specifies \u003cstrong\u003e95A material for this Road Series reference as well as Black Series\u003c\/strong\u003e. Do not assume a softer bush simply from the Road Series label. Increased stiffness can alter road noise and vibration.\u003c\/p\u003e\u003ch2\u003eCaster is not camber\u003c\/h2\u003e\u003cp\u003eThis product adjusts caster at the front outer control-arm position. The separate \u003ca href=\"\/products\/powerflex-pff57-801-porsche-981-718-991-front-camber-bushes\"\u003ePFF57-801 inner bush pair\u003c\/a\u003e provides camber adjustment at a different mounting. For a non-adjustable outer replacement, use the PFF57-804 family instead; it is an alternative at the same position, not an additional bush to fit alongside this one.\u003c\/p\u003e\u003ch2\u003eInstallation and setup\u003c\/h2\u003e\u003cp\u003eUse the manufacturer instructions for orientation and adjustment, inspect the arms and joints, and arrange a measured alignment after installation. Select the geometry around the tyres and intended driving use rather than expecting an automatic setting from the part alone.\u003c\/p\u003e\u003cp\u003eExplore the \u003ca href=\"\/collections\/powerflex-performance-polyurethane-bushes\"\u003ePowerflex range\u003c\/a\u003e or consult the \u003ca href=\"https:\/\/www.powerflex.co.uk\/product-details\/Front%2BTrack%2BControl%2BArm%2BOuter%2BBush,%2BCaster%2BAdjustable\/2139.html\"\u003emanufacturer specification\u003c\/a\u003e. There is no blanket fitment guarantee.\u003c\/p\u003e","brand":"Powerflex","offers":[{"title":"Road Series","offer_id":65968365764957,"sku":"PFF57-802","price":200.5,"currency_code":"GBP","in_stock":false},{"title":"Black Series","offer_id":65968365797725,"sku":"PFF57-802BLK","price":200.5,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/0411\/2989\/files\/powerflex-pff57-802-porsche-front-caster-bushes.png?v=1789891653","url":"https:\/\/nineteen72performance.co.uk\/products\/powerflex-pff57-802-porsche-981-718-991-front-caster-bushes","provider":"Nineteen72 Performance","version":"1.0","type":"link"}