{"product_id":"spl-rear-knuckle-bushings-rkb-spl-rkb-e36","title":"SPL Parts Rear Knuckle Bushings (RKB) for BMW E36\/E46","description":"\u003ch2\u003eRear Knuckle Bushings (RKB) for BMW E36\/E46\u003c\/h2\u003e\u003cp\u003eRubber bushes permit compliance, which can be desirable for comfort but limiting for repeatable track alignment. Precision bush and monoball conversions reduce this movement at the specified mounting location.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSPL Parts Rear Knuckle Bushings (RKB)\u003c\/strong\u003e is specified for BMW E36\/E46 applications. It is a purpose-selected chassis upgrade for owners aiming to make accurate suspension settings rather than relying on extra lowering alone.\u003c\/p\u003e\u003ch3\u003eKey benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReplace compliant OE joint or bush locations with a more precise connection.\u003c\/li\u003e\n\u003cli\u003eHelp keep the suspension geometry more consistent under load.\u003c\/li\u003e\n\u003cli\u003eConsider increased NVH relative to factory rubber-bushed components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\u003cp\u003eBMW applications: 3 Series; chassis E36, E46. Confirm exact model year, OE suspension equipment and drivetrain before ordering.\u003c\/p\u003e\u003cp\u003eGeometry components should be installed using the manufacturer's instructions and followed by a professional four-wheel alignment. Track settings should be chosen for the car's tyres, ride height and intended use.\u003c\/p\u003e\u003ch3\u003eBuild a complete suspension package\u003c\/h3\u003e\u003cp\u003eBrowse the full \u003ca href=\"\/collections\/spl-parts\"\u003eSPL Parts BMW and Porsche range\u003c\/a\u003e or read the \u003ca href=\"\/blogs\/buying-guides\/spl-parts-bmw-track-suspension-geometry-guide\"\u003eBMW track suspension geometry guide\u003c\/a\u003e for advice on choosing complementary geometry upgrades.\u003c\/p\u003e\u003ch4\u003eRelated SPL Parts upgrades\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/spl-rear-camber-links-spl-rll-e46\"\u003eRear Camber Links for BMW E46\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/spl-rear-camber-links-spl-rll-e36\"\u003eRear Camber Links for BMW E36\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSPL manufacturer part number:\u003c\/strong\u003e SPL-RKB-E36.\u003c\/p\u003e","brand":"SPL Parts","offers":[{"title":"Default Title","offer_id":67618673295750,"sku":"SPL-RKB-E36","price":466.58,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/0411\/2989\/files\/spl-rkb-e36-official-spl_99e2b7ad-0ae5-4c24-8628-a37fe37a7f02.jpg?v=1791902871","url":"https:\/\/www.nineteen72performance.co.uk\/products\/spl-rear-knuckle-bushings-rkb-spl-rkb-e36","provider":"Nineteen72 Performance","version":"1.0","type":"link"}