{"product_id":"bmw-r90-s-komplett-restauration-1","title":"BMW R90S Restoration - Professional restoration to the highest standard","description":"\u003cdiv\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe BMW R90S is one of the most significant motorcycles in BMW history. With its distinctive bikini fairing, sporty character, and pioneering technology, it set new standards in the 1970s and became one of the most sought-after BMW motorcycle legends of all time.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA professional BMW R90S restoration means far more than just replacing wear parts or applying a new coat of paint. The goal is to preserve the fascination and character of this extraordinary motorcycle for future generations while ensuring technical perfection at the highest level.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eBMW R90S Restoration with Attention to Detail\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAt Sport-Evolution, every BMW R90S is completely disassembled and analyzed down to the very last screw. All components are cleaned, inspected, measured, and, depending on their condition, refurbished or replaced. Thanks to our many years of experience with classic BMW twin-valve models, we know the unique characteristics and weak points of these motorcycles inside out.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe engine, gearbox, chassis, braking system, electrics, and attachments are overhauled to the highest quality standards. Our goal is not only to restore the original condition but to achieve the technical quality of a brand-new vehicle.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eEngine Building and Technology\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe heart of every BMW R90S is its legendary boxer engine. As part of the BMW R90S restoration, the engine is completely disassembled and rebuilt. All components are inspected and overhauled. Wear parts are systematically replaced.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe work includes, among other things:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCompletely disassembling and cleaning the engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMeasuring and inspecting the crank drive\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompletely overhauling the cylinder heads\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUnleaded fuel conversion of the cylinder heads\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacing valve guides, valves, and seat rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInspecting and overhauling the cylinders\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacing all bearings, seals, and wear parts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompletely overhauling and tuning the carburetors\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe gearbox is also completely disassembled, measured, and rebuilt. All bearings, seals, and wear components are replaced to ensure reliable operation for many years to come.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eChassis and Driving Dynamics\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA high-quality BMW motorcycle restoration does not end with the engine. The chassis and braking system play a crucial role in safety and riding pleasure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAs part of the restoration, the forks, shock absorbers, swingarm bearings, steering head bearings, and wheel bearings are checked and replaced if necessary. Upon request, we can integrate subtle technical optimizations that improve handling without altering the classic character of the BMW R90S.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTrue-to-Original Look\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe distinctive paintwork makes the BMW R90S a true icon. That is why special emphasis is placed on a true-to-original restoration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe frame as well as all chassis and metal parts are recoated. The paintwork is applied with the highest precision in the original BMW R90S design. Trim pieces, emblems, and attachments are refurbished or replaced with high-quality original parts.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe result is a BMW R90S that visually matches its historical predecessor while meeting the highest technical standards.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Have Your BMW R90S Restored at Sport-Evolution?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe restoration of classic BMW motorcycles requires extensive specialist knowledge, special tools, and decades of experience. Sport-Evolution is one of the leading specialists for BMW twin-valve models in Germany.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOur in-house engine department, chassis department, welding shop, and modern workshop equipment enable us to carry out almost all work in-house. This allows us to ensure consistently high quality throughout the entire restoration process.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eOverview of the Most Important Work\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eComplete BMW R90S restoration from the ground up\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComplete disassembly of the vehicle\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEngine completely rebuilt\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head overhaul including unleaded conversion\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGearbox completely rebuilt\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetors overhauled and tuned\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChassis completely overhauled\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrics checked and repaired\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAll chassis and metal parts powder-coated\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePaintwork in the original BMW R90S design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAssembly with new bearings, seals, and wear parts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFinal inspection and test ride\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eBMW Classic Motorcycle Restoration by Specialists\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhether it is a BMW R90S, BMW R100RS, BMW R100S, BMW R80, or other BMW twin-valve models – we restore classic BMW motorcycles to the highest quality standards and with a great passion for every detail.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIf you would like to have your BMW R90S restored, we would be happy to advise you personally and work with you to create a customized restoration concept for your motorcycle.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e\u003cspan style=\"font-family: Times New Roman; font-size: medium;\"\u003e \u003ca href=\"https:\/\/youtu.be\/17LhjwQs5w0\"\u003e\u003cimg alt=\"SE Motorcycles you tube\" src=\"https:\/\/www.sport-evolution.de\/images\/you_tube.jpg\" style=\"border: 0px currentColor; width: 60px; height: 60px; vertical-align: middle; box-sizing: border-box;\"\/\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/youtu.be\/17LhjwQs5w0\"\u003e\u003cspan style=\"font-size: 10pt;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif;\"\u003eround view\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Sport Evolution","offers":[{"title":"Default Title","offer_id":56805977457020,"sku":"BMW R90S RIEGK","price":22000.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/2390\/1820\/files\/k-397A7598_11629.jpg?v=1781344477","url":"https:\/\/sport-evolution.de\/en\/products\/bmw-r90-s-complete-restoration-3","provider":"Sport Evolution","version":"1.0","type":"link"}