{"product_id":"ss-900-1090","title":"S\u0026S Cycle Rocker Arm Shaft Set — 2017-Up M8","description":"\u003cp\u003eS\u0026amp;S rocker arm shafts for the M8 — a direct replacement for the OEM shaft (H-D part 17300059B), precision centerless ground from bearing-quality steel and 66% stronger than stock, so radical cam profiles don't bend them.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFITMENT\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFits 2017-up Harley-Davidson M8 models. In our catalog: 2017-up M8 Touring models. Direct replacement for OEM H-D part #17300059B (S\u0026amp;S).\u003c\/p\u003e\n\u003cp\u003eNot sure it fits your bike? Email info@norcalbaggersupply.com — email is the fastest way to reach us — and we'll confirm before you order. You can also call 916-626-9030 (Mon–Fri, 9 AM–5 PM PT).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: S\u0026amp;S Cycle — part number 900-1090\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OEM (H-D part #17300059B) — S\u0026amp;S\u003c\/li\u003e\n\u003cli\u003eMade from bearing-quality steel, precision centerless ground for perfect fit (S\u0026amp;S)\u003c\/li\u003e\n\u003cli\u003e66% stronger than stock — prevents damage from radical cam profiles (S\u0026amp;S)\u003c\/li\u003e\n\u003cli\u003eS\u0026amp;S recommends installing its Rocker Stud Kit 900-1013 with these shafts\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eShafts are replaced with the rocker boxes off, during rocker arm service. Follow the S\u0026amp;S instruction sheet included in the box and your Harley-Davidson service manual for torque specs. No official S\u0026amp;S install video is published for this part — installation is manual-only. Professional installation is recommended.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQUESTIONS RIDERS ASK\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#d4af37\"\u003eWhy upgrade the shafts?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color:#ffffff\"\u003eStock shafts can flex and wear under high-lift cams. The S\u0026amp;S shafts are 66% stronger (their figure) and ground from bearing-quality steel, so the rocker arms stay where they belong at high RPM.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#d4af37\"\u003eDo I need the stud kit too?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color:#ffffff\"\u003eS\u0026amp;S recommends pairing these with their Rocker Arm Stud Kit (900-1013) — the studs extend head life by preventing damage to the rocker arm towers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"judgeme-widget\" data-product-handle=\"ss-900-1090\"\u003e\u003c\/div\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":68036678287462,"sku":"900-1090","price":179.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/6133\/0022\/files\/900-1090.jpg?v=1794429908","url":"https:\/\/norcalbaggersupply.com\/products\/ss-900-1090","provider":"NorCal Bagger Supply","version":"1.0","type":"link"}