{"product_id":"race-tech-sysh-4618-rear-seal-head-assembly-for-40-mm-id-bodies-and-18-mm-od-shafts","title":"Race Tech SYSH 4618 Rear Seal Head Assembly for 40 mm ID Bodies and 18 mm OD Shafts","description":"Seal Head Assembly - Rear - 40 mm ID Body x 18 mm OD Shaft\n\u003cp\u003eThe Race Tech SYSH 4618 Rear Seal Head Assembly is designed for suspension applications requiring a dependable rear seal head for a body with a 40 mm inside diameter and an 18 mm outside diameter shaft. It provides a precise fit and supports proper sealing performance within compatible suspension assemblies.\u003c\/p\u003e\u003cp\u003eManufactured by Race Tech, this rear seal head assembly is built for service, repair, and replacement applications. Verify the suspension model and component specifications before installation to ensure compatibility with the existing body, shaft, seals, and related hardware. The manufacturer part number is SYSH 4618, and the vendor part number is SYSH 4618.\u003c\/p\u003e\u003cp\u003eWith its application-specific design, the Race Tech SYSH 4618 helps restore the fit and function of a compatible rear suspension assembly. It is an appropriate replacement component for technicians, builders, and enthusiasts maintaining suspension systems that use a 40 mm body and 18 mm shaft configuration.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eApplication: Rear suspension seal head assembly\u003c\/li\u003e\n\u003cli\u003eBrand: Race Tech\u003c\/li\u003e\n\u003cli\u003eManufacturer: Race Tech\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: SYSH 4618\u003c\/li\u003e\n\u003cli\u003eVendor part number: SYSH 4618\u003c\/li\u003e\n\u003cli\u003eBody fitment: Designed for a 40 mm inside diameter body\u003c\/li\u003e\n\u003cli\u003eShaft fitment: Designed for an 18 mm outside diameter shaft\u003c\/li\u003e\n\u003cli\u003eUse: Replacement and suspension service applications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RACE TECH","offers":[{"title":"Default Title","offer_id":67545701744875,"sku":"SYSH4618","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/263856.png?v=1790671467","url":"https:\/\/ctracingservices.com\/products\/race-tech-sysh-4618-rear-seal-head-assembly-for-40-mm-id-bodies-and-18-mm-od-shafts","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}