{"product_id":"cane-creek-40-series-crown-race-52-40mm","title":"Cane Creek 40-Series Crown Race — 52\/40mm Steel (Tapered 1.5\" Fork Crown)","description":"\u003cp\u003eThis is a replacement Cane Creek steel crown race designed for forks with a 40mm crown race seat and headsets that use a 52mm lower bearing. This version is typically used on tapered steerer forks with a 1.5\" lower interface.\u003c\/p\u003e \u003cp\u003eIf your lower crown race is damaged, corroded, or missing, this restores proper bearing alignment and smooth steering performance.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey Functional Details\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eSteel crown race for Cane Creek headsets\u003c\/li\u003e \u003cli\u003e52mm lower bearing interface\u003c\/li\u003e \u003cli\u003e40mm fork crown race seat diameter\u003c\/li\u003e \u003cli\u003eCompatible across Cane Creek 40, 110, 10, and legacy S\/XX series when dimensions match\u003c\/li\u003e \u003cli\u003eSteel construction for durability\u003c\/li\u003e \u003cli\u003ePrecision engineered by Cane Creek\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCompatibility \u0026amp; Technical Notes\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eFork crown race seat diameter must be exactly 40mm\u003c\/li\u003e \u003cli\u003eLower headset bearing must be 52mm\u003c\/li\u003e \u003cli\u003eCommon on tapered steerers with 1.5\" lower fork crowns\u003c\/li\u003e \u003cli\u003eNot compatible with straight 1-1\/8\" steerers (those use 30mm crown races)\u003c\/li\u003e \u003cli\u003eIntended for Cane Creek headsets — compatibility with other brands is not guaranteed\u003c\/li\u003e \u003cli\u003eRequires proper crown race installation tool for correct seating\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eService \/ Ownership Context\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eThis crown race must be pressed squarely onto the fork crown using a crown race setting tool. Improper installation can deform the race or damage headset bearings. Replace anytime the race shows corrosion, pitting, or deformation.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFit \u0026amp; Use Signals\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGood Fit:\u003c\/strong\u003e Tapered steerer forks with 40mm crown seats using 52mm Cane Creek lower bearings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNot A Fit:\u003c\/strong\u003e Straight 1-1\/8\" steerers (30mm crown seats), 39.8mm seats, or non-Cane Creek headset systems.\u003c\/li\u003e \u003c\/ul\u003e \u003cdiv data-ai=\"mechanic-insight\" style=\"display:none\"\u003e This is the 40mm crown seat version — not the 30mm one. That’s the biggest customer mistake.\nFits tapered forks with 1.5 lower steerers.\nSteel lasts longer than alloy but still needs clean install.\nMust be pressed on — hammer installs usually damage the race.\nAlways confirm fork crown diameter with calipers before ordering.\nIf headset feels gritty after install, race probably went on crooked.\nLower bearing usually dies at the same time — inspect both.\nOnly guaranteed with Cane Creek headsets.\nCommon confusion: customers assume “52” means fork size — it’s the bearing size.\nIf unsure, measure first.\n\u003c\/div\u003e","brand":"Cane Creek","offers":[{"title":"Default Title","offer_id":53075047481658,"sku":"CC-CR-40-5240","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5735\/8394\/files\/IMG_0021.heic?v=1771862162","url":"https:\/\/gograva.com\/products\/cane-creek-40-series-crown-race-52-40mm","provider":"Grava Adventure Corporation","version":"1.0","type":"link"}