{"product_id":"cane-creek-40-zs49-28-6-zs49-30-conversion-headset-black","title":"Cane Creek 40 ZS49\/28.6 | ZS49\/30 Conversion Headset - Black","description":"\u003cp\u003eThe \u003cstrong\u003eCane Creek 40 ZS49\/28.6 | ZS49\/30 Conversion Headset\u003c\/strong\u003e is a complete 40-Series Zero Stack (ZS) headset for frames specified with a \u003cstrong\u003eZS49\/28.6 upper\u003c\/strong\u003e and \u003cstrong\u003eZS49\/30 lower\u003c\/strong\u003e, running a 28.6mm stem clamp up top and a 1-1\/8\" lower steerer (30mm crown race).\u003c\/p\u003e\u003cp\u003eIt draws on Cane Creek's premium 110-Series design: \u003cstrong\u003esealed ZN40 cartridge bearings\u003c\/strong\u003e, 6000-series alloy cups, and a steel crown race with integrated seals. Stack is \u003cstrong\u003e8mm upper and 4mm lower\u003c\/strong\u003e, and the set weighs 115 g.\u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003eWho It's For\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRiders replacing a worn headset on a frame and fork specified for \u003cstrong\u003eZS49\/28.6 | ZS49\/30\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRiders who want sealed cartridge bearings and alloy cups at a 40-Series price\u003c\/li\u003e\n\u003cli\u003eBuilders who need this specific ZS49 upper and lower conversion combination\u003c\/li\u003e\n\u003cli\u003eConsider a different headset if either S.H.I.S. code on your frame differs from this one\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003e\u003cstrong\u003eWhat to Look For\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e both codes must match your frame: \u003cstrong\u003eZS49\/28.6\u003c\/strong\u003e upper and \u003cstrong\u003eZS49\/30\u003c\/strong\u003e lower.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteerer:\u003c\/strong\u003e 28.6mm at the stem, 1-1\/8\" lower steerer (30mm crown race) at the fork.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStack height:\u003c\/strong\u003e 8mm upper \/ 4mm lower affects stem height and spacer count.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eSealed ZN40 cartridge bearings\u003c\/strong\u003e are the core of the 40-Series. Cane Creek specifies them for a durable, lightweight, long-lasting headset, carried over from its premium 110-Series design.\u003c\/p\u003e\u003cp\u003eCups are \u003cstrong\u003e6000-series alloy\u003c\/strong\u003e, and the \u003cstrong\u003esteel crown race has integrated seals\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003eThe top cover is \u003cstrong\u003eInterlok spacer compatible\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003eFinish is \u003cstrong\u003eblack\u003c\/strong\u003e throughout.\u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003eRider Intent Summary\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiggest strengths:\u003c\/strong\u003e Sealed ZN40 cartridge bearings and 6000-series alloy cups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTradeoffs:\u003c\/strong\u003e Fitment-specific: only correct for ZS49\/28.6 | ZS49\/30 frames.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat makes it different:\u003c\/strong\u003e 110-Series design basis, a sealed steel crown race, and Interlok spacer compatibility at the 40-Series level.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003e\u003cstrong\u003eVictory's Take\u003c\/strong\u003e\u003c\/h4\u003e\u003cp\u003eAt Victory Bicycle Studio, we reach for the 40-Series when a frame calls for ZS49\/28.6 | ZS49\/30 and the rider wants a sealed, serviceable headset without stepping up to the 110-Series. Confirm your S.H.I.S. codes first; a correct fit matters more than anything else on this part.\u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBrand: Cane Creek\u003c\/li\u003e\n\u003cli\u003eSeries: 40-Series Zero Stack (ZS)\u003c\/li\u003e\n\u003cli\u003eUpper (S.H.I.S.): ZS49\/28.6\u003c\/li\u003e\n\u003cli\u003eLower (S.H.I.S.): ZS49\/30\u003c\/li\u003e\n\u003cli\u003eStem clamp: 28.6mm threadless\u003c\/li\u003e\n\u003cli\u003eCrown race: 30mm\u003c\/li\u003e\n\u003cli\u003eUpper stack height: 8mm\u003c\/li\u003e\n\u003cli\u003eLower stack height: 4mm\u003c\/li\u003e\n\u003cli\u003eBearings: Sealed ZN40 cartridge\u003c\/li\u003e\n\u003cli\u003eMaterial: 6000-series alloy cups, steel crown race\u003c\/li\u003e\n\u003cli\u003eWeight: 115 g\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003ePart number: BAA0077K\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cane Creek","offers":[{"title":"Default Title","offer_id":53537914519859,"sku":"BAA0077K","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/3685\/0739\/files\/244e73ed4836b23af186b2ea9799454a06ede48f.jpg?v=1782255005","url":"https:\/\/victorybicyclestudio.com\/products\/cane-creek-40-zs49-28-6-zs49-30-conversion-headset-black","provider":"Victory Bicycle Studio","version":"1.0","type":"link"}