{"product_id":"wolf-tooth-premium-headsets-espresso","title":"Wolf Tooth Premium Headsets – Espresso","description":"\u003cp\u003e\u003cstrong\u003eWolf Tooth Premium Headsets – Espresso\u003c\/strong\u003e deliver precise steering performance with refined machining and a deep, understated finish that adds subtle character to any build. Designed and manufactured in Minnesota from aircraft-grade 6061 aluminum, these Zero Stack (ZS) headsets balance lightweight construction with long-term durability.\u003c\/p\u003e\n\n\u003cp\u003eBuilt for frames using \u003cstrong\u003e44mm upper and 56mm lower internal head tube diameters\u003c\/strong\u003e, this ZS headset system features Enduro stainless steel sealed bearings in both the upper and lower assemblies. These premium bearings are backed by a lifetime warranty, providing lasting smoothness and resistance to corrosion in all-weather conditions.\u003c\/p\u003e\n\n\u003cp\u003eWolf Tooth integrates \u003cstrong\u003ethree levels of custom sealing\u003c\/strong\u003e to protect bearings from water, grit, and trail debris. An O-ring seal prevents intrusion around the steerer tube, while a custom-molded upper lip seal and dual-lip lower crown race seal provide added defense in demanding environments. Every component is precision-machined in-house to ensure consistent fit and finish.\u003c\/p\u003e\n\n\u003cp\u003eThe upper assembly includes an ultralight stem cap with an integrated spacer, aluminum bolt, and star nut. Note that the included star nut is for steel or aluminum steerers only—never use a star nut on a carbon steerer tube. A compression plug (sold separately) is required for carbon applications.\u003c\/p\u003e\n\n\u003ch3\u003eWolf Tooth Premium Headsets – Espresso Specs at a Glance\u003c\/h3\u003e\n\u003cul class=\"specs_at_a_glance\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Zero Stack (ZS) headset.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame Compatibility:\u003c\/strong\u003e 44mm upper \/ 56mm lower internal head tube diameter.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBearings:\u003c\/strong\u003e Enduro stainless steel sealed bearings (upper and lower) with lifetime warranty.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 6061 aluminum.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBevel Angle:\u003c\/strong\u003e 36 x 45 degrees.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStack Height (Top Cover Only):\u003c\/strong\u003e 6mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 55–58g.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStem Cap Bolt Torque:\u003c\/strong\u003e 2–3 Nm with light grease on threads only.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded:\u003c\/strong\u003e Ultralight stem cap with integrated spacer, aluminum bolt, star nut.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in the USA.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDesign Benefits\u003c\/h3\u003e\n\u003col class=\"design_benifits\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdvanced Bearing Protection:\u003c\/strong\u003e Multi-stage sealing system extends service life in harsh conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium Stainless Bearings:\u003c\/strong\u003e Enduro stainless steel cartridges provide smooth, corrosion-resistant performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Machining:\u003c\/strong\u003e In-house manufacturing ensures exact tolerances and consistent quality.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRefined Aesthetic:\u003c\/strong\u003e Espresso finish adds a subtle, performance-focused accent to modern builds.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eFinal Take\u003c\/h3\u003e\n\u003cp\u003eThe Wolf Tooth Premium Headsets – Espresso combine durability, smooth steering, and refined design in a lightweight ZS platform. With stainless bearings, advanced sealing, and USA-made precision, this headset is a reliable upgrade for riders who expect long-term performance and a clean finishing detail.\u003c\/p\u003e","brand":"Wolf Tooth","offers":[{"title":"Upper and Lower \/ ZS44\/28.6 6mm Stack Upper \/ ZS56 Lower \/ Espresso","offer_id":45079739170860,"sku":"ZS44U-ZS56L-ESP","price":129.95,"currency_code":"USD","in_stock":true},{"title":"Upper and Lower \/ ZS44\/28.6 6mm Stack Upper \/ EC44 Lower \/ Espresso","offer_id":45079739203628,"sku":"ZS44U-EC44L-ESP","price":129.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/7684\/9196\/files\/wolf-tooth-premium-headsets-espresso-6626682.png?v=1771292171","url":"https:\/\/racycles.com\/es\/products\/wolf-tooth-premium-headsets-espresso","provider":"RA Cycles","version":"1.0","type":"link"}