{"product_id":"zipp-service-course-stem-al6061-31-8mm-25-105mm-black","title":"Zipp Service Course Stem – AL6061 – 31.8mm – ±25° – 105mm – Black","description":"\u003cp data-start=\"106\" data-end=\"433\"\u003eThe Zipp Service Course stem is a strength-focused road stem designed for riders who need a wider range of fit adjustment without sacrificing stiffness or reliability. Built from AL6061 aluminum, it uses Zipp’s updated faceplate and body geometry to provide a secure clamp and straightforward installation.\u003c\/p\u003e\n\u003cp data-start=\"435\" data-end=\"731\"\u003eThe ±25° angle option makes this version especially useful for fit corrections, upright endurance setups, or riders dialing in bar height without changing spacers or handlebars. Compared to low-angle stems, this offers significantly more adjustment range while maintaining a solid front-end feel.\u003c\/p\u003e\n\u003cp data-start=\"733\" data-end=\"747\"\u003eKey Features\u003c\/p\u003e\n\u003cul data-start=\"748\" data-end=\"1054\"\u003e\n\u003cli data-start=\"748\" data-end=\"809\"\u003e\n\u003cp data-start=\"750\" data-end=\"809\"\u003eAL6061 aluminum construction for durability and stiffness\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"810\" data-end=\"891\"\u003e\n\u003cp data-start=\"812\" data-end=\"891\"\u003eUpdated faceplate and body geometry for improved clamping and ease of install\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"892\" data-end=\"946\"\u003e\n\u003cp data-start=\"894\" data-end=\"946\"\u003eHigh-angle ±25° design for expanded fit adjustment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"947\" data-end=\"1007\"\u003e\n\u003cp data-start=\"949\" data-end=\"1007\"\u003eSmooth, clean exterior lines to match modern road frames\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1008\" data-end=\"1054\"\u003e\n\u003cp data-start=\"1010\" data-end=\"1054\"\u003eApproximate weight reference: 130g (100mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1056\" data-end=\"1083\"\u003eCompatibility \u0026amp; Use Notes\u003c\/p\u003e\n\u003cul data-start=\"1084\" data-end=\"1290\"\u003e\n\u003cli data-start=\"1084\" data-end=\"1109\"\u003e\n\u003cp data-start=\"1086\" data-end=\"1109\"\u003eRoad bike application\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1110\" data-end=\"1143\"\u003e\n\u003cp data-start=\"1112\" data-end=\"1143\"\u003eFork steerer diameter: 1-1\/8\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1144\" data-end=\"1180\"\u003e\n\u003cp data-start=\"1146\" data-end=\"1180\"\u003eHandlebar clamp diameter: 31.8mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1181\" data-end=\"1198\"\u003e\n\u003cp data-start=\"1183\" data-end=\"1198\"\u003eLength: 105mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1199\" data-end=\"1214\"\u003e\n\u003cp data-start=\"1201\" data-end=\"1214\"\u003eAngle: ±25°\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1215\" data-end=\"1237\"\u003e\n\u003cp data-start=\"1217\" data-end=\"1237\"\u003eStack height: 41mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1238\" data-end=\"1290\"\u003e\n\u003cp data-start=\"1240\" data-end=\"1290\"\u003eCompatible with standard round 31.8mm handlebars\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1292\" data-end=\"1585\"\u003eService \/ Ownership Context\u003cbr data-start=\"1319\" data-end=\"1322\"\u003eHigh-angle stems place different loads on the steerer and handlebar interface. Even bolt torque and correct orientation are important to avoid slippage or bar damage. Recheck torque after initial rides, especially if the stem is flipped to the high-rise position.\u003c\/p\u003e\n\u003cp data-start=\"1587\" data-end=\"1606\"\u003eFit \u0026amp; Use Signals\u003c\/p\u003e\n\u003cul data-start=\"1607\" data-end=\"1970\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-start=\"1607\" data-end=\"1681\"\u003e\n\u003cp data-start=\"1609\" data-end=\"1681\"\u003eChosen when significant handlebar height or angle adjustment is needed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1682\" data-end=\"1761\"\u003e\n\u003cp data-start=\"1684\" data-end=\"1761\"\u003eUseful for endurance road bikes, comfort-focused builds, or fit corrections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1762\" data-end=\"1830\"\u003e\n\u003cp data-start=\"1764\" data-end=\"1830\"\u003eWorks well when spacer limits prevent further bar height changes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1831\" data-end=\"1888\"\u003e\n\u003cp data-start=\"1833\" data-end=\"1888\"\u003eNot intended for MTB or oversized handlebar standards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1889\" data-end=\"1970\" data-is-last-node=\"\"\u003e\n\u003cp data-start=\"1891\" data-end=\"1970\" data-is-last-node=\"\"\u003eCommon replacement when improving comfort without changing bars or fork spacers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZIPP","offers":[{"title":"Default Title","offer_id":52883283247418,"sku":null,"price":65.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5735\/8394\/files\/570330_c2cebe42-6c26-41d5-8596-71813a7d0ab8.jpg?v=1768840861","url":"https:\/\/gograva.com\/products\/zipp-service-course-stem-al6061-31-8mm-25-105mm-black","provider":"Grava Adventure Corporation","version":"1.0","type":"link"}