{"product_id":"zipp-service-course-stem-al6061-31-8mm-6-110mm-black","title":"Zipp Service Course Stem – AL6061 – 31.8mm – ±6° – 110mm – Black","description":"\u003cp data-start=\"105\" data-end=\"394\"\u003eThe Zipp Service Course stem is a road stem built around strength, stiffness, and clean integration rather than extreme weight savings. It uses AL6061 aluminum and updated faceplate and body geometry to deliver a solid front-end feel with straightforward installation.\u003c\/p\u003e\n\u003cp data-start=\"396\" data-end=\"632\"\u003eThis stem is commonly chosen for road builds where reliability and precise steering matter more than chasing marginal weight reductions. Compared to ultra-light stems, the Service Course prioritizes stiffness and consistency under load.\u003c\/p\u003e\n\u003cp data-start=\"634\" data-end=\"648\"\u003eKey Features\u003c\/p\u003e\n\u003cul data-start=\"649\" data-end=\"924\"\u003e\n\u003cli data-start=\"649\" data-end=\"709\"\u003e\n\u003cp data-start=\"651\" data-end=\"709\"\u003eAL6061 aluminum construction for strength and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"710\" data-end=\"772\"\u003e\n\u003cp data-start=\"712\" data-end=\"772\"\u003eUpdated faceplate and body geometry for improved stiffness\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"773\" data-end=\"833\"\u003e\n\u003cp data-start=\"775\" data-end=\"833\"\u003eClean, smooth exterior lines to match modern road frames\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"834\" data-end=\"877\"\u003e\n\u003cp data-start=\"836\" data-end=\"877\"\u003eDesigned to balance strength and weight\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"878\" data-end=\"924\"\u003e\n\u003cp data-start=\"880\" data-end=\"924\"\u003eApproximate weight: 130g (100mm reference)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"926\" data-end=\"953\"\u003eCompatibility \u0026amp; Use Notes\u003c\/p\u003e\n\u003cul data-start=\"954\" data-end=\"1173\"\u003e\n\u003cli data-start=\"954\" data-end=\"993\"\u003e\n\u003cp data-start=\"956\" data-end=\"993\"\u003eIntended for road bike applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"994\" data-end=\"1027\"\u003e\n\u003cp data-start=\"996\" data-end=\"1027\"\u003eFork steerer diameter: 1-1\/8\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1028\" data-end=\"1064\"\u003e\n\u003cp data-start=\"1030\" data-end=\"1064\"\u003eHandlebar clamp diameter: 31.8mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1065\" data-end=\"1082\"\u003e\n\u003cp data-start=\"1067\" data-end=\"1082\"\u003eLength: 110mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1083\" data-end=\"1097\"\u003e\n\u003cp data-start=\"1085\" data-end=\"1097\"\u003eAngle: ±6°\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1098\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1100\" data-end=\"1120\"\u003eStack height: 41mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1173\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1173\"\u003eCompatible with standard round 31.8mm handlebars\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1175\" data-end=\"1438\"\u003eService \/ Ownership Context\u003cbr data-start=\"1202\" data-end=\"1205\"\u003eAs with any stem, correct torque on both the steerer clamp and faceplate bolts is critical. Even tightening across the faceplate helps prevent bar damage and ensures consistent clamping force. Recheck bolt torque after initial rides.\u003c\/p\u003e\n\u003cp data-start=\"1440\" data-end=\"1459\"\u003eFit \u0026amp; Use Signals\u003c\/p\u003e\n\u003cul data-start=\"1460\" data-end=\"1775\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-start=\"1460\" data-end=\"1529\"\u003e\n\u003cp data-start=\"1462\" data-end=\"1529\"\u003eChosen for road bikes using 31.8mm handlebars and 1-1\/8\" steerers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1530\" data-end=\"1595\"\u003e\n\u003cp data-start=\"1532\" data-end=\"1595\"\u003eGood fit when stiffness and steering precision are priorities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1596\" data-end=\"1653\"\u003e\n\u003cp data-start=\"1598\" data-end=\"1653\"\u003eAppropriate for endurance and performance road setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1654\" data-end=\"1705\"\u003e\n\u003cp data-start=\"1656\" data-end=\"1705\"\u003eNot intended for MTB or oversized bar standards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1706\" data-end=\"1775\" data-is-last-node=\"\"\u003e\n\u003cp data-start=\"1708\" data-end=\"1775\" data-is-last-node=\"\"\u003eCommon replacement when adjusting reach without changing bar height\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZIPP","offers":[{"title":"Default Title","offer_id":52883276824890,"sku":null,"price":65.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5735\/8394\/files\/570337.jpg?v=1768840649","url":"https:\/\/gograva.com\/products\/zipp-service-course-stem-al6061-31-8mm-6-110mm-black","provider":"Grava Adventure Corporation","version":"1.0","type":"link"}