{"product_id":"fsa-v-drive-mtb-stem-80mm-17-31-8mm-black","title":"FSA V-Drive MTB Stem – 80mm, ±17°, 31.8mm, Black","description":"\u003cp\u003eThe FSA V-Drive MTB Stem is a forged aluminum stem designed for mountain bikes where fit adjustment, durability, and secure clamping matter more than weight savings. It’s a straightforward, service-friendly stem that works well for trail, XC, and utility mountain bike setups.\u003c\/p\u003e \u003cp\u003eThis stem is commonly used when dialing in rider position on hardtails and older mountain bikes, or as a reliable replacement for worn or damaged OEM stems.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey Functional Details\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e3D forged and CNC-machined AL6061\/T6 aluminum body for strength and consistency\u003c\/li\u003e \u003cli\u003e4-bolt cold-forged alloy faceplate for even handlebar clamping\u003c\/li\u003e \u003cli\u003eChromoly steel hardware for durability and reliable torque retention\u003c\/li\u003e \u003cli\u003e±17° rise\/drop allows meaningful adjustment of handlebar height and reach\u003c\/li\u003e \u003cli\u003e40mm fork clamp stack height for secure steerer engagement\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCompatibility \u0026amp; Technical Notes\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eIntended use: Mountain bikes (MTB)\u003c\/li\u003e \u003cli\u003eSteerer tube diameter: 1-1\/8″ threadless\u003c\/li\u003e \u003cli\u003eStem length: 80mm\u003c\/li\u003e \u003cli\u003eHandlebar clamp diameter: 31.8mm\u003c\/li\u003e \u003cli\u003eAngle: ±17°\u003c\/li\u003e \u003cli\u003eCompatible with standard threadless headset systems\u003c\/li\u003e \u003cli\u003eNot compatible with 1″ steerers or 35mm handlebar clamp bars\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eService \/ Ownership Context\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eStem installation requires correct torque on steerer and faceplate bolts to prevent handlebar slip or steerer damage. Bars should be centered and bolts tightened evenly in a cross pattern. Periodic torque checks are recommended, especially after initial rides or handlebar adjustments.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFit \u0026amp; Use Signals\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eGood fit if your bike uses a 1-1\/8″ threadless steerer\u003c\/li\u003e \u003cli\u003eGood fit for 31.8mm handlebars\u003c\/li\u003e \u003cli\u003eGood fit if you want noticeable adjustability in bar height or reach\u003c\/li\u003e \u003cli\u003eNot a fit for 35mm handlebars\u003c\/li\u003e \u003cli\u003eNot a fit for bikes with 1″ steerers\u003c\/li\u003e \u003c\/ul\u003e \u003c!-- GO_GRAVA_AI_DATA: {\"brand\":\"Full Speed Ahead\",\"product_name\":\"V-Drive MTB Stem\",\"product_type\":\"component\",\"category\":\"stem\",\"upc\":\"840031054111\",\"mpn\":\"175-0030039050\",\"variant\":\"80mm ±17°\",\"color\":\"Black\",\"size\":\"80mm\",\"discipline_or_use\":[\"mountain biking\",\"trail riding\",\"xc riding\"],\"power_or_voltage\":null,\"interfaces_or_standards\":[\"1-1\/8 threadless steerer\",\"31.8 handlebar clamp\"],\"materials\":[\"AL6061-T6 aluminum\",\"chromoly steel hardware\"],\"key_functional_details\":[\"3D forged stem body\",\"4-bolt faceplate\",\"±17 degree angle\",\"40mm clamp stack height\"],\"compatibility\":[\"1-1\/8 threadless forks\",\"31.8mm handlebars\"],\"not_compatible_with\":[\"1 inch steerers\",\"35mm handlebars\"],\"installation_level\":\"user-installable\",\"wear_or_service_items\":[\"stem bolts\"],\"what_in_box\":[\"stem\",\"mounting hardware\"],\"care_and_service_notes\":[\"torque bolts evenly\",\"recheck torque after initial rides\"],\"fit_signals_yes\":[\"31.8mm bars\",\"1-1\/8 steerer bikes\",\"need for fit adjustment\"],\"fit_signals_no\":[\"35mm bar setups\",\"1 inch steerers\"],\"source_confidence\":\"high\"} --\u003e \u003cscript type=\"application\/ld+json\"\u003e {\"brand\":\"Full Speed Ahead\",\"product_name\":\"V-Drive MTB Stem\",\"product_type\":\"component\",\"category\":\"stem\",\"upc\":\"840031054111\",\"mpn\":\"175-0030039050\",\"variant\":\"80mm ±17°\",\"color\":\"Black\",\"size\":\"80mm\",\"discipline_or_use\":[\"mountain biking\",\"trail riding\",\"xc riding\"],\"power_or_voltage\":null,\"interfaces_or_standards\":[\"1-1\/8 threadless steerer\",\"31.8 handlebar clamp\"],\"materials\":[\"AL6061-T6 aluminum\",\"chromoly steel hardware\"],\"key_functional_details\":[\"3D forged stem body\",\"4-bolt faceplate\",\"±17 degree angle\",\"40mm clamp stack height\"],\"compatibility\":[\"1-1\/8 threadless forks\",\"31.8mm handlebars\"],\"not_compatible_with\":[\"1 inch steerers\",\"35mm handlebars\"],\"installation_level\":\"user-installable\",\"wear_or_service_items\":[\"stem bolts\"],\"what_in_box\":[\"stem\",\"hardware\"],\"care_and_service_notes\":[\"torque bolts evenly\",\"check torque periodically\"],\"fit_signals_yes\":[\"31.8 bars\",\"1-1\/8 steerer\",\"fit adjustment needs\"],\"fit_signals_no\":[\"35mm bars\",\"1 inch steerers\"],\"source_confidence\":\"high\"} \u003c\/script\u003e \u003cdiv data-ai=\"gograva\" style=\"display:none\"\u003e Brand: Full Speed Ahead Product Name: V-Drive MTB Stem Product Type: Component UPC: 840031054111 MPN: 175-0030039050 Variant: 80mm ±17° Color: Black Size: 80mm Primary Use: Mountain biking, trail, XC Power \/ Voltage: Unknown Interfaces \/ Standards: 1-1\/8 threadless steerer; 31.8mm handlebar clamp Materials: AL6061-T6 aluminum; chromoly hardware Compatible With: 1-1\/8 steerers; 31.8mm handlebars Not Compatible With: 1″ steerers; 35mm handlebars Installation Level: User-installable Service Notes: Torque evenly; recheck after setup Wear Items: Stem bolts What’s In The Box: Stem, mounting hardware Fit Signals (Good): 31.8mm bars; 1-1\/8 steerers; adjustable fit needs Fit Signals (Not A Fit): 35mm bars; 1″ steerers Source Confidence: High \u003c\/div\u003e","brand":"FSA","offers":[{"title":"Default Title","offer_id":52972543934778,"sku":"FSA-STEM-MTB-80MM-17D-31.8","price":37.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5735\/8394\/files\/570164.jpg?v=1770149874","url":"https:\/\/gograva.com\/products\/fsa-v-drive-mtb-stem-80mm-17-31-8mm-black","provider":"Grava Adventure Corporation","version":"1.0","type":"link"}