The Fox DHX Live Valve Neo builds on the DHX platform that packs DH performance into a trail shock sized package, but now with increased efficiency from the Live Valve system. Live Valve Neo uses sensors at both wheels to firm up your shock to increase pedaling efficiency on the climbs and open it up when you&';re looking for traction on the way down. Live Valve is ultra customizable with the Fox Bike app, letting you take complete control over what opens or closes the compression circuit on your shock, and you can read all about it in our in depth review! Coil shock with piggyback reservoir and Live Valve Technology 2-position firm mode switch, 11-click LSC and 16-click LSR adjusters Sensors read terrain/rider inputs and automatically adjust the shock, improving pedaling efficiency and descending capability Select from factory or custom tunes, track your rides, and setup suspension service intervals, all from your smartphone via the Live Valve app Detents on spring preload collar Factory Series with slippery smooth, ultra-durable Kashima coating Updated MCU bottom-out bumper for end-of-stroke progressivity Improved top-out bumper for quieter suspension action Mounting hardware and sensors sold separately Requires the Live Valve Neo Kit and a coil spring which are sold separately. TECH SPECS table{border-collapse:collapse;width:100%;}td{text-align: left;padding: 8px;font-weight:350;}tr:nth-child(even){background-color:#f2f2f2}th{background-color:#eb212e;color:white;text-align:left;padding:8px;}.desc ul{font-size:24px;font-weight:600;margin-left:-25px;padding-top:35px;border-top:3px solid #f0f0f0;}.desc li{list-style:none;border-bottom:4px solid #eb212e;width:142px;} Model DHX Live Valve Neo Factory Stroke 55mm Eye to Eye 210mm External Adjustments LSC, Rebound, Firm Mode, Preload