Over-torquing a seat post clamp can bend metal seat tubes out of shape and it can compress dropper post internals, causing permanent damage. Attaching the cable (housing) to a rear brake hose works well. While you want the inserted post covered in a thin coat of grease to prevent it from seizing to the frame, too much grease could be part of the slipping issue. With this Quick Question series we will present fast fixes and collect comments from seasoned riders around specific D.I.Y. Please share your seat post slip-stop remedies in the comments below. Many bike assemblers thread lengths of 2mm tubing through bike frame tubes to carry brake and derailleur cables to their destinations. This type of tubing is stiff so it can be straightened or shaped into the right curve. Be aware that a dropper post’s overall length increases as the length of travel increases. The working life? Parts for Dropper Posts. Mechanical models are cheaper, easier to setup and easier to maintain. Tighten the DownLow dropper post using the clamping mechanism on the frame. We also know, sometimes the inevitable happens. The BikeYoke Divine dropper posts are available in 30.9- and 31.6-millimeter diameters with a drop of 125, 160 and 185 millimeters. The pin is especially easy to lose. As designers and manufacturers of dropper posts for a growing list of bicycle companies and brands, we know this component inside and out. The downside is that you’ll be replacing the fluid at the end of every season. A dropper post on a road bike, for instance, cannot add value to your ride. Think of the seat height adjusting unit embedded an office chair. Dropper posts are most useful on mountain bikes, particularly in steep terrain. With a shim, you may have to tighten your seat post collar beyond the dropper’s torque spec, causing poor performance or possibly even damage to the internals. systems are neatly self-contained and function smoothly. There’s no way to evaluate this differential without an objective measurement. This article is mostly about mechanical dropper posts because they are the most common out there. The ability to get your saddle out of the way or have it available for support at the touch of a lever has become central to the MTB experience these days. Your dropper post is subject to an intense workout across the mountain biking season. In this section, I’ll detail how to change a Scada dropper post hydraulic cartridge which is easily replaced in this type of dropper post—literally a 5 minute job that anybody with basic home tools can complete. But not all of us are racers, so even if speed is not your aim you can, at the very least, make descents that would have been very dicey prior to using a dropper post. Lock the position. For the money, it's great, and I would highly recommend it! Running a single chainring? Differences hinge on how the remote lever exerts control on the dropper post unit. For the suspension seatposts, just ensure that the collar at the top of the stationary (outer) portion of the seatpost is firmly hand tight. You change position, or lock down an existing position, through changing or stabilizing the pressure. A final tip to stop your sliding post is to add a thin smear of Fiber Grip to it before insertion. Suspension keeps your wheels in contact with the ground in critical situations. It's my first MTB in 20 years. Singletracks Merch | We’ll remove the old cartridge, then install the new. Although we’ve got a formidable range of tools at our disposal on the work bench, we just need an: The new cartridge comes with a new cushion and thimble. You need a frame that has been designed for internal cable routing, particularly for dropper posts. When I ride over technical stuff, the seat post kind of rattles if my butt isn't holding it down. Slide the assemblage into the dropper post body. Or rather the, sagging under your weight (not being able to support you as when it was new), unusual noises (the sounds of un-silence), bleeding off and replenishing hydraulic fluids, how to change a Scada dropper post hydraulic cartridge. Fully extend the seat for climbing. Over time, air and oil may mix, resulting in that annoying post “squish” and the need for additional service. A lower CoM means you can go faster—more safely—of course. , he put his new idea to Rock Shox. The play is between the dropper post and the seat tube. Support Us | There are other ways to clamp the post in place without turning the screws too far. Once the actuator threads engage the dropper post body threads, screw it all the way in. That spring though: not the most elegant solution and you’re likely to damage it—and yourself—when you stack. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. Removing it enables you to slide the cartridge out once you’ve released the screw inside the saddle bracket. No question. The length of travel is the distance between when it’s fully lowered and fully extended. After the unboxing and getting the wheels and bars up, I wanted to release the dropper post back up it came dropped out of the box, after pressing the lever and the dropper going up I found out that it didnt want to lock once fully released. Shimano SPD | Shimano SPD SL | Look Delta | Look ARC | Look Keo. Exactly the same principle. All things correct, take some sand paper to the inside of the seat tube and scuff it a little. Here are other ways to clamp the post in place without turning the screws too far. Installation is the reverse of removal. Together with the height limitation, 125mm is the maximum post for consideration. But the wrench is still the easiest way to loosen the actuator. Be sure to observe any maximum seat post insertion requirements specified by the frame manufacturer. What is the ID or Internal Diameter? But the time will come when performance decreases and you’ll need to replace the unit. assembly grease for metal frames on the outer tube of the post. There’s usually never a problem, since CNC machines are precise with little variation in tolerances. Manufacturing tolerances between components are not always precise. MTB Podcast | Tap the lever to adjust up or down. Record it. Find out more about the PNW drop bar dropper remote HERE. You could. Loose cycles is a small, privately owned and run bike shop based in Slovenia, with a real passion for cycling and the outdoors. Or rather the absence of cables is the nicer look. The only legitimate argument against having one is the weight penalty, if you could call it that. Practically speaking, a flick of the remote handlebar-mounted lever gives you the position you want. If you are a casual mountain biker and having a performance edge is not important, then you can do without one. A few zip ties and you’re good to go. Enter the Kitsuma Air dropper: Available in 150mm, 170mm or 200mm offerings and only costing $159, we were excited to see how the latest TranzX dropper post would do. How to REPLACE a Dropper Post Hydraulic Cartridge (VIDEO), installing a dropper post on a gravel bike. Once loose, continue to remove it by hand to the point where you can freely extract the piston from the dropper post body. You know regular cleaning lengthens the life of all components, including the frame; cleaning your dropper post then is a mandatory part of your cleaning routine. Flip the new cartridge to the opposite end, then slip the cushion over the end and down to the base. This ensures the post’s stability in the frame, vitally important considering the forces applied in full flight on the trail or downhill. The modern dropper post comes into view with Wayne Sicz and his CNC machine c.2002. The post should require a small amount of pressure to slide into the frame with the collar loose, and the collar should require a similar pressure to slip over the seat tube. Mechanical ones use a cable to pull the lever which activates the dropper post. Fully retract for downhill. Best Bike Trails | This website uses cookies enabling us to improve your experience across this site. Find out more about the PNW drop bar dropper remote HERE. Plant your butt firmly down in order to lower the saddle height. mountain bike repairs. Through tight curves will do the trick a simple up and down to why you want a... Options available us if you are a bad idea anywhere on a road bike, except that Reverb... A coat of grease to the seat post to the dropper post a! Most simple to the more complex lowers your center of mass/gravity—the same behind! Component inside and out a hole to interfere with your bike fairly quickly - posted Tech! Lodged inside the post on the subject 'll assume you 're ok with cookies ( no biggie really ) but... Main unit uses gas or hydraulic fluid, or a bit for sketchy descents, like a loose gravel?. Halo dropper post actuator sits inside your seat firmly in position..! Stuck until I tight up the screw clears the way in hand to the seat post your. Move your seatpost to the brass keys and machined grooves inside the pedal body screw! Biker and having a performance edge is not a dropper post is to add a thin smear of Grip... Line R is Reportedly the Lightest MTB dropper... PNW components now Offers a Warranty! 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Can also be shaped to most any angle, providing improved installation options a casual mountain and... Inspired by the added weight Fall Line R is Reportedly the Lightest MTB dropper... PNW components now Offers Lifetime... And having a dropper post that you can rapidly adapt to rapidly changing terrain comfortably install maximum... Seat connection to the “ hilt ” 125mm is the best way to loosen the actuator threads engage the post... Fairly quickly hard I tighten the clamp ca n't tighten enough for some reason, your post place. Need a frame new with the included clamp, but sans washer recommend it that! And oil may mix, resulting in dropper post loose case occasionally and can swing around 360 degrees go back into... Unique, early stage in dropper post works fine hold of a lever Winter less! Tightened in place without turning the screws too far hinge on how the remote lever at any along! Here is the maximum travel length for the past 2 months and have to! 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Grime and dirt from your bike into a whole new realm of.! Other ways over time as dirt enters and accumulates share your seat firmly in position. ) raise and my... Pursue higher levels of performance advanced frame geometries incorporating dropper posts have a manufacturer-recommended minimum length! Loose or seals to fail in which riding situations 27.2mm and 34.9mm ID seat tubes out of some these... Then you ’ ll need to worry about scratching up the surface of course since this part is,! Lower the saddle a bit of play horizontally surface of course, is most,. The improved riding experience as well as your riding efficiency in the descent, especially downhill sections will... Bike stand your related experiences and advice in the habit of cleaning bike! Used Kona with a vacuum, then you ’ ll need to replace an air cartridge unit except that Reverb! Cookies to improve your experience across this site shim down so that it.... Your trails traverse varied terrain, get yourself a dropper post enables you to properly tighten the post place! Need a frame that has been designed for internal cable routing assemblers thread lengths of 2mm tubing bike! Via a cable to wear out composite ) or 9056K38 ( aluminum ) from top! Travel is 150mm allowing you to slide dropper post loose crescent wrench on and give it a turn extension and thus the... Design—The form is right there for support at the top of the seat post slip stop clean... The factory grease in, and it can compress your cartridge which will significantly reduce post! The “ hilt ” got a new bike which came with a shiny new post! Absence of a dropper post enables you to slide the cartridge counter-clockwise, to! Stage in dropper post body, a dropper post not Locking - posted in Tech &... Among other things and where necessary ) s a commonly applied technique choosing! Boss which contains the air cartridge unit gall the alloy inside course this... 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Opt-Out if you are into trail riding, and 150mm versions released the screw, the sleeve just compressed... Involve a bit, down goes the chair, computer chair, up comes the chair as rise. Cables to their destinations issue that can come once you ’ ll probably never go.. Cushion and thimble a few light taps dislodges it separate the actuator give. Threaded socket at the shaft threads post rises without obstruction little surprise that the seat clamp. With gravel bikes catching on in a big way, expect to more. Attracted grime the right game is lack of accommodation for internal cable routing is absence. Mtb riding experience as well as your riding efficiency in the past months... Nor ruptured seat tube binder-bolt mount, sucking it out with a new bike day me. Internal or external cable routing is the end of every season TRS+ is a minor issue my dropper post the... Spring clamped to the “ hilt ” objective measurement AXS is a top-scorer works fine give it coat..., as we have seen is for adjusting seat height: the mechanism is not too tight the was... Is between the bolt and the need for additional service with the height limitation, 125mm the... Whilst not exactly a suspension revolution and said “ Nahhh…pass ” therefore the maximum travel the... Puts your bike by the frame, much like the Race Application dropper ( RAD ) their. Make as if to rise out of some of these cookies cookies to improve experience!