Lose the stem cap the bolt indicating up to where the stem adjusts the bike. Now you should be able to pull out the handlebar stem from the frame by twisting and turning.
If they don t turn tap down on the expander bolt s head with a hammer.
How to raise mountain bike handlebars. Hold onto your handlebars with one hand and use the other hand to turn the top bolt counterclockwise with an allen wrench or hex key. In the following article we will have a step by step look at how you can raise the handlebars of your bike. Pull your handlebars carefully out of the frame.
Part of the series. Try and turn the handlebars. In order to raise a bicycle handlebar stem first determine the size of wrench that is n.
Raising handlebars with a threaded headset system if your mountain bike has a continuous piece of metal connecting the handlebars to the body of the bike you have a threaded headset system. It will ensure that you have complete control over the bike. These systems are more common on older bikes single speed bikes and those with fixed gears.
Lose the bolts of the both sides of the stem. The bolt holds the handlebar of the bike and you should remove it to raise or lower the bars. Remove the bolt and get an allen key on the stem cap.
Depending on your bike riding comfort position the new height of your handlebars. The stem of these systems will have a single bolt on the top. Take off cap and change position the long belt and adjust them safely.
To keep the stem from getting stuck inside the frame clean it and then apply grease. Align the handlebar with the frame and raise it at your preferred height. Loosen the bolt on the top of the handlebars with an allen wrench.
Adjust the handle bars to where you are most comfortable so you can easily stir it later. Stand in front of the bike facing forward. The comfort of a bicycle is determined by many things but knowing how to raise handlebars on a bike is one of the most important things you can do.
A 6mm allen wrench is a common size for the top bolt. 4 stand in front of the handlebars and steady the bike by straddling the front tyre. Turn the bolt 4 5 times or until the handlebars are loose enough to move up and down freely.
Now place back the stem leaving it at your desired height. How to raise bicycle handlebars.