Mountain Bike Shifting Gears On Its Own

On modern mountain bike shifters barrel adjusters are mounted on the shifter right where the cable housing exits the shifter body.

Mountain bike shifting gears on its own. The global mountain bike network is the best mtb youtube channel with videos for everyone who loves dirt. Turn the b screw clockwise to make the gap larger and counterclockwise to close the gap. Gears are a very useful thing to have on almost any bike so it is a good thing to know a bit more about them. This is a bit of a bother and is unpleasant while riding.

I have the feeling that this is a dangerous condition. Most of the time a bike will shift properly with the upper pulley wheel 5 6mm away from the lowest cog. To work out how many gears a mountain bike has you simply multiply the front sprockets by the number of back cogs. I show the most common causes for chains that skip slip jump gears while pedaling auto shifting phantom shifting derailleur.

There are a couple of different options when it comes to types of mountain bike gears. Global mountain bike network 601 360 views. From the full faced helmet downhill mountain biker to the lycra clad cross country rider. Ever since i got my bike surly long haul trucker it has been prone to shifting on its own.

When riding my bike i have to constantly keep pressure on the shift trigger to keep my rear gears from switching. So if we have 3 sprockets on the front and 7 cogs on the back then it s 3 x 7 21 gears. If i try to ride it normally without having my hand on the shifter then it will change gear at random more often so when i pedal harder. If the bike still does not shift repeat the entire process.

When the first cog shifts correctly continue to move through the gears in your cassette fine tuning with the barrel adjuster as you go.