Mountain Bike Handlebar Stem Length

Mountain and road bike stems are available in different lengths and rises to suit the needs of any rider.

Mountain bike handlebar stem length. Shorter stems allow for quicker handling and are preferred by many downhill riders whereas cross country riders enjoy longer stems for their superior climbing performance. In addition other factors like the handlebar sweep rise and stem length can play major factors in finding the perfect handlebar set up for you. Stems help you achieve a proper bicycle fit. It s a bit heavy but for the price you get an amazing stem.

On most modern mountain bikes you should be aiming for a stem length somewhere between 50mm and 80mm. It is not so much the short stem that is important but the resulting hand placement relative to the steering axis. On stems this measurement may be made along an imaginary line. We call it stem length.

Dimension 31 8 stems are fully forged 6061 t6 aluminum stems that have a 4 bolt handlebar clamp. It comes in a few lengths but our most commonly sold model is the 40mm length x 31 8mm clamp. For most mountain bikes this means super short stems. Stem length measure center of the stem binder bolt to the center of the bars.

The best average stem length for modern mountain bikes falls between 50 mm and 80 mm. How to measure a bike stem. Especially on shorter stems hold angle finder so it is parallel to stem angle. While 760 mm seems to be a good middle ground width for modern mountain bike handlebars there are pros and cons to both wider and narrower variations.

Breaking down the pros and cons of handlebar width. The real length of the stem from the center of the steering bore to the handlebar clamp. Long stems are more stable when climbing using narrow handlebars. Stem angle record the stem angle from horizontal.

As for handlebar clamp diameter 31 8mm is the most common and accounts for nearly all road bike stems but you ll also encounter plenty of 35mm options especially for more demanding applications such as enduro mountain biking. It stem is upward sloping record as a positive number. In the stem is downward sloping record as a negative number.