Road Bike Stem Size Chart

There are shorter and longer stems available if you re short or very tall and ride a frame size at the extreme end of the size range.

Road bike stem size chart. Use the sizing fit link at the top of any product page to find the size that s best for you. Shorter stems are responsive and quicker handling which is a great advantage on gravity riding and single technical track. Standard iso size common for bars from the end of the 20th century. Moreover the length of the stalk is critical at the time of fixing how the bike handles.

The rise angle of stem from fork to bar has quite a large effect. Be sure of the type of bicycle you want. Take off your shoes and stand with your legs about 15 20 cm 6 8 apart. Adult bicycle frames are normally measured from the middle of the bottom bracket to the top of the seat tube.

You ll usually be pretty close in estimating your head tube angle at 73 degrees road or 71 degrees mtb. However most stems are not marked and must be measured in order to determine size. 35 1 3 8 easton standard. Stems are available to fit a range of steerer tube sizes with 1 1 8 being by far the most common on both mtb and road bikes.

We re here to help you with your bike sizing and cycling apparel sizing needs. So to arrive at stem angle add the head tube angle to the extension angle from the chart and you ll have a number that most bike shops can use. Road riders like to choose stem length depends on overall bike fit and position for off road riders. In order to alter stem length you must first know the length of your current stem.

Generally speaking stem lengths on road bikes vary from 80 to 140mm with 100 to 110mm perhaps the most common sizes. Titan obsolete standard. If you need a stem length beyond those extremes your bike frame is the wrong size. Road bikes sizes are usually given in centimeters while mountain bike and hybrid sizes are usually given in inches.

Stem length is one aspect of a road bike that you can alter to increase both comfort and performance. Mountain bike city bike or road bike. 31 7 31 8 depending on how manufacturers round down the inch dimension which is 1 1 4 modern oversized standard. Stem length designated in millimeters may be indicated on the stem.

Next using these charts below determine which size bike will work for you. If you fall across two sizes or have questions about the bikes size that will best suit you see the expert fit technicians at your local retailer. As a rule of thumb on a road bike you shouldn t run a stem much shorter than 90mm or much longer than 130mm.