Road Bike Stem Rise
So as a rider you need to know how is stem angle measured and the significant impact of stem rise.
Road bike stem rise. Stem lengths are measured along the centerline of the stem extension so a 120mm stem with a 90 degree angle actually has a horizontal length of only 115mm. Some stems have a moderate rise while others like the above ritchey 4axis stem model have an 84 degree rise. Polished sliver holdsworth gran sport stem in various lengths to fit 31 8 oversize bars. The other factor to also consider when choosing stem length is the rise of the.
The stem rise refers to the stem s angle in degrees relative to the fork steerer tube and affects bike positioning and reach. A 90 degree or zero rise stem would have an angle of about 17 degrees relative to the ground and a rise of around 35mm. As a rule of thumb on a road bike you shouldn t run a stem much shorter than 90mm or much longer than 130mm. Stems can also be flipped so you d get 10 degrees of drop and the commiserate lower bar position.
Holdsworth is an iconic vintage retro brand we love so much we re reviving it. The rise angle of stem from fork to bar has quite a large effect. You also need to consider the stem rise and this has to do with the angle of the stem itself. Precision made and simply gleaming in highly polished silver finish now you can add a touch of class to your bike.
So a stem with 10 degrees of rise has a 10 degree angle between the handlebar clamp and the fork steerer. Often overlooked is the true horizontal length of the stem. 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. Wake bicycle stem 0 60 degree adjustable mountain bike handlebar stem 25 4mm 31 8mm road bike adjustable riser mtb bike stem 90 110mm aluminum alloy rise mtb road bike stem 3 price 13.
Sanzhi bike stem 25 4 31 8 110mm 0 60 degree adjustable mtb riser stem short handlebar stem mountain bike stem for bicycle mtb road bike cycling bmx by sanzhi 19 99 19. The angle is measured in degrees and is directly linked to the positioning of the bike and its handlebars. Generally speaking stem lengths on road bikes vary from 80 to 140mm with 100 to 110mm perhaps the most common sizes. High quality holdsworth stem for the refined gentleman.
If you need a stem length beyond those extremes your bike frame is the wrong size.