The Shimano FD-M9025 is a conventional double front derailleur that increases front shift performance by 50 percent over the previous M980 model. This adaptive design works on top and bottom pull bikes and fits 28.6, 31.8 and 34.9 seat tubes thanks to included shims.

Shifting is what you would expect - faultless and superb. Cross country racers will love the most refined front shifting to date. Shimano has made a few tweaks for faster shifting with less effort plus allowed for better compatibility with more frames including long travel bikes.

Choose from high mount or low mount. Generally, the low mount is the preferred style for leverage if will fit your frame. The low mount may not always work with seat tubes that flair or are ovalized and the bottom of the tube by the bottom bracket juncture - select . Some folks prefer the high mount for reduced mud build up and its old-school looks.