How to Easily Change a Stem on Your Mountain Bike in Just a Few Steps
To change the stem on a mountain bike, first, remove the handlebar grips and unscrew the bolts on the top cap of the stem. Use a hex wrench to loosen the bolts on the stem clamp and remove the stem. Replace the old stem with the new one and tighten the bolts back in place. Finally, reattach the handlebar grips and adjust the stem to the desired position.