How to Change a Bottom Bracket on a Mountain Bike: Step-by-Step Guide
To change a bottom bracket on a mountain bike, start by removing the pedal from the non-drive side of the bike. Then use a bottom bracket tool to remove the cranks from the bottom bracket. Next, remove the bottom bracket using a bottom bracket tool. Install the new bottom bracket into the frame using the same tool. Ensure the bottom bracket is tightened to the manufacturer’s specifications. Finally, install the cranks and pedal onto the bottom bracket.