Run your fingers along the inside of the tire very carefully.ĩ. NOTE: Sometimes glass or other small sharp objects can cause a flat tire. Remove anything that could immediately cause another flat. Gently run your fingers through the inside of the tire, feeling for anything sharp, and visually inspect the outside of the tire for anything still stuck in the rubber. If you’re fixing a flat, check for the source of the flat before replacing the tube. Pull the old tube out of the tire, beginning at the valve stem (the part where you connect a pump).Ĩ. Once you have a few inches over the rim, work your way around the rest of the wheel to completely remove one side of the tire from the rim.ħ. A few inches away from the first tire lever, use the scooped side of your second tire lever to work more of the tire over the edge. Attach the hooked end of the tire lever to the nearest spoke.Ħ.
Once the wheel is off the bike, start near a spoke and use the scooped end of your tire lever to grab the edge of the tire and work it over the edge of the rim. If your bike has thru axles, you will need to unthread the axle until you can easily pull the entire axle out of the frame. Set the bike down on the non-chain side.Ĥ. The wheel should easily come out as you tilt it away from the frame.
Hold the wheel down with one hand and lift up on the bike with the other. Stand on the non-chain side of the bike and open the quick release. If you have v-brakes, push both sides in to remove pressure from the brake cable, and disconnect it. If you have caliper (rim) brakes, use the lever on the side to loosen the brakes. Keep the bike right side up, and shift the into the most difficult gear in the back (smallest cog).Ģ. The process is the same for a front tire, just slightly easier since you don’t have to deal with the chain and gearing while removing the wheel.ġ. These instructions are for repairing a rear flat tire.
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