How To Replace Gears On A Bike. I have a 7 gear shift bike I got from a friend but it wont go to 2 Or 1st gear the derailluer also popped off do I need to replace the derailluer or can I salvage it also do I need to replace the gear shift or can I salvage that or do I nÊe to replace the bike all together please help thank you. When to Change Gears.

Bike Cassette and Chain Maintenance Thoroughly clean your cassette at least a couple times per year. The rear is where most of your shifting takes place. Replace the crimp on the end of the cable and drip a small amount of bicycle lubricant on the cable where it enters the housings to assist with shifting.
Your bikes rear cassette is the stack of cogs gears mounted on the right-hand side of your rear wheel.
Replacing and adjusting your rear derailleur to make sure that your gears are shifting correctly is a relatively easy task when you know howFollow GCN on Yo. Most bikes with gears have between 5 and 10 gears in the back. If it shifts smoothly through all gears you do not need to adjust it further. The chain connects the front chainrings and the rear cogs so that when you turn.
