How Do You Replace Gear Shift On Older Bike?
Until the appearance of integrated shifters in the 1990s, road bikes often had shifters on the down tubes of the bicycle frame. While easy to maintain and operate, down-tube shifters required the cyclist to remove a hand from the handlebar and reach down to shift gears. On the upside, the design made it relatively easy to replace the shifter. There was no handlebar tape to remove and no underside bracket to unscrew. Removal Step 1 Loosen the shifter cable anchor bolt with a 5-mm Allen wrench to remove your old shifter. To locate the bolt, follow the cable from the shifter to its terminus, just past the body of the derailleur. Step 2 Cut the metal crimp from the end of the cable and push the cable until the head emerges from the shifter. Pull the cable from bike. Step 3 Unscrew the fixing bolt in the center of the shifter using a flat-head screwdriver. If there is no screw, there will be a D-ring in its place. Unscrew the D-ring. Step 4 Work the shifter free of the bike using only your
