When the selector forks become worn, renewal is the only practical solution for a reliable gear change mechanism. Renewal of all the interfacing parts at the same time will provide a smoother more accurate trouble-free gear change.
Some of the other components related to this assembly you may wish to replace at the same time:
Order all the seals and gaskets required at the same time - try this gasket sealant: 08C70K0234M as used by workshop professionals!
This component may have other applications in the Suzuki model range, so please ensure the part-number is correct for your model before placing your order.