The Polaris Trailblazer is a tough, dependable all terrain vehicle that is chain driven. Chain drives produce dependable power and are relatively easy to adjust and maintain. Chains and sprockets themselves require regular maintenance in order to keep the bikes in good running order, therefore it is helpful to know how to tighten a chain on your Polaris Trailblazer. It is a relatively easy process that any home mechanic can perform with a bit of practice.
Detach any chainguards or other guards from the swing arm by removing the mounting bolts with the screwdrivers. Use the socket wrench to loosen the castle nuts on each side of the axle shaft.