First, we are happy to report that your Polaris Ranger XP 1000 is likely just fine. The top speed issue is probably related to a safety feature that limits top speed when your seatbelt is unbuckled. If you are riding in your Ranger XP 1000 unbuckled, the rig will electronically limit its top speed to just 15 mph. Before you call your dealer, make sure your seatbelt is fastened. In case you are new to UTVs, let’s cover some safety basics.