As we have noted, GPS truck trackers provide precise real-time data on vehicle location. This has made them indispensable to fleet managers, and have allowed for major improvements in efficiency, reliability and overall standards of customer service. For instance, managers are now able to redeploy fleet assets to where they are needed as and when the necessity occurs. So, if one vehicle breaks down, is involved in an accident or simply finds itself caught in traffic, another vehicle can be sent out to handle the job in question.Telematics systems supported by GPS tracking, however, offer the benefits of a truck tracker as well as a wide range of other functions. These include detailed data on driver behavior and vehicle performance. This opens up the possibility of making significant efficiency savings (for example, by allowing for improvements in fuel economy) as well as potentially lowering insurance premiums through improved driver behavior and lower accident rates.