BusinessGallery: trailer tracking systemsAaron HuffJun 15, 2014 Add us as a preferred source on Google Related StoriesBusinessPower up: trailer tracking systems are beating the oddsBusinessFMCSA still pushing for insurance hike, speed limiter rules in 2014Business14th Mexican carrier joins FMCSA pilot program, agency investigating another for violationsPartner InsightsContinental's Extreme Duty Multi V-Belts designed for extreme temperaturesTop StoriesSafety & ComplianceFeds reclassify marijuana, still banned for truckersMarijuana, which accounts for nearly 60% of all positive drug tests among commercial drivers, remains a prohibited substance under 49 CFR Part 40.TechnologyHow weigh station and toll bypass tech help fleets save on fuel costsSafety & ComplianceLawmakers press HHS on drug testing standardsSafety & ComplianceAvoiding ELD violations: 'Details are always your friend'Featured SponsorContinental's Extreme Duty Multi V-Belts designed for extreme temperaturesGet all the info on the top 250 trucking companies in AmericaView, sort and download the trucking industry’s most comprehensive ranking of for-hire carriers in North America, based on a blend of metrics including fleet size, annual revenue and number of drivers.White PapersGood for the Fleet, good for the communitySafer drivers. Stronger communities. Smarter operations. Discover how telematics and AI-powered fleet technology make it all possible.