Custom RigsPHOTOS: Day 2 at the Great West Truck ShowOverdrive StaffMay 31, 2013Updated Jun 1, 2013 Add us as a preferred source on Google Related StoriesCustom RigsBlack cherry duo shows off pink flames, skullsCustom RigsFrench truckers get hitched in front of show truckCustom RigsWestern Star gets in on Transformers actionCustom RigsPHOTOS: What to drive when the broom’s brokenTop StoriesCustom RigsClose look: How Trucker of the Year hits 10.5 mpg with '19 Freightliner mods, operationsIn addition to his Cascadia and Utility dry van's specs, owner-op John Penn made big aero improvements, particularly on the trailer. Run through aero and other significant upgrades, in addition to operational mods for fuel efficiency, with Penn in this video.RegulationsDepartment of Justice officially reschedules marijuana: What truckers need to knowEquipmentUsed-truck purchasing heating up: Pricing offers mixed signals in latest dataOverdrive Extra'Road's good for thinking,' but real life's where it takes you backBusinessWhy freight rates are finally heating upOverdrive RadioLatest EpisodeJust how high has owner-ops' truck-trailer maintenance cost moved?More episodes »