By Katie Weiler | September 28, 2010

CB-634DEnhanced model CB-634D double-drum vibratory asphalt compactor features thicker drum shells, automatic speed control with impact spacing indicator, new operator's station, five amplitude settings, higher centrifugal forces and more. The unit weighs 28,160 pounds and has a drum width of 84 inches. It is powered by a 145-hp Cat 3116T diesel engine. Its fuel-system capacity has been increased by 20 percent to 66 gallons.