Judie Taylor was confident the timing, the buyer and the market were right for selling DUECO Inc., the family-owned specialty truck and equipment business her grandfather, Pete Dalum, established in 1955. It was still a relief to get a stamp of approval from her grandmother, Dolores Dalum, who assured that it was OK to move on, move forward and start the next chapter, after three generations. For DUECO, that means becoming a part of Terex Corp.'s utilities division, and for Taylor, it means taking…