Driving impression: John Deere 7830 tractor Even more so than with the 6030s on the previous pages, John Deere’s new 7030 tractors are strikingly similar to their predecessors, the 7020s. In fact, most observers would be hard pushed to spot any discernible differences at all. Drive the lighter but more powerful 7030s, however, and the internal changes soon start to surface – as we find out aboard the 151kW/205hp (97/68 EC) 7830 model