John Deere DB60 Corn Planter on Tracks April 1, 2016 by farmlifetoday bigtractorpowerFri, April 1, 2016 4:08amURL:Embed:John Deere 9470R 4wd pulling a 60ft John Deere DB60 corn planter equipped with tracks to reduce soil compaction. http://www.bigtractorpower.com