John Deere 4044M, 4066M, 4044R, 4052M, 4052R Tractor – Owners Operators Manual – OMTR135282. John Deere 4066M Tractor. John Deere 4044R Tractor. John Deere 4052R Tractor. John Deere 4044M Tractor. John Deere 4052M Tractor.