John Deere 9R 390 Tire Size
Quick answer: The John Deere 9R 390 tractor tire size is front 710/70R42 and the rear is 710/70R42. Front tire710/70R42 Rear tire710/70R42 Front/rear setupSame front and rear tire size Tire pressure35 PSI, 18 PSI Rim diameter42 in front/rear Ballast50 gal John Deere 9R 390 Tire Size Details Front tire size 710/70R42 Rear tire size 710/70R42 … Read more