Forestry and Logging Equipment: Felling-and-Bunching Machine John Deere

Model	Specific ground pressure
959J	75.8 kPa - 11 lb / sq. inch
953J	70.3 kPa - 10.2 lb / sq. inch
909J	72.3 kPa - 10.5 lb / sq. inch
903J	64.1 kPa - 9.3 lb / sq. inch
853J	64.1 kPa - 9.3 lb / sq. inch
843J	77.2 kPa - 11.2 lb / sq. inch
759J	59.3 kPa - 8.6 lb / sq. inch
753J	49.6 kPa - 7.2 lb / sq. inch
643J	73.1 kPa - 10.6 lb / sq. inch