Construction Machinery: Medium-Sized Excavator John Deere

Model	Specific ground pressure
85D	25.5 kPa - 3.7 lb / sq. inch
80C	25 kPa - 3.6 lb / sq. inch
75D	25.5 kPa - 3.7 lb / sq. inch
75C	24.3 kPa - 3.5 lb / sq. inch
60D	30 kPa - 4.4 lb / sq. inch
50D	30 kPa - 4.4 lb / sq. inch
50C ZTS	26.2 kPa - 3.8 lb / sq. inch
50 ZTS	26.3 kPa - 3.8 lb / sq. inch
190E	3.5 kPa - 3.5 lb / sq. inch