New or Used

It is time to replace 4 of my tri axle dump trucks.
Here are some of the prices I have got on a new trucks

International 4700 C13 Cat 330HP 8ll 16.5' Alison slanted body $110,000ea

Mack Granite 375HP Mack 10spd 16.5' Alison slanted body $112,540ea

Peterbilt 335 ISM Cummins 310HP 8ll 16.5' Alison slanted body $91,000ea

Or I can get used 5 2000 Sterling tri axles 300HP Cat Alison Automatic 16.5 Alison slanted body 230K mi avg. for $52,000ea