Used 2006 MACK RD688 Tri-Axle Steel Dump Truck in SHOEMAKERSVILLE,PADump Truck for Sale / Tri-Axle Steel Dump trucks Dump Truck / Tri-Axle Steel Dump trucks Dump Truck in PA / MACK Dump Truck / MACK Tri-Axle Steel Dump trucks Dump Truck / 2006 MACK RD688 #1184 We're Sorry, This MACK RD688 has been Sold Please explore similar units below that are still available and looking for new owners.