2004 Mack CH613, Truck Tractor, Suspension Assys, Fits to: Mack CH613, (Used) 2004 Mack CH613, SUSPENSION ASSEMBLY, Side: Driver Tandem Front, Make: Mack, Type: Air/ Z spring , For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS), Truck Year 2004, VIN 1M1AA18YX4N156170, Part# Other 1M1AA18YX4N156170