2001 Mack RD688S, Truck Delivery, I Beams, Fits to: Mack RD688S, (Used) 2001 Mack RD688S, COMPLETE FRONT AXLE BEAM- Make: Mack, Model: 3QHF545-P2, Capacity: 18,000 Lbs, Hub Bolts: 10, Brake Type: Drum, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Truck Year 2001, VIN 1M2P267C61M055778, Axle Make Mack 1M2P267C61M055778