One New Aftermarket Exhaust Manifold Center Replacement Fits Caterpillar Wheel Compactor Models: 825C, 825G, 826C, 826G Fits CAT Truck Models: 735, 740 Fits CAT Excavator Models: 245, 245B, 245D Fits CAT Motor Grader Model: 16G Fits CAT Engine Models: 3406, 3406B, 3406C, 3456, C15 This part fits models: 16G, 245, 245B, 245D, 3406, 3406B, 3406C, 3456, 735, 740, 825C, 825G, 826C, 826G, C15 Reference Numbers: 1028501, 1028501-A, 1028502, 1028502-A, 4N0972