Manufacturer Part Number: 4387658, 4387658, 0444042136, 098644D232, 1819797. Interchange Part Number: 1819797R, 4387658RX, 4387658, 2871880, 4387305, 2871879. Replaces Cummins -> 4387658, 4387305, 2871879, 2871880, 4387658NX, 4387658RX.
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