The DEUTZ-FAHR 4231199 is a genuine OEM in-line injection pump designed for a wide range of Deutz-Fahr D and DX series agricultural tractors. This critical component ensures precise fuel delivery to the engine, optimizing combustion efficiency, power output, and overall engine reliability. It is a direct replacement for the original part, guaranteeing perfect fit and function for models including D 6006, D 6206, D 6806, D 7006, D 7206, D 7506, D 8006, D 9006, D 10006, D 13006, D 16006, DX 80, DX 85, DX 90, DX 110, DX 120, DX 140, DX 145, and DX 160.