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Genuine new Bosch nozzle and holder assembly, part number 0432191285, for Mercedes-Benz MBE906 and MBE4000 engines with Bosch unit pump fuel systems, as fitted to Freightliner, Sterling and Western Star trucks. Replaces Mercedes A0020105351 and A0060170321. Mechanical injector — no ECM coding required.
Key Features:
Specifications:
Compatibility / Fitment:
Fits Mercedes-Benz MBE906 and MBE4000 engines in Freightliner M2 106, Business Class, Columbia and Century Class, Sterling Acterra, A-Line and L-Line, and Western Star trucks.
Fitment gate — unit pump engines only:
This is the mechanical injector for MBE engines with Bosch unit pumps. It is not the common rail injector used on the later Detroit DD13 and DD15. Read the part number off the injector you are removing and confirm it appears in the reference list above.
Installation: replace the injector seals and the copper heat shield washer on every installation. Torque the hold-down to Mercedes specification.
Quantity: one per cylinder — six for either engine.
Common interchanges: A0060170321, A0020105351, A0060175421
Conclusion:
Bosch 0432191285 is the genuine new mechanical injector for Mercedes-Benz MBE906 and MBE4000 unit pump engines in Freightliner, Sterling and Western Star trucks, replacing Mercedes A0020105351 and A0060170321. No coding required. Order six for a full set.