Your part may also be stamped with 5.789-039.0 ( 57890390 ) or 4.025-894.0 ( 40258940 ). For select Karcher models including Karcher K7. Genuine Part no 9.002-524.0 from an authorised Karcher dealer. We can find the exact part for you model using the number from the silver data label that is in the format of 1.xxx-xxx.
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