Restore full suction power to your Kärcher wet/dry vacuum with the Kärcher Suction Hose C-40, 4 m (Part 6.906-321.0). This genuine replacement vacuum hose is built to OEM standards, featuring DN40 (C-40) bayonet and clip-on connectors, and a full 4-meter length for reach and flexibility.
Key Features
Genuine Kärcher part, model 6.906-321.0 (also cross-reference )
4 m length — gives you good reach without dragging
DN40 / C-40 bayonet + clip connectors for tight, secure fit
No bend or adapter included — clean, straight hose design
Part number: 6.906-321.0 (Kärcher)
Alternate part reference:
Length: 4.0 m (hose)
Inner diameter / nominal size: 40 mm (DN40 / C-40)
Connectors: Bayonet + clip systems matching Kärcher C-40 interface
Material: Water-resistant, sturdy vacuum hose material (suitable for wet/dry operation