Vaico V30-3553 Engine Crankcase Breather Hose Kit

Mercedes-Benz Crankcase Breather Hose Kit

Vaico V30-3553 is an engine crankcase breather hose kit for the emission control and crankcase ventilation system. It is built for Mercedes-Benz E320, GL320, ML320, and R320 applications that use OE reference A6420101891.

VAICO Expert Kits+ groups the needed parts into one box for a cleaner parts match during service. The compact kit measures 297 mm long, 142 mm wide, 85 mm high, and weighs 0.222 kg.

Key Features

• Engine crankcase breather hose kit for crankcase ventilation service
• Fits 2007-2009 Mercedes-Benz E320, N/A
• Fits 2007-2008 Mercedes-Benz GL320, N/A
• Fits 2007-2008 Mercedes-Benz ML320, N/A
• Fits 2007-2008 Mercedes-Benz R320, N/A
• OE reference A6420101891 for direct application matching
• VAICO Expert Kits+ product line for grouped service parts
• Part number V30-3553 for catalog lookup and ordering

Product Details

This Vaico crankcase breather hose kit supports the emission control system by routing crankcase vapors through the proper ventilation path. It is a direct-fit service part for Mercedes-Benz E320, GL320, ML320, and R320 models listed above, and it cross-references OE number A6420101891 for the same application. The V30-3553 designation helps confirm the correct hose kit when servicing the crankcase ventilation system on these vehicles.

VAICO Expert Kits+ is the brand’s grouped-parts line, created to simplify repair selection by packaging the required service components together in one reference. For technicians and owners working on Mercedes-Benz E320, GL320, ML320, or R320 crankcase ventilation repairs, V30-3553 provides a catalog-matched solution tied to the OE number and vehicle fitment data.

Common Issues This Part Addresses

• Cracked or deteriorated crankcase breather hose
• Oil vapor routing problems in the ventilation system
• Vacuum leaks related to crankcase ventilation plumbing
• Check engine concerns tied to crankcase ventilation faults
• Improper pressure control valve hose connection service

Installation Notes

Verify the OE number A6420101891 and confirm the vehicle model and year before installation. Inspect the surrounding crankcase ventilation components for wear, oil saturation, or damaged connectors so the new hose kit can be installed on a clean, matched system. Use the listed dimensions, 297 mm by 142 mm by 85 mm, to compare the part against the removed component during parts verification.

Quality Assurance

VAICO Expert Kits+ organizes the required service parts into one box for application-specific repair work. Part number V30-3553 is cataloged for the Mercedes-Benz E320, GL320, ML320, and R320 fitments shown above and references OE number A6420101891 for direct matching.