BMW Z4 Convertible Hydraulic Power Top Pump Motor Replacement Swap-In-Ready For E85 2003 2008 2.5i 3.0i M Roadster Convertible Fits 2-Door Models OEM Part Numbers 54347193448 54347119633

Hydraulic Top Pump for BMW Z4 Convertible E85 (2003-2008)
✔️ OEM 54347193448 & 54347119633; single unit top pump for Z4

This hydraulic top pump is a swap-in replacement for BMW Z4 E85 convertibles (2003-2008). It powers the power roof on 2-door models and M Roadster variants, restoring reliable operation when the original unit wears out. Professional installation is recommended for best fit and safety.

✅ OEM part numbers 54347193448 and 54347119633
✅ Fits 2003-2008 BMW Z4 2-door models and M Roadster convertibles (2-door)
✅ Replaces worn or failing hydraulic top pump for smooth roof operation
✅ Easy swap-in replacement; tested before shipping for reliability
✅ Single-unit package; ready for immediate installation

💡 What is the purpose of a hydraulic top pump in a car roof system? The handy unit powers roof motion by delivering hydraulic pressure to the actuators, enabling smooth opening and closing. - Handy replacement option for maintenance and repair - Maintains reliable roof operation when the original unit fails - Requires proper seals and connections to prevent leaks - Professional guidance helps ensure a proper fit