Engines and Components› Oiling Systems

BMW Genuine Parts

Hydraulic Pump Unit

$1,023.61

SKU: 54347193448

In Stock
In Stock
Ships by Sep 9
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The BMW Genuine Parts 54347193448 is a hydraulic pump unit designed for the power folding convertible top on E85 Z4 roadster models. This part is a direct replacement for original BMW hydraulic pumps that may have failed due to corrosion or motor issues. It is compatible with various E85 Z4 models from 2003 to 2008, including the 2.5i, 3.0i, 3.0si, and M Roadster variants equipped with a power folding top.
Show original supplier description
The BMW Genuine Parts 54347193448 is an original BMW hydraulic pump specifically engineered for the power folding convertible top system on E85 Z4 roadster models. It comes pre-filled with fluid, simplifying installation, though an additional fluid part number (54340394395) is available if needed. This genuine BMW part is listed under BMW part numbers 54347193448 and 54-34-7-193-448. It is known to fit the 2003-2008 E85 Z4 2.5i, 3.0i, 3.0si, and M Roadster models equipped with a power folding top. To ensure optimal function and longevity of the new pump, replacing the hydro pump wiring harness (part number 54347122951) is also recommended. About Genuine BMW parts: These are the same components used by BMW during vehicle production, ensuring the highest standards of quality and fitment. When you purchase a Genuine BMW part, you are receiving the exact same quality and specifications as if you were buying from a BMW dealership.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandBMW Genuine Parts
Part Number54347193448
CategoryEngines and Components

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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