Replace your faulty transmission control unit with this 100% Genuine BMW OEM 8HP45 Automatic Transmission Valve Body / Mechatronic Assembly, removed from a running vehicle. This original factory unit ensures proper gear shifting performance and smooth transmission operation when correctly installed and programmed.

🔹 Product Details:

• Part Name: Automatic Transmission Valve Body / Mechatronic Unit

• BMW / ZF Part Number: 026550046

• Transmission Type: 8HP45 Automatic

• Engine Compatibility: N20

• Condition: USED – Genuine BMW OEM

• Item Included: Complete valve body / mechatronic assembly (as shown in photos)

• Type: Original factory transmission control unit

🔹 Vehicle Compatibility:

• BMW 3 Series – 320i / 328i (N20 Engine)

⚠️ Compatibility may vary depending on production year, drivetrain (RWD/xDrive), and transmission variant.

✅ Please confirm your transmission type is 8HP45 and match part number 026550046 before purchasing.
📩 You may provide your VIN number for compatibility verification prior to buying.

🔹 Module Function:

The 8HP45 Mechatronic Unit controls:

• Gear selection and shifting

• Hydraulic pressure regulation

• Torque converter lock-up

• Adaptive shift strategy

• Communication between TCU and Engine ECU

Common symptoms of failure include:

• Harsh or delayed shifting

• Gear slipping

• Transmission malfunction warning

• Limp mode activation

• No gear engagement

🔹 Condition Description:

• Removed from running vehicle

• Fully tested prior to removal

• Good working condition

• No visible cracks or housing damage

• Connectors and pins intact

• Normal cosmetic wear due to use

• Item sold exactly as shown in listing photos

🔹 Installation & Programming:

• Professional installation strongly recommended

• Coding/programming and adaptation reset required

• New transmission fluid, filter, and sealing sleeve recommended during installation

• Buyer responsible for proper compatibility and installation

Please consult a qualified BMW or transmission specialist before installation.

🔹 Shipping Information:

• Secure packaging to prevent transport damage

• Fast dispatch after cleared payment

• Worldwide shipping available

• Tracking number provided

🔹 Customs Duties & Import Charges (Important Notice):

For international buyers:

Import duties, VAT, taxes, and customs clearance fees are NOT included in the item price or shipping cost.

These charges are determined by your country’s customs authority and are the buyer’s responsibility.

Please check with your local customs office before purchasing to avoid unexpected charges.

We do not mark items as “gift” or declare lower values on customs documentation.

🔹 Why Buy From Us?

✔ Genuine BMW OEM Parts
✔ Fully Tested & Quality Checked
✔ Secure International Packaging
✔ Fast Worldwide Shipping
✔ Reliable Customer Support