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Details
| Specification | Value |
|---|---|
| Brand | THERMOTEC |
| MPN | d4b026tt |
| Core Length [mm] | 169 mm |
| Core Width [mm] | 71 mm |
| Core Depth [mm] | 60 mm |
OE numbers (2)
Search by this OE number to find compatible parts
- BMW—17217601951
- BMW—17217638580
Where this part fits
Original-fit position for OE 17217638580. The red ring marks where this part installs on the vehicle.
About this product
Sourced from THERMOTEC, this oil cooler automatic transmission (D4B026TT) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Material: Steel, Core Length [mm]: 169 mm, Core Width [mm]: 71 mm, Core Depth [mm]: 60 mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit BMW models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 17217601951, 17217638580. Matching these numbers confirms a like-for-like replacement with no loss of function. THERMOTEC is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
Suitable cars
No equivalent parts found.
Oil Cooler Automatic Transmission THERMOTEC D4B026TT — compatible car models
| Car models | BMW: 5 (F10), 5 Gran Turismo (F07), 5 Touring (F11), 6 Convertible (F12), 6 Coupe (F13), 6 Gran Coupe (F06), 7 (F01, F02, F03, F04) |
|---|---|
| Engines | 523 i; 550 i; 650 i; 730 i, Li |
| Year of manufacture | 2008-2018 |
| Manufacturer article number (MPN) | D4B026TT |
| OE part numbers | 17217601951, 17217638580 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
THERMOTEC d4b026tt . Core Depth [mm]: 60 mm. Core Length [mm]: 169 mm. Core Width [mm]: 71 mm. Material: 1
- 1x Oil Cooler Automatic Transmission
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 5–9 business days
- Order before 5pm — ships the next working day
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Oil Cooler Automatic Transmission compatible with my car?
This Oil Cooler Automatic Transmission fits BMW vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this THERMOTEC Oil Cooler Automatic Transmission have?
This THERMOTEC Oil Cooler Automatic Transmission has the following specifications: Material: 1; Core Length [mm]: 169 mm; Core Width [mm]: 71 mm; Core Depth [mm]: 60 mm. Check the full specifications table above for complete details.
What OE part numbers does this Oil Cooler Automatic Transmission replace?
This Oil Cooler Automatic Transmission replaces OE part numbers: 17217601951, 17217638580. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Oil Cooler Automatic Transmission cost?
This THERMOTEC Oil Cooler Automatic Transmission is available for £101.99. Oil Cooler Automatic Transmission prices vary depending on brand, specifications, and vehicle compatibility. THERMOTEC parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Oil Cooler Automatic Transmission?
Regular inspection of your Oil Cooler Automatic Transmission is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Oil Cooler Automatic Transmission?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Oil Cooler Automatic Transmission fitted by a professional mechanic.
Can I use this part as a replacement for OE 17217601951?
Yes, this THERMOTEC Oil Cooler Automatic Transmission is a direct replacement for OE part number 17217601951. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
