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Details
| Specification | Value |
|---|---|
| Brand | NRF |
OE/OEM numbers (1)
Search by this OE number to find compatible parts
- BMW—17217593856
Where this part fits
Original-fit position for OE 17217593856. The red ring marks where this part installs on the vehicle.
About this product
NRF Oil Cooler Automatic Transmission (31857) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Compatible with BMW vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 056010N, 06013740, 17217593856, 356005 and 4 more. Matching these numbers confirms a like-for-like replacement with no loss of function. NRF 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 from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
About NRF
NRF, founded in 1927 in the Netherlands, is Europe's leading specialist manufacturer of cooling and climate control components. NRF specialises in radiators, condensers, evaporators, compressors, heater cores, and cooling fans. As an OE supplier to major manufacturers and with products tested to exceed factory specifications, NRF ensures reliable thermal management for all vehicle types. With nearly a century of cooling expertise and the largest product range in the sector, NRF is the first choice for heating, cooling, and air conditioning repairs.
Suitable cars
Equivalent products (7)
Oil Cooler Automatic Transmission NRF 31857 — compatible car models
| Car models | BMW: X3 (F25), X4 (F26) |
|---|---|
| Engines | sDrive 20 i; M 40 i |
| Year of manufacture | 2010-2018 |
| Manufacturer article number (MPN) | 31857 |
| OE part numbers | 17217593856 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
NRF 31857
- 1x Oil Cooler Automatic Transmission
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- 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 NRF Oil Cooler Automatic Transmission have?
The package includes the Oil Cooler Automatic Transmission as described in the specifications above. Check the "What's included" section for a full list of components. If mounting hardware or accessories are required, they will be listed separately.
What OE part numbers does this Oil Cooler Automatic Transmission replace?
This Oil Cooler Automatic Transmission replaces OE part numbers: 17217593856. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Oil Cooler Automatic Transmission cost?
This NRF Oil Cooler Automatic Transmission is available for £98.99. Oil Cooler Automatic Transmission prices vary depending on brand, specifications, and vehicle compatibility. NRF 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 17217593856?
Yes, this NRF Oil Cooler Automatic Transmission is a direct replacement for OE part number 17217593856. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the NRF 31857 the same as the NRF 31004A?
No, while both are Oil Cooler Automatic Transmission parts, they are different products. The NRF 31857 has specific dimensions, material composition, and fitting requirements. The NRF 31004A may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
