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Details
| Specification | Value |
|---|---|
| Brand | BOSCH |
| MPN | f026404004 |
| Height [mm] | 149 mm |
| Outer Diameter [mm] | 63.5 mm |
OE/OEM numbers (7)
Search by this OE number to find compatible parts
- VOLVO—1521527
- VOLVO—20776259
- RENAULT / RENAULT KOREA—47 85 105 048
- RENAULT / RENAULT KOREA—74 01 521 527
- RENAULT TRUCKS—74 21 990 552
- RENAULT / RENAULT KOREA—74 85 105 048
- VOLVO—85105048
Where this part fits
Original-fit position for OE 1521527. The red ring marks where this part installs on the vehicle.

About this product
Sourced from BOSCH, this hydraulic filter automatic transmission (F 026 404 004) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Height [mm]: 149 mm, Outer Diameter [mm]: 63, Rubber mm, Filter type: Stainless Steel — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. This part supersedes original equipment references: 1521527, 20776259, 2247, 47 85 105 048 and 20 more. Matching these numbers confirms a like-for-like replacement with no loss of function. BOSCH is a recognised supplier of automotive filtration 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 BOSCH
Robert Bosch GmbH, founded in 1886 in Stuttgart, Germany, is one of the world's largest automotive parts suppliers. Bosch specialises in braking systems, fuel injection, spark plugs, alternators, and electronic engine management. As an OE supplier to virtually every major car manufacturer, Bosch parts meet or exceed original equipment specifications. With over 130 years of engineering innovation, choosing Bosch means choosing proven reliability backed by extensive research and development.
Suitable cars
Vehicle matches are curated from manufacturer data
Confirmed fits based on manufacturer data.Equivalent products (18)
Hydraulic Filter Automatic Transmission BOSCH F 026 404 004 — compatible car models
| Manufacturer article number (MPN) | F 026 404 004 |
|---|---|
| OE part numbers | 1521527, 20776259, 47 85 105 048, 74 01 521 527, 74 21 990 552, 74 85 105 048, 85105048 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
BOSCH f026404004 . Filter type: 9. Height [mm]: 149 mm. Outer Diameter [mm]: 63,5 mm
- 1x Hydraulic Filter 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 Hydraulic Filter Automatic Transmission compatible with my car?
Use the vehicle selector at the top of the page to check compatibility. Enter your car's make, model, and engine — we'll confirm whether this Hydraulic Filter Automatic Transmission fits. All fitment data is verified through TecDoc.
What specifications does this BOSCH Hydraulic Filter Automatic Transmission have?
This BOSCH Hydraulic Filter Automatic Transmission has the following specifications: Height [mm]: 149 mm; Outer Diameter [mm]: 63,5 mm; Filter type: 9. Check the full specifications table above for complete details.
What OE part numbers does this Hydraulic Filter Automatic Transmission replace?
This Hydraulic Filter Automatic Transmission replaces OE part numbers: 1521527, 20776259, 47 85 105 048, 74 01 521 527, 74 21 990 552, 74 85 105 048, 85105048. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Hydraulic Filter Automatic Transmission cost?
This BOSCH Hydraulic Filter Automatic Transmission is available for £14.99. Hydraulic Filter Automatic Transmission prices vary depending on brand, specifications, and vehicle compatibility. BOSCH parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Hydraulic Filter Automatic Transmission?
Regular inspection of your Hydraulic Filter 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 Hydraulic Filter 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 Hydraulic Filter Automatic Transmission fitted by a professional mechanic.
Can I use this part as a replacement for OE 1521527?
Yes, this BOSCH Hydraulic Filter Automatic Transmission is a direct replacement for OE part number 1521527. 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 BOSCH F 026 404 004 the same as the BOSCH F 026 404 006?
No, while both are Hydraulic Filter Automatic Transmission parts, they are different products. The BOSCH F 026 404 004 has Height [mm]: 149 mm, Outer Diameter [mm]: 63,5 mm, Filter type: 9. The BOSCH F 026 404 006 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.