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Details
| Specification | Value |
|---|---|
| Brand | AUTOFREN SEINSA |
| MPN | d025137 |
| Category | piston, brake calliper |
| Fitting Position | Front Axle |
| Diameter [mm] | 54 mm |
| Height [mm] | 44 mm |
| Brake System | DELCO |
OE numbers (14)
Where this part fits
Original-fit position for OE 3487987. The red ring marks where this part installs on the vehicle.
About this product
Sourced from AUTOFREN SEINSA, this piston, brake calliper (D025137) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Fitting Position: Front Axle, Diameter [mm]: 54 mm, Height [mm]: 44 mm, Material: Brass, Brake System: DELCO — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit OPEL, VAUXHALL 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: 03487987, 03487988, 03487989, 03487990 and 14 more. Matching these numbers confirms a like-for-like replacement with no loss of function. AUTOFREN SEINSA is a recognised supplier of automotive braking 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
Equivalent products (4)
piston, brake calliper AUTOFREN SEINSA D025137 — compatible car models
| Car models | OPEL: OMEGA A Estate (V87), OMEGA A (V87); VAUXHALL: CARLTON Mk III Estate (V87), CARLTON Mk III Saloon (V87) |
|---|---|
| Engines | 1.8 (F35, M35); 1.8 (F19, M19, N19); 1.8 i; 1.8 |
| Year of manufacture | 1986-1994 |
| Manufacturer article number (MPN) | D025137 |
| OE part numbers | 03487987, 03487988, 03487989, 03487990, 3487987, 3487988, 3487989, 3487990, 542221, 542222, 542223, 542224, 6143445, 82AB2L231BB |
Compatibility check
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Please wait while we load vehicle compatibility information.Description and what's included
AUTOFREN SEINSA d025137 piston, brake calliper. Brake System: DELCO. Diameter [mm]: 54 mm. Fitting Position: VA. Height [mm]: 44 mm. Material: 10
- 1x piston, brake calliper
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 4–8 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 piston, brake calliper compatible with my car?
This piston, brake calliper fits OPEL, VAUXHALL 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 AUTOFREN SEINSA piston, brake calliper have?
This AUTOFREN SEINSA piston, brake calliper has the following specifications: Fitting Position: VA; Diameter [mm]: 54 mm; Height [mm]: 44 mm; Material: 10; Brake System: DELCO. Check the full specifications table above for complete details.
What OE part numbers does this piston, brake calliper replace?
This piston, brake calliper replaces OE part numbers: 03487987, 03487988, 03487989, 03487990, 3487987, 3487988, 3487989, 3487990 and 6 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a piston, brake calliper cost?
This AUTOFREN SEINSA piston, brake calliper is available for £9.99. Piston, brake calliper prices vary depending on brand, specifications, and vehicle compatibility. AUTOFREN SEINSA parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my piston, brake calliper?
Regular inspection of your piston, brake calliper 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 piston, brake calliper?
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 piston, brake calliper fitted by a professional mechanic.
Can I use this part as a replacement for OE 03487987?
Yes, this AUTOFREN SEINSA piston, brake calliper is a direct replacement for OE part number 03487987. 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 AUTOFREN SEINSA D025137 the same as the AUTOFREN SEINSA D025102?
No, while both are piston, brake calliper parts, they are different products. The AUTOFREN SEINSA D025137 has Fitting Position: VA, Diameter [mm]: 54 mm, Height [mm]: 44 mm. The AUTOFREN SEINSA D025102 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.
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