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Details
| Specification | Value |
|---|---|
| Brand | TOPRAN |
| Fitting Position | Front |
| Fitting Position | Driver Side |
OE/OEM numbers (3)
Search by this OE number to find compatible parts
- SEAT / VW—1J4 959 857
- SEAT / VW—1J4 959 857B
- SEAT / VW—1J4 959 857D
Where this part fits
Original-fit position for OE 1J4959857. The red ring marks where this part installs on the vehicle.
About this product
TOPRAN Switch Door Lock System (112 408) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Number of Doors: Copper, Fitting Position: Front, Fitting Position: 111, Fitting Position: FS, Colour: Ceramic — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with SEAT, VW 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: 000050980010, 04086, 050081012LGK, 050081048LGK and 73 more. Matching these numbers confirms a like-for-like replacement with no loss of function. TOPRAN 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 TOPRAN
TOPRAN, part of the Hans Thomsen Group headquartered in Hamburg, Germany, is a growing independent aftermarket brand focused on providing quality parts at accessible prices. TOPRAN offers a comprehensive range covering engine, cooling, electrical, braking, and body components for European vehicles. All TOPRAN products are manufactured to meet OE specifications and undergo quality testing before distribution. Combining German quality management with competitive pricing, TOPRAN is an excellent choice for cost-conscious motorists and workshops who do not want to compromise on part quality.
Suitable cars
Equivalent products (79)
Show all 79 OE numbers
Switch Door Lock System TOPRAN 112 408 — compatible car models
| Car models | SEAT: LEON (1M1), TOLEDO II (1M2); VW: BORA I (1J2), BORA Variant (1J6), GOLF IV (1J1), GOLF IV Variant (1J5), PASSAT B5 (3B2), PASSAT B5.5 (3B3), PASSAT B5.5 Variant (3B6), PASSAT B5 Variant (3B5) |
|---|---|
| Engines | 1.4 16V; 1.6 |
| Year of manufacture | 1996-2013 |
| Manufacturer article number (MPN) | 112 408 |
| OE part numbers | 1J4 959 857, 1J4 959 857B, 1J4 959 857D |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
TOPRAN 112408 . Actuation Type: 4. Colour: 7. Combi Switch Function: 19. Comfort Equipment Variant (trim package): 41. Fitting Position: 111. Fitting Position: FS. Fitting Position: V. Housing material: 6
- 1x Switch Door Lock System
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 Switch Door Lock System compatible with my car?
This Switch Door Lock System fits SEAT, VW 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 TOPRAN Switch Door Lock System have?
This TOPRAN Switch Door Lock System has the following specifications: Number of Doors: 4; Fitting Position: V; Fitting Position: 111; Fitting Position: FS; Colour: 7; Vehicle Equipment: 423. Check the full specifications table above for complete details.
What OE part numbers does this Switch Door Lock System replace?
This Switch Door Lock System replaces OE part numbers: 1J4 959 857, 1J4 959 857B, 1J4 959 857D. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Switch Door Lock System cost?
This TOPRAN Switch Door Lock System is available for £15.99. Switch Door Lock System prices vary depending on brand, specifications, and vehicle compatibility. TOPRAN parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Switch Door Lock System?
Regular inspection of your Switch Door Lock System 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 Switch Door Lock System?
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 Switch Door Lock System fitted by a professional mechanic.
Can I use this part as a replacement for OE 1J4 959 857?
Yes, this TOPRAN Switch Door Lock System is a direct replacement for OE part number 1J4 959 857. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
