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Details
| Specification | Value |
|---|---|
| Brand | MERTZ |
| MPN | m-s0191 |
| Fitting Position | Front Right |
| Cone Size [mm] | 15.8 mm |
| External Thread [mm] | M12x1.5 mm |
| paired article number | M-S0140 |
OE numbers (9)
Search by this OE number to find compatible parts
- VW—5Z0 407 366 B
- VW (SVW)—6Q0 407 365 A
- VW (SVW)—6Q0 407 365 E
- SEAT / SKODA / VW—6Q0 407 366 A
- SEAT / SKODA / VW—6Q0 407 366 D
- SEAT / SKODA / VW—6Q0 407 366 E
- VW—6Q0 407 366 F
- SEAT / SKODA / VW—6Q0 407 366 M
- AUDI—8Z0 407 366 A
Where this part fits
Original-fit position for OE 6Q0407365E. The red ring marks where this part installs on the vehicle.
About this product
MERTZ Ball Joint (M-S0191) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Fitting Position: Front Right, Cone Size [mm]: EPDM, Carbon mm, External Thread [mm]: M12x1, Rubber mm, paired article number: M-S0140 — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with AUDI, SEAT, SKODA, 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: 001-10-25434, 00175, 041449B, 0481852 and 245 more. Matching these numbers confirms a like-for-like replacement with no loss of function. MERTZ 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
Equivalent products (200)
Show all 200 OE numbers
Ball Joint MERTZ M-S0191 — compatible car models
| Car models | AUDI: A2 (8Z0); SEAT: CORDOBA (6L2), IBIZA III (6L1); SKODA: FABIA I (6Y2), FABIA I Combi (6Y5), FABIA II (542), FABIA II Combi (545), FABIA I Praktik (6Y5), FABIA I Saloon (6Y3), ROOMSTER (5J7), ROOMSTER Praktik (5J); VW: FOX Hatchback (5Z1, 5Z3, 5Z4), FOX Van (5Z1), POLO IV (9N, 9A), POLO IV Saloon (9A4, 9A2, 9N2, 9A6), POLO IV Saloon (9N2, 9N4) |
|---|---|
| Engines | 1.4; 1.2; 1.0; 1.9 TDI |
| Year of manufacture | 1999-2015 |
| Manufacturer article number (MPN) | M-S0191 |
| OE part numbers | 5Z0 407 366 B, 6Q0 407 365 A, 6Q0 407 365 E, 6Q0 407 366 A, 6Q0 407 366 D, 6Q0 407 366 E, 6Q0 407 366 F, 6Q0 407 366 M, 8Z0 407 366 A |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
MERTZ m-s0191 . Cone Size [mm]: 15,8 mm. External Thread [mm]: M12x1,5 mm. Fitting Position: VR. paired article number: M-S0140
- 1x Ball Joint
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 Ball Joint compatible with my car?
This Ball Joint fits AUDI, SEAT, SKODA, 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 MERTZ Ball Joint have?
This MERTZ Ball Joint has the following specifications: Fitting Position: VR; Cone Size [mm]: 15,8 mm; External Thread [mm]: M12x1,5 mm; paired article number: M-S0140. Check the full specifications table above for complete details.
What OE part numbers does this Ball Joint replace?
This Ball Joint replaces OE part numbers: 5Z0 407 366 B, 6Q0 407 365 A, 6Q0 407 365 E, 6Q0 407 366 A, 6Q0 407 366 D, 6Q0 407 366 E, 6Q0 407 366 F, 6Q0 407 366 M and 1 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Ball Joint cost?
This MERTZ Ball Joint is available for £7.99. Ball Joint prices vary depending on brand, specifications, and vehicle compatibility. MERTZ parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Ball Joint?
Signs include clunking or knocking noises from the front suspension, wandering steering, uneven tyre wear, or vibration in the steering wheel.
What tools do I need to replace a Ball Joint?
Tools needed: ball joint separator (fork or press type), 18-21mm socket, hub nut socket (32-36mm on driven axles), torque wrench, new cotter pin. Difficulty: Moderate DIY. Safety warning: Never reuse an old split pin (cotter pin) after disturbing a ball joint nut. A loose ball joint can allow the wheel to detach from the vehicle at speed -- this is a critical safety component.
Can I use this part as a replacement for OE 5Z0 407 366 B?
Yes, this MERTZ Ball Joint is a direct replacement for OE part number 5Z0 407 366 B. 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.
