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Details
| Specification | Value |
|---|---|
| Brand | CORTECO |
| Fitting Position | Bottom |
| Fitting Position | Front Right |
| Fitting Position | Front Left |
OE numbers (3)
Search by this OE number to find compatible parts
- BMW—1126253
- BMW—31 12 1 126 253
- BMW—31 12 1 139 131
Where this part fits
Original-fit position for OE 1126253. The red ring marks where this part installs on the vehicle.
About this product
Sourced from CORTECO, this ball joint (49399066) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Fitting Position: U, Fitting Position: Front Right, Fitting Position: Front Left — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit BMW 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: 03.BJ.442, 041315B, 08.31.019, 08570 and 83 more. Matching these numbers confirms a like-for-like replacement with no loss of function. CORTECO 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.
About CORTECO
Corteco, part of the Freudenberg Group founded in 1849 in Weinheim, Germany, is a specialist manufacturer of sealing and vibration control components. Corteco specialises in oil seals, gaskets, engine mounts, transmission mounts, and shaft seals for all vehicle systems. As an OE supplier through Freudenberg's partnerships with major car manufacturers, Corteco components maintain the same quality standards as original parts. With Freudenberg's 170+ years of materials science expertise, Corteco delivers precision-engineered sealing and damping solutions trusted in millions of vehicles worldwide.
Suitable cars
Equivalent products (86)
Show all 86 OE numbers
Ball Joint CORTECO 49399066 — compatible car models
| Car models | BMW: 3 Compact (E36), 3 Convertible (E30), 3 Convertible (E36), 3 Coupe (E36), 3 (E30), 3 (E36), 3 Touring (E30), 3 Touring (E36), Z1 Roadster, Z3 Coupe (E36) (+1 more) |
|---|---|
| Engines | 316 g; 316 i Baur TC; 318 i; 316 i; 315; 2.5; 2.8 i; 1.8 i |
| Year of manufacture | 1982-2003 |
| Manufacturer article number (MPN) | 49399066 |
| OE part numbers | 1126253, 31 12 1 126 253, 31 12 1 139 131 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
CORTECO 49399066 . Fitting Position: U. Fitting Position: VL. Fitting Position: VR
- 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 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 CORTECO Ball Joint have?
This CORTECO Ball Joint has the following specifications: Fitting Position: U; Fitting Position: VR; Fitting Position: VL. 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: 1126253, 31 12 1 126 253, 31 12 1 139 131. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Ball Joint cost?
This CORTECO Ball Joint is available for £18.99. Ball Joint prices vary depending on brand, specifications, and vehicle compatibility. CORTECO 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 1126253?
Yes, this CORTECO Ball Joint is a direct replacement for OE part number 1126253. 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.
