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50mm M12x1.5 Extended Wheel Studs Conversion Kit – 20 Pcs
50mm M12x1.5 Extended Wheel Studs Conversion Kit – 20 Pcs
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50mm Extended Wheel Stud Conversion Kit – M12x1.5 to M12x1.5 (20 Pcs)
Upgrade your wheel-change routine with this professional-grade 50mm Extended Wheel Stud Conversion Kit. Engineered from high-quality steel for maximum strength and corrosion resistance, this set of 20 screw adapters (M12x1.5 to M12x1.5) makes wheel swaps faster, safer, and more reliable. A must-have for home mechanics and professional technicians working on European vehicles. Made in Mainland China.
Key Features
- Premium Steel Construction: High-strength, high-hardness steel with excellent corrosion resistance for long-lasting durability.
- Complete Set: Comes with 20 x 50mm M12x1.5 to M12x1.5 extended wheel studs — everything you need in one package.
- Faster Wheel Changes: Designed to guide wheels into position quickly, reducing effort and saving time during tire swaps.
- Strict Quality Control: Every unit passes rigorous factory QC testing for trustworthy, consistent performance.
- Wide Vehicle Compatibility: Fits a broad range of Audi, BMW, Mercedes-Benz, Mini, Porsche, and Volkswagen models (see fitment guide below).
Specifications
| Condition | 100% Brand New |
| Material | High-Quality Steel |
| Color | Silver |
| Thread Spec | M12 x 1.5 to M12 x 1.5 |
| Dimensions | 12 x 50mm (approx. 0.47 x 1.97 in) |
| Quantity | 20 pcs |
| Package Weight | Approx. 883g |
| Country of Origin | Made in Mainland China |
Vehicle Fitment Guide
Audi
| Model | Year | Thread | PCD |
|---|---|---|---|
| A4 | 1998–2008 | 14x1.5 | 5x112 |
| A6 | 1996–2008 | 14x1.5 | 5x112 |
| A8 | 1998–2008 | 14x1.5 | 5x112 |
| S4 | 2001–2008 | 14x1.5 | 5x112 |
| TT | 2000–2008 | 14x1.5 | 5x100 |
BMW
| Model | Year | Thread | PCD |
|---|---|---|---|
| 3-Series E21 | 1977–1983 | 12x1.5 | 4x100 |
| 3-Series E30 | 1984–1991 | 12x1.5 | 4x100 |
| 3-Series E36 | 1992–1999 | 12x1.5 | 5x120 |
| 3-Series E46 | 2000–2005 | 12x1.5 | 5x120 |
| 3-Series E90/E92 | 2006–2008 | 12x1.5 | 5x120 |
| 5-Series (E28–E60) | 1982–2008 | 12x1.5 | 5x120 |
| M3 E30/E36/E46/E92 | 1988–2008+ | 12x1.5 | 5x120 |
| X3 E83 | 2004–2008 | 12x1.5 | 5x120 |
| Z3 E37 | 1996–2003 | 12x1.5 | 5x120 |
| Z4 E85 | 2004–2008 | 12x1.5 | 5x120 |
Mercedes-Benz
| Model | Year | Thread | PCD |
|---|---|---|---|
| 190E W201 | 1982–1993 | 12x1.5 | 5x112 |
| C-Class W202/W203 | 1995–2007 | 12x1.5 | 5x112 |
| E-Class W124/W210/W211 | 1984–2007 | 12x1.5 | 5x112 |
| SLK-Class R170/R171 | 1998–2006 | 12x1.5 | 5x112 |
Mini, Porsche & Volkswagen
| Brand / Model | Year | Thread | PCD |
|---|---|---|---|
| Mini Cooper/S/Cabrio | 2002–2006 | 12x1.5 | 4x100 |
| Porsche 911 | 1996–2008 | 14x1.5 | 5x130 |
| Porsche Boxster | 1997–2008 | 14x1.5 | 5x130 |
| VW Cabrio / Corrado / Golf / Jetta / Rabbit | 1976–2005 | 12x1.5 | 4x100 / 5x112 |
⚠️ Important: Please confirm your vehicle's year, model, thread pitch, and PCD before ordering to ensure a perfect fit.
What's in the Box
- 20 x M12x1.5 to M12x1.5 Extended Wheel Studs (50mm)
Safety & Installation Resources
Proper wheel fastener installation is critical for vehicle safety. For best practices on wheel maintenance and torque specifications, visit CPSC.gov – Consumer Product Safety.
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Frequently Asked Questions
Q: What is the thread specification of these extended wheel studs?
A: These wheel stud conversion adapters feature an M12x1.5 to M12x1.5 thread specification, with a 50mm extended length, making them ideal for European vehicles that use this common metric thread pitch.
Q: How many studs are included in the package?
A: The package includes 20 pieces of 50mm extended wheel studs, providing a complete set for a full four-wheel conversion or multiple axle upgrades.
Q: Are these wheel stud adapters compatible with my BMW or Audi?
A: These extended wheel studs are compatible with a wide range of BMW, Audi, Mercedes-Benz, Mini, Porsche, and Volkswagen models from approximately 1976 to 2008. Please refer to the detailed fitment table above and confirm your vehicle's year, model, thread pitch, and PCD before purchasing to ensure a correct fit.
Q: What material are these wheel studs made from?
A: These wheel studs are made from high-quality steel, offering high strength, high hardness, and excellent corrosion resistance for reliable long-term use in demanding driving conditions.
