

🔧 Bolt up your style and performance—because your wheels deserve the best!
The GAsupply 40mm extension bolt is a premium aftermarket lug bolt designed for select Audi and Volkswagen models from 1990 to 2014. Featuring a precise M14×1.5 thread pitch and a durable 10.9 grade cold-forged alloy steel construction with a matte black phosphate finish, these bolts provide enhanced strength and corrosion resistance. Ideal for use with wheel spacers, they ensure a secure fit and professional aesthetic, backed by strong customer reviews and trusted performance.







| ASIN | B0D9BDSH4X |
| Best Sellers Rank | 1,527 in Automotive ( See Top 100 in Automotive ) 2 in Wheel Bolts, Nuts & Studs |
| Brand Name | GAsupply |
| Colour | Black |
| Country Of Origin | China |
| Customer Reviews | 4.5 out of 5 stars 150 Reviews |
| Exterior Finish | Black Phosphate |
| Exterior finish | Black Phosphate |
| Fastener Size | M14x1.5x40mm |
| Fastener Type | Hexagon Bolt |
| Finish Types | Matte Black |
| Grade Rating | 10.9 |
| Head Type | Hex |
| Head style | Hex |
| Item Diameter | 14 Millimetres |
| Item Dimensions | 10 x 10 x 10 millimetres |
| Item Hardness | Grade 10.9 |
| Manufacturer | GAsupply |
| Manufacturer Grade | Grade 10 9 |
| Manufacturer Part Number | GASUKB141540BK |
| Manufacturer grade | Grade 10 9 |
| Material | Alloy Steel |
| Material Type | Alloy Steel |
| Metal | Alloy Steel |
| Model Number | M14x1.5 |
| Number of Pieces | 20 |
| Screw Head Style | Hex |
| Set Screw Thread Type | Metric |
| Size | M14x1.5x40mm-Ball |
| Thread Class | 1A |
| Thread Coverage | Partially Threaded |
| Thread Size | M14 x 1.5 |
| Thread Style | Right Hand |
| Thread Type | Right Hand |
| Thread size | M14 x 1.5 |
| UPC | 721410854846 |
| Unit Count | 28.0 millilitre |
D**1
Good quality
Fit perfect for BMW E60, BMW e61
P**E
Quality wheel bolts
Was a little worried as I had bought cheaper wheel bolts in the past and they twisted when being torqued up, these however didn't. Good quality, good value, look.great, would definitely buy again.
M**N
Wheel bolts.
Good product, strong and fitted car .
K**L
Bolts
These bolts have a nice Finnish and look great
T**Y
Reasonable
Got for my Range Rover Velar, not ever had to deal with wheel bolts I tried today to fit them, however my car has M14 nuts not bolts so no good for me. However they are of good quality and have a decent weight, cannot add anything else as not suitable for my car.
B**L
Perfect replacement wheel bolts
Perfect fit for my car (14mm x 1.5) to replace the old rusty bolts. These are finished in gloss black. Great price a next day delivery was a bonus. 17mm hex for info
M**T
Quality and safety bolts
Great quality bolts, perfect replacement for the oem rubbish that rests like hell. GR 12.9
S**R
Thanks
Happy with the wheel nuts. Thanks
Trustpilot
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