Bimecc F & G Series M14x1.25 Wheel Stud & Nut Conversion Kit (incl A90 Supra)

Upgrade from factory wheel bolts and simplify wheel installation with the Bimecc M14x1.25 Wheel Stud & Nut Conversion Kit, designed for a wide range of BMW F Series, BMW G Series and Toyota A90 Supra applications. Manufactured from high-grade steel and finished in a durable black anodised coating, this premium stud conversion kit provides a stronger, more convenient solution for vehicles running aftermarket wheels or wheel spacers.

Developed to work perfectly alongside Bimecc's renowned wheel spacer range, the stud conversion system makes wheel changes significantly easier while ensuring consistent wheel alignment during installation. Whether you're fitting spacers, changing wheels regularly for track days or simply upgrading your wheel hardware, the Bimecc stud conversion kit offers a professional-grade solution trusted by enthusiasts worldwide.

Why Convert to Wheel Studs?

Unlike traditional wheel bolts, a stud conversion system allows the wheel to hang securely on the studs during installation, making wheel changes faster, easier and safer.

Benefits include:

• Easier wheel installation and removal
• Improved wheel alignment during fitting
• Ideal for vehicles running wheel spacers
• Popular upgrade for track day and performance vehicles
• Cleaner motorsport-inspired appearance

Premium High-Strength Construction

Every Bimecc wheel stud is manufactured from high-grade steel to provide exceptional strength and durability under demanding road and track conditions.

Features include:

• High-strength steel construction
• Durable black anodised finish
• Precision-machined M14x1.25 thread pitch
• Corrosion-resistant coating
• Engineered for long-term reliability

Available Stud Lengths

To ensure correct thread engagement when using wheel spacers, two stud lengths are available:

68mm Studs

Suitable for vehicles running:

• No spacer
• 3mm spacers
• 5mm spacers
• 10mm spacers
• 12mm spacers

75mm Studs

Suitable for vehicles running:

• Up to 15mm wheel spacers

Please select the appropriate stud length based on your wheel spacer setup.

Nut Options Available

Choose from two premium nut finishes:

Black Anodised Stainless Steel Nuts

Perfect for:

• Stealth builds
• OEM+ styling
• Black wheel setups

Copper Nuts

Ideal for:

• Motorsport-inspired builds
• Track-focused applications
• Contrasting wheel hardware aesthetics

Product Specifications

• Thread Size: M14x1.25
• Stud Length Options: 68mm or 75mm
• Material: High-grade steel
• Finish: Black anodised
• Nut Finish Options: Black anodised stainless steel or copper
• Designed for use with wheel spacers and aftermarket wheels

What's Included?

• 20x Bimecc wheel studs
• 20x Bimecc wheel nuts

Compatibility

Suitable for many:

• BMW F Series models
• BMW G Series models
• Toyota A90 Supra (Mk5)

Common applications include:

• BMW F80 M3
• BMW F82 M4
• BMW F87 M2
• BMW G80 M3
• BMW G81 M3 Touring
• BMW G82 M4
• BMW G87 M2
• BMW G90 M5
• Toyota GR Supra A90

Please verify thread specifications before ordering.

Why Choose Bimecc?

Bimecc is one of Europe's leading manufacturers of premium wheel spacers and wheel hardware, trusted by enthusiasts and performance specialists worldwide for:

• Exceptional manufacturing quality
• Precise fitment
• Proven reliability
• Motorsport-inspired engineering

Why Buy from R44 Performance?

R44 Performance supplies premium BMW wheel fitment solutions trusted by enthusiasts worldwide.

• BMW specialists
• Genuine Bimecc products
• Fast UK & worldwide shipping
• Expert fitment support

Upgrade your wheel setup with the Bimecc M14x1.25 Wheel Stud & Nut Conversion Kit, delivering easier wheel changes, improved installation convenience and a premium motorsport-inspired finish.

Unless explicitly stated otherwise, all products sold by R44 Performance Limited are designated RACE ONLY and are solely for competition or off-road use limited to racing formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, may violate local, state, and Federal laws. R44 Performance Limited does not implicitly or explicitly confirm the legality of using any products it sells on public roads; that is entirely the responsibility of the consumer.

It is the responsibility of the customer to check with all federal, state local and environmental laws before ordering and installing a product. R44 Performance Limited is not responsible for any fees, fines or costs that a customer may incur as a result of failing to check with federal, state, local or environmental laws before ordering and installing a product.

We get a large number of custom orders and requests everyday, so as a result it is not always possible for us to keep every item in stock at all times in our warehouse. If you require the item urgently please contact our sales team here to check the stock before you make your purchase.

We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.

All in stock products ship the same day if ordered before 2pm GMT

For out of stock items we will contact you with an estimated wait time if not otherwise specified above.

We offer worldwide shipping on all products. If upon receiving your product you wish to return; we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy

All of our products come with a standard warranty of 1-3 years. This is dependant on the type of product however. For more details please see our warranty page here.