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ARP 100-7729 M12 x 1.25 Wheel Studs - 2.535" Length (Set of 5)

Manufacturer

ARP

<h3>The Gold Standard in Performance Fasteners</h3> <p>When racing enthusiast Gary Holzapfel recognized that fastener failure was causing many engine breakdowns in 1968, he founded Automotive Racing Products (ARP) to solve a critical problem in motorsports. Drawing on his aerospace fastener manufacturing experience, Holzapfel created a company that would revolutionize the performance fastener industry. Today, ARP stands as the world's premier manufacturer of high-strength bolts, studs, nuts, and specialized hardware for racing and high-performance applications.</p> <p>ARP controls all aspects of the manufacturing process in-house, with all operations closely monitored, enabling the company to maintain its reputation for zero-defect quality. Every fastener undergoes forging, heat treatment, thread rolling, and precision finishing at ARP's Southern California facilities, which span over 115,000 square feet. This vertically integrated approach ensures that each component meets exacting standards for strength, fatigue resistance, and reliability under extreme conditions.</p> <h3>Engineered for Championship Performance</h3> <p>ARP's customer roster reads like a who's who of professional motorsports. The product line ranges from quality high-performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, NASCAR and NHRA drag racing and marine applications. The company's fasteners have secured victories in virtually every major racing championship worldwide, from Top Fuel dragsters to Formula One cars, proving their worth under the most demanding conditions imaginable.</p> <p>The brand's <a href="/48-arp-engine-cylinder-head-bolt-set-10306">engine cylinder head bolt sets</a> represent the cornerstone of ARP's catalog, offering engine builders the clamping force and reliability needed to prevent head gasket failure in high-boost and high-compression applications. These precision-engineered fasteners utilize proprietary materials and heat treatments that deliver up to ten times the fatigue strength of conventional bolts, making them essential for any serious performance build.</p> <p>For engine internals, ARP manufactures <a href="/48-arp-engine-connecting-rod-5276">connecting rods</a> designed to withstand extreme cylinder pressures and high RPM loads. Each rod is manufactured to aerospace standards with tight tolerances and superior material properties. Whether you're building a street performance engine or a full competition powerplant, ARP connecting rods provide the strength and consistency that professional engine builders demand.</p> <h3>Complete Fastener Solutions</h3> <p>Beyond engine components, ARP's product range extends throughout the entire vehicle. The company's <a href="/48-arp-wheel-lug-stud-7680">wheel lug studs</a> offer critical safety and performance benefits for racing and high-performance street applications, providing greater clamping force and durability than factory studs. ARP's product line contains thousands of part numbers and has expanded to include virtually every fastener found in an engine and driveline.</p> <p>Individual <a href="/48-arp-engine-cylinder-head-bolt-5308">engine cylinder head bolts</a> are also available for custom applications or specific replacement needs, manufactured to the same exacting standards as complete sets. This flexibility allows builders to source exactly what they need for specialized builds or repairs without compromising on quality.</p> <p>What sets ARP apart is not just the breadth of their catalog, but their willingness to develop custom solutions for unique applications. The company maintains complete R&D capabilities, including metallurgical research, product design, prototype machining, and extensive laboratory testing. This engineering expertise ensures that whether you're installing a simple head stud kit or building a record-setting race engine, ARP fasteners deliver the reliability and performance that professionals trust.</p>

Part Number

100-7729
05/31/2036 8:00 PM
Sale Price

$34.01

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The ARP 100-7729 wheel studs deliver the strength and reliability required for demanding automotive applications. Engineered from high-strength steel and heat-treated to exacting standards, these premium wheel studs provide superior clamping force and resistance to stretching compared to factory studs.

Specifications:

  • Thread Size: M12 x 1.25
  • Under Head Length: 2.535 inches
  • Knurl Diameter: 0.565 inches
  • Knurl Length: 0.270 inches
  • Nose Length: 0.200 inches
  • Quantity: Set of 5 studs

ARP wheel studs feature precision-rolled threads that are stronger than cut threads, and a serrated knurl design that ensures a secure press-fit installation into the hub. These studs are ideal for performance vehicles, track cars, and any application where wheel security is critical. Each stud is manufactured to aerospace tolerances and undergoes rigorous quality control testing.

Applications: Designed for vehicles requiring M12 x 1.25 metric thread wheel studs with the specified dimensional requirements. Always verify fitment specifications before installation.

Fast shipping, great products and great prices

Great Price

The part got here a day after I ordered it. It came in great condition & was pretty easy to install. Would 100% shop from autoplicity again!

I was waiting on a email saying they shipped my order and next thing I know ups was at the door..2 days thanks

Works great

Very good

Easy to navigate website, great price will shop here again.

Simple and fast

Thank U

Great product at a very reasonable price. Driver could have helped lower package.

Autoplicity had the lowest list prices I could find anywhere for KC hilites! I was only going to get one pair, but the price was so good, I bought two! Shipping wasn't free and that's my only complaint. Regardless, it was only 12 dollars for a 300 and some-odd dollar order. Shipped in 3 days; should arrive soon!!!

fast and easy competitive pricing

Quick and easy

Smooth transaction. Would definitely do business with again in the future.

Excellent

tried to order a gasket with my exhaust pipe, shipping jumped12 just for gasket!! Not happening!!

Good

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