Part #: 100 - 7716. These ARP wheel studs are a must - have for Subaru WRX and STI cars. Made from heat - treated, Cadmium - plated 8740 chrome moly, they have a tensile strength of 190,000 psi. Ideal for cars with tight - fitting wheels or for competitive racing, they can handle high acceleration shock loads and lateral forces. Each package has 5 studs, enough for one wheel. Specs: .565' Knurl, 12mm x 1.25, 3' long. This is the extended wheel stud length.

To use these ARP wheel studs, first make sure your car is safely parked and the wheel is off. Then, carefully install the studs into the wheel hub. It's important to use the right tools and follow the correct torque specifications. Each package comes with 5 studs, which is enough for one wheel. When you're racing or driving aggressively, these studs will perform well as they can handle high shock and lateral forces. After installation, check the studs regularly for any signs of wear or damage. If you notice any issues, replace the studs right away. Also, keep the studs clean to maintain their performance. Avoid using harsh chemicals that could damage the Cadmium plating.