These wheel lug studs are made of carbon steel and tested to demanding automotive industry standards to ensure strength, longevity and safety. Every Dorman part is backed by over 100 years of experience, along with a dedicated team of product experts, automotive engineers and technical support specialists based in the United States. We are passionate about giving repair professionals and vehicle owners greater freedom to fix cars and trucks, which is why we have more than 100,000 parts in our catalog today and promise to never stop driving new solutions.

Product Features:

• Durable material - carbon steel meets SAE automotive industry standards for strength and hardness
• Corrosion tested - 72-hour salt spray testing simulates three years of corrosion resistance
• Tensile tested - lug studs undergo industry-standard proof-load testing to ensure strength
• Trustworthy quality - backed by team of professional engineers and quality control specialists in the United States