Dorman-Autograde wheel lug studs are manufactured of carbon steel and rigorously tested to assure strength, longevity, and safety in the automobile sector. The wheel lug nuts are developed and constructed to withstand corrosion and provide long-term performance. It has been carefully and meticulously manufactured with high-quality materials to assure long-term dependability. The product is made with strict factory standards to deliver a combination of premium design and supreme craftsmanship.

• Dorman-Autograde wheel lug nuts are made of carbon steel that meets SAE automotive industry toughness and reliability criteria
• 72-hour salt spray experiment is used to replicate three years of corrosion protection
• Tensile tested to verify toughness
• All lug nuts are passed to industry-standard proof-load testing
• Quality that is trusted, backed up by a group of engineers and examiners in the United States