These Dayton Wheel Lug Studs (Part Number 13-1604R) are constructed from high-quality carbon steel and subjected to rigorous testing to demanding automotive industry standards, ensuring superior strength, longevity, and safety for heavy-duty applications.
The studs feature a standard Clockwise (Right-Hand), 1 1/8"-16 fine thread and a corrosion-resistant black finish for reliable performance.
Durable Material: Manufactured from high-strength carbon steel that meets SAE automotive industry standards for exceptional strength (Grade 8) and hardness.
Corrosion Resistant: Undergoes extensive salt spray testing to ensure years of durability and robust protection against rust and environmental corrosion.
Tensile Tested: Each lug stud receives industry-standard proof-load testing to guarantee the necessary strength and safety under extreme load conditions.
Standard Fitment: Features a 1 1/8"-16 fine thread with a Clockwise (Right-Hand) direction for standard wheel applications.
Trustworthy Quality: Supported by a dedicated team of professional engineers and quality control specialists in the United States.
| Measurement | Imperial (SAE) | Metric (Approx.) |
| Thread Size | 1 1/8"-16 | - |
| Threads Per Inch | 16 | - |
| Thread Diameter | 1.115 in | - |
| Thread Length | 1.223 in | - |
| Under Head Length | 2.813 in | - |
| Head Diameter | 1.5 in | - |
| Knurl Diameter | 1.247 in | - |
| Shoulder Diameter | 1.22 in | - |
| Shoulder Length | 1.335 in | - |
| Shoulder Thickness | 1.22 in | - |
| Shoulder Shape | Round | Round |
| Quick-Start Nose | No | No |
This Dayton Wheel Lug Stud (13-1604R) is an equivalent replacement for the following common part numbers:
| Name | Part Number | Notes |
| Budd | 82575 | Wheel Stud |
| Haldex | 67305 | Wheel Stud |
| IHC (International Harvester) | 224958R1 | Wheel Stud |
| Meritor | 20X372 | Wheel Stud |
| Meritor | 20X380 | Wheel Stud |
| Meritor | R005749R | Wheel Stud |
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