The Dayton 13-6003 is a high-strength wheel lug stud engineered for heavy-duty applications. Manufactured from premium carbon steel and heat-treated to Grade 8 standards, this double-ended stud is designed to meet or exceed SAE automotive industry requirements for hardness and tensile strength. With extensive salt-spray testing for corrosion resistance, it provides a safe and durable foundation for wheel-end assemblies.
Grade 8 Performance: Engineered to demanding automotive standards, ensuring maximum strength and safety under high-load conditions.
Double-Ended Design: Features a versatile double-ended style with a 0.749" shoulder diameter, optimized for specific heavy-duty hub configurations.
Corrosion Resistant: Silver finish has undergone extensive salt-spray testing to ensure long-term durability against rust and road debris.
Tensile Tested: Each stud undergoes industry-standard proof-load testing to verify its structural integrity and safety rating.
Direct Replacement: Matches the fit and function of original equipment from major manufacturers including Ford, Chrysler, and GM.
| Specification | Details |
| Part Number | 13-6003 |
| Part Type | Wheel Lug Stud (Double Ended) |
| Thread Size | 3/4-10 (Coarse) |
| Thread Direction | Clockwise (Right-Hand) |
| Thread Length | 1.635 in |
| Shoulder Diameter | 0.749 in |
| Shoulder Length | 0.215 in |
| Bolt Grade | Grade 8 |
| Material | Carbon Steel |
| Color/Finish | Silver |
| Weight | 0.32 lbs |
This wheel lug stud is a direct interchange for the following industry part numbers:
Ford Motor Company: C9TZ1151A
Chrysler: 1194103
General Motors: 2066639 / 2266639
PACCAR: W6 / W6BK
Fruehauf: 535799 / 535886
White/Volvo: 426956
VMRS Code: 018-003-009
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