The Dayton 13-1571 is a high-performance, Grade 8 metric wheel lug stud designed for heavy-duty commercial applications. Manufactured from premium carbon steel and rigorously tested to SAE standards, this serrated stud provides the strength and reliability required for secure wheel mounting on modern hub-piloted systems.
SAE Grade 8 Strength: Engineered from high-hardness carbon steel to meet demanding industry proof-load standards for maximum tensile strength.
Superior Corrosion Resistance: Features a black protective finish that has undergone extensive salt spray testing to ensure long-term durability against rust and road salt.
Precision Serrated Design: The serrated (knurled) neck ensures a secure press-fit into the hub, preventing the stud from spinning during wheel installation or removal.
Metric Engineering: Specifically designed for M22-1.5 thread applications commonly found on heavy-duty trucks and trailers.
Reliable Quality: Backed by a professional team of U.S.-based engineers and quality control specialists.
| Attribute | Value |
| Part Number | 13-1571 |
| Thread Size | M22-1.50 (Metric Fine) |
| Thread Direction | Clockwise (Right Hand) |
| Under Head Length | $100 \text{ mm}$ |
| Thread Length | $68.25 \text{ mm}$ |
| Shoulder Length | $0.71 \text{ in } (18 \text{ mm})$ |
| Knurl Diameter | $1.01 \text{ in } (25.6 \text{ mm})$ |
| Head Diameter | $33.4 \text{ mm}$ |
| Bolt Grade | Grade 8 |
| Style | Serrated Stud |
| Material | Carbon Steel |
This lug stud is a direct interchange for the following industry part numbers:
| Manufacturer | Part Number | Notes |
| Paccar | W545 | Direct Replacement |
| VMRS | 018-003-009 | Industry Standard Code |
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