Dayton Parts 300R499-30 LEAF SPRING REPAIR PLATE-3x499x30x30
The 300R499‑30 repair plate, measuring 3 × 0.499 × 30 inches, is engineered to restore suspension strength and load capacity efficiently. Crafted from high-strength steel, it’s a cost-effective alternative to replacing entire leaf springs.





Product Details
Dayton Parts Leaf Spring Repair Plate (300R499‑30)
INCLUDES: (1) Dayton Parts Leaf Spring Repair Plate (300R499‑30)
PRODUCT OVERVIEW
The Dayton Parts 300R499‑30 Leaf Spring Repair Plate delivers reliable reinforcement to worn or broken leaf springs. Bolting directly onto the existing spring, this plate restores structural integrity and load-bearing performance. It’s built from durable steel to withstand heavy loads and harsh conditions, making it an essential repair component for trucks, trailers, and agricultural equipment. No need to replace the entire spring—just bolt on and drive with confidence.
KEY FEATURES:
- Heavy-duty 3 × 0.499 × 30 in. steel plate
- Reinstates load-bearing capacity on broken or cracked springs
- Bolt-on design—quick, easy installation
- Suitable for medium/heavy-duty truck and trailer use
- OEM-quality dimensions and build
Specifications
| SKU | 300R499-30 |
|---|---|
| UPC/EAN | 601602090545 |










