This product features a Progressive Load Spring made of durable polyurethane material. With a height of 4 1/4", width of 5", and length of 5", it is designed to fit OE parts such as Hendrickson 67778-000 / 67778/C (Haulmaax). The Progressive Load Spring offers practicality and reliability, providing enhanced support and stability. Its high-quality construction ensures long-lasting performance, making it a valuable addition to any compatible vehicle.

Progressive Load Spring
Polyurethane
Height: 4 1/4"
Width: 5"
Length: 5"