Dorman 929-917 Heavy Duty Coil Spring Upgrade Increased Load Capacity - 35%

The Dorman 929-917 Heavy Duty Coil Spring Upgrade delivers 35 percent increased load handling capacity over standard OE coil springs, making it an ideal solution for vehicles that regularly carry heavy cargo, tow trailers, or experience rear-end sag. This upgraded coil spring is engineered with enhanced spring rate and premium-grade steel construction to restore proper ride height while supporting additional weight.

Key Features:

• 35% increase in load handling capacity compared to original equipment springs
• Heavy-duty construction designed to eliminate rear sag under load
• Restores proper ride height and suspension geometry
• Premium-grade steel construction for durability and longevity
• Direct-fit replacement design for straightforward installation
• Ideal for vehicles used for towing, hauling, or carrying heavy equipment

This heavy-duty coil spring upgrade is particularly beneficial for work trucks, commercial vehicles, and recreational vehicles that experience constant heavy-duty use. By providing enhanced load support, the Dorman 929-917 helps maintain proper suspension alignment, improves handling stability, and extends the service life of other suspension components by preventing overload stress.