2005-2024 Super Duty Progressive Coil Springs 4.5-5.5" Lift (CS-FMRC-05)

Unlock a new level of ride quality and comfort in your 2017+ Super Duty with Carli Suspension's 4.5-inch Multi-Rate Coil Springs. Engineered with a dual-rate design, these springs provide a soft, supple ride over small road imperfections, while a firmer secondary rate engages during large compressions to prevent bottoming out. This innovative approach delivers a smooth, comfortable on-road experience without compromising the truck's capability, offering the perfect foundation for a high-performance suspension system.

• Provides 4.5 inches of front lift for a commanding stance and tire clearance.
• Multi-rate design delivers a smooth ride on small bumps and prevents bottoming out on large hits.
• Specifically engineered for the 2017+ Ford Super Duty 4x4 platform.
• Shot-peened, pre-set, and powder-coated for exceptional durability and longevity.