ICON Dual Rate rear coil springs for 2023-2025 Sequoia provide 2" of rear lift height over stock as well as greatly enhancing on- and off-road performance, especially when used with ICON shocks and suspension components. The dual-rate coil design provides a softer ride rate with a firmer overload rate that combine to deliver on-road comfort with excellent bottoming resistance and superior off-road performance. Like all ICON coil springs, they feature a lifetime guarantee against sagging/breakage to produce confidence in knowing that you have the best suspension products available for the 2023-2025 Sequoia.