These 1″ lift rear coil springs improve your on and off-road ride quality while the slightly higher than stock spring rate helps with load bearing capacity while increasing ride height to clear larger tires. When used in conjunction with ICONs rear 2.0 Aluminum Series or 2.5 Series shocks, the ride quality and performance is unbeatable.Additional Attributes:GTIN:00840103409146Spring Material:SteelMaximum Lift Height:1Spring Color:BlackGrade Type:PerformanceRear Spring Seat Included:NoRear Spring Rate Type:ConstantAAP_UDA_12:EAAAP_UDA_22:1AAP_UDA_4:55California Proposition 65:WARNING: This product contains chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm.Extended Information:Emissions :Emissions Compliance ExemptLife Cycle Status:Available To OrderPackaging:Quantity of Each:1.0Package UOM:EADimension:21.0000 x 13.0000 x 7.0000 inchesWeight:23.0000 PGPDF:I53015_REVA