The Superlift SLF dual-rate coil spring pair for 2018–2019 Jeep JL Unlimited (including Rubicon) 4-door front suspension supplies a 4-inch front lift and uses a dual-rate profile to balance ride comfort and load support. Tuned spring rates help maintain on-road manners while providing clearance gains for lifted JL Unlimited 4-door vehicles. Offered as a matched front pair for straightforward upgrade.
Superlift 18-19 Jeep JL Unlimited Incl Rubicon 4 Door Dual Rate Coil Springs (Pair) 4in Lift - Front