If you're looking for a smoother ride for your vehicle that has a coil spring suspension, Firestone Coil-Rite air helper springs are what you need. Designed to fit inside existing coil springs to create a variable spring rate, Coil-Rite will level your vehicle and assist with more effective braking and handling, even under heavy loading and adverse road conditions.Coil-Rite enables you to control the air pressure in the air helper springs so you can make adjustments for varying loads and road conditions. Spring performance can be altered as easily as inflating a tire.Firestone Coil-Rite air helper springs are made of durable, elastic polyurethane, providing years of comfort and stability to your vehicle. The air springs will support 500-1000 lbs. per set (not to exceed vehicle's GVWR). Coil-Rite Air Helper Springs are designed to work in temperatures between 180deg F (82deg C) and -40deg F (-40deg C).

Vehicle Fitment

Years	Make	Model	Trim
2006	Jeep	Commander	65th Anniversary Edition
2006–2007	Jeep	Commander	Base
2006–2010	Jeep	Commander	Limited
2007–2009	Jeep	Commander	Overland
2007–2010	Jeep	Commander	Sport
2006	Jeep	Grand Cherokee	65th Anniversary Edition
2005–2010	Jeep	Grand Cherokee	Laredo
2005–2010	Jeep	Grand Cherokee	Limited
2006–2009	Jeep	Grand Cherokee	Overland
2006–2010	Jeep	Grand Cherokee	Srt8
2006	Jeep	Wrangler	65th Anniversary Edition
2003–2006	Jeep	Wrangler	Rubicon
1997–2004	Jeep	Wrangler	Sahara
1997–2006	Jeep	Wrangler	SE
1997–2006	Jeep	Wrangler	Sport
2004–2006	Jeep	Wrangler	Unlimited
2005–2006	Jeep	Wrangler	Unlimited Rubicon
2002–2006	Jeep	Wrangler	X