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).

This Part Fits:

Year	Make	Model	Submodel
2020-2022	Chevrolet	Silverado 2500 HD	Custom
2015-2022	Chevrolet	Silverado 2500 HD	High Country
2011-2022	Chevrolet	Silverado 2500 HD	LT
2011-2022	Chevrolet	Silverado 2500 HD	LTZ
2011-2022	Chevrolet	Silverado 2500 HD	WT
2015-2022	Chevrolet	Silverado 3500 HD	High Country
2011-2022	Chevrolet	Silverado 3500 HD	LT
2011-2022	Chevrolet	Silverado 3500 HD	LTZ
2011-2022	Chevrolet	Silverado 3500 HD	WT
2006-2008	Dodge	Ram 1500	Laramie
2006-2008	Dodge	Ram 1500	SLT
2006-2007	Dodge	Ram 1500	Sport
2006	Dodge	Ram 1500	SRT-10
2006-2008	Dodge	Ram 1500	ST
2008	Dodge	Ram 1500	SXT
2006-2007	Dodge	Ram 1500	TRX4
2003,2005-2010	Dodge	Ram 2500	Laramie
2006-2010	Dodge	Ram 2500	Power Wagon
2003-2010	Dodge	Ram 2500	SLT
2006-2007	Dodge	Ram 2500	Sport
2003-2010	Dodge	Ram 2500	ST
2008-2010	Dodge	Ram 2500	SXT
2010	Dodge	Ram 2500	TRX
2006-2007	Dodge	Ram 2500	TRX4
2003-2010	Dodge	Ram 3500	Laramie
2003-2010	Dodge	Ram 3500	SLT
2006-2007	Dodge	Ram 3500	Sport
2003-2010	Dodge	Ram 3500	ST
2008-2009	Dodge	Ram 3500	SXT
2007	Dodge	Ram 3500	TRX4
1999	Ford	F-250	Base
1999	Ford	F-250	Lariat
1999	Ford	F-250	XL
1999	Ford	F-250	XLT
2009-2010	Ford	F-250 Super Duty	Cabela's
2008-2009	Ford	F-250 Super Duty	FX4
2004-2010	Ford	F-250 Super Duty	Harley-Davidson Edition
2004-2016	Ford	F-250 Super Duty	King Ranch
1999-2016	Ford	F-250 Super Duty	Lariat
2013-2016	Ford	F-250 Super Duty	Platinum
1999-2016	Ford	F-250 Super Duty	XL
1999-2016	Ford	F-250 Super Duty	XLT
2009-2010	Ford	F-350 Super Duty	Cabela's
2008-2009	Ford	F-350 Super Duty	FX4
2004-2010	Ford	F-350 Super Duty	Harley-Davidson Edition
2003-2016	Ford	F-350 Super Duty	King Ranch
1999-2016	Ford	F-350 Super Duty	Lariat
2013-2016	Ford	F-350 Super Duty	Platinum
1999-2016	Ford	F-350 Super Duty	XL
1999-2016	Ford	F-350 Super Duty	XLT
2020-2022	GMC	Sierra 2500 HD	AT4
2015-2021	GMC	Sierra 2500 HD	Base
2011-2022	GMC	Sierra 2500 HD	Denali
2022	GMC	Sierra 2500 HD	Pro
2011-2022	GMC	Sierra 2500 HD	SLE
2011-2022	GMC	Sierra 2500 HD	SLT
2011-2014	GMC	Sierra 2500 HD	WT
2020-2022	GMC	Sierra 3500 HD	AT4
2015-2021	GMC	Sierra 3500 HD	Base
2011-2022	GMC	Sierra 3500 HD	Denali
2022	GMC	Sierra 3500 HD	Pro
2011-2022	GMC	Sierra 3500 HD	SLE
2011-2022	GMC	Sierra 3500 HD	SLT
2011-2014	GMC	Sierra 3500 HD	WT
2013	Ram	2500	Big Horn
2011-2013	Ram	2500	Laramie
2011-2013	Ram	2500	Laramie Longhorn
2013	Ram	2500	Lone Star
2012-2013	Ram	2500	Outdoorsman
2011-2013	Ram	2500	Power Wagon
2011-2013	Ram	2500	SLT
2011-2013	Ram	2500	ST
2013	Ram	2500	Tradesman
2013-2021	Ram	3500	Big Horn
2011-2021	Ram	3500	Laramie
2014-2015	Ram	3500	Laramie Limited
2011-2020	Ram	3500	Laramie Longhorn
2016-2021	Ram	3500	Limited
2021	Ram	3500	Limited Longhorn
2013-2015,2017,2019-2021	Ram	3500	Lone Star
2011-2021	Ram	3500	SLT
2011-2013	Ram	3500	ST
2013-2021	Ram	3500	Tradesman