Dorman 929930 Heavy Duty Coil Spring Upgrade

This item is brand-new, factory sealed.

This pair of extra-heavy-duty coil springs is designed to provide a 70% increase in load handling capability over the vehicle's nominal spring rate, and offer an easy upgrade for vehicles used in continuous heavy hauling conditions. Custom-engineered to improve ride quality, reduce driver fatigue, and improve handling, they're an ideal replacement for coil springs on many pickup trucks, SUVs, RVs, plow trucks, vans and more. Prefer upgrading to coil springs that aren't as stiff? Check out the lighter version of this spring set that provides a 35% increase in load handling capability over your truck's nominal spring rate.
Upgraded spring rate - this pair of extra-heavy-duty coil springs is designed to provide a 70% increase in load handling capability over the nominal spring rate of specified vehicles Ideal solution - precision-engineered to improve ride quality, reduce driver fatigue and improve handling on many pickup trucks, SUVs, RVs, plow trucks, vans and more Durable construction - manufactured from quality steel to help ensure reliable performance and to replace or upgrade worn or damaged coil springs Lighter-duty version available - for less stiffness, upgrade to our version of this spring set that provides a 35% increase in load handling capability over the vehicle's nominal spring rate Vehicle model years this part fits: Cadillac Escalade: 2000, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 Chevrolet Avalanche 1500: 2002, 2003, 2004, 2005, 2006 Chevrolet Avalanche: 2007, 2008, 2009, 2010, 2011, 2012, 2013 Chevrolet Suburban 1500: 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 Chevrolet Suburban: 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 Chevrolet Tahoe: 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 GMC Yukon XL 1500: 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 GMC Yukon XL: 2015, 2016, 2017, 2018, 2019, 2020, 2021 GMC Yukon: 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021