1-2' Lift Height: 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 Ford F250/F250 4WD models; designed for the front suspension. 1-3' Lift Height: 2014 - 2024 Dodge/Ram 3500 4WD models; designed for the front suspension. Durable Design: Features 2.0 smooth bore, honed seamless alloy bodies with a protective thick silver powder coating and robust 5/8' hard chrome-plated, heat-treated alloy steel shafts for enhanced strength and resistance to the elements. Superior Ride Quality: Equipped with quiet nitrile rubber bushings to increase suspension articulation, delivering a more comfortable and responsive driving experience on various terrains. Advanced Damping System: Incorporates an internal IFP mono-tube reservoir to separate shock oil and high-pressure nitrogen, alongside JM92 Advanced Suspension Fluid, for reliable damping and temperature performance, suitable for both OEM and