The Kryptonite Upper & Lower Ball Joints 1420BJPACK is an excellent upgrade for the suspension on your Ram 2500/3500 4WD. These ball joints are designed explicitly for heavy-duty use and will tackle the toughest work that you can throw at them while delivering exceptional performance. Each Ball joint has a durable E-Coat finish to maintain performance integrity and resist corrosion. All ball joints come pregreased with premium high-quality grease and are ready to install out of the box. FEATURES:• Made In The USA• Serviceable Grease Port• Direct Press In Replacement• All Joints Come Pre-Greased• Oversize Heavy-Duty Internals• Heat Treated 4140 Chromoly Stud• Improved Strength & Rigidity Over OEM WARRANTY INFO:Lifetime Note: OEM spec ball joints.These are Not suitable replacements if knurled ball joints have been installed. Vehicle Applications: 2014-2024 RAM 2500 4WD | 2013-2024 RAM 3500 4WD SPECIFICATIONS Fuel Type Diesel / Gas Prop 65 WARNING: Cancer & Reproductive Harm - P65Warnings.ca.gov