Synergy Dodge Heavy Duty Metal-on-Metal Tie Rod Ends 1-14 LH Thread Shank Fits: 06-08 Dodge Ram Mega Cab 4x4 00-13 Dodge Ram 2500 4x4 00-12 Dodge Ram 3500 4x4 Details: Synergy Dodge Heavy Duty Metal-on-Metal Tie Rod Ends Fully greasable sintered metal on metal bushing design has high wear resistance Specially designed grease grooves in the OD of the ball to allow for maximum lubrication Spring loaded bearing design keeps pressure on bearings and keeps the joint tight as it wears Forged bearing housing made from 1018 steel for a strong, smooth, bearing surface Tie Rod End stud made from 4140 steel with an induction heat treated bearing surface for smooth operation and maximum life Outperforms the factory and all other aftermarket style tie rod ends by offering: A larger shank with no stress riser (doesn't neck down at base), Elimination of the nylon ball race Boots are made from tear/wear resistant black NBR and come with retaining springs. 4134-L low misalignment boot available separately 4134-02 Includes all necessary hardware for installation 1-14 UNF LH Thread/1.6 Taper (9.5 Degree Including Angle) Synergy High Performance Grease (4119) is the recommended grease for this product Fits 94-13 Dodge Ram trucks with Synergy 8525 Steering