ADDED CORROSION PROTECTION --?Specially-engineered coatings are applied to metal surfaces to inhibit?premature deterioration?caused by rain, snow, salt and road grime. EASY TO INSTALL -- Precision tolerances for easy installation and steering alignment giving you a perfect fit right out of the box. MOOG premium control arms for foreign and domestic nameplates are engineered for structural strength and corrosion protection.. HARDENDED TO MAXIMIZE STRENGTH -- Studs are induction hardened to maximize strength, resist breakage and improve fatigue life. KEEPS DIRT AND WATER OUT --?Pre-installed dust boot seal provides an effective barrier against wear-causing contaminants. ENHANCED STRUCTURAL STRENGTH - Material and heat treatment are carefully selected to meet application requirements. PREMIUM BUSHINGS --?Pre-installed with optimized stiffness to inhibit noise for a comfortable ride. MOOG RK623749 Front Right Lower Suspension Control Arm and Ball Joint Assembly for Subaru WRX. HARDWARE INCLUDED -- Comes with all necessary hardware for easy, fast installation. Front Right Lower Suspension Control Arm and Ball Joint Assembly. 15-21 Subaru WRX Front Right Lower Control Arm. 2015-2021 Subaru WRX STI (Front Right Lower). 2015-2021 Subaru WRX (Front Right Lower). Cntrl Arm w Ball Jt

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