Backed by superior materials and rigorous testing, MOOG control arm bump stops deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation. Product Features:IMPROVED DESIGN -- Unique geometric design improves upon the OE part that is affected by the weight and torque forces of affected trucks and their loadsPREMIUM MATERIALS -- Made from a microcellular urethane material for optimized spring rateEXTENDED SERVICE LIFE -- Less prone to splitting, discoloring or cracking with age for long lifeHIGHLY PRECISE ENGINEERING -- Optimized for quiet operation and resistance to salt, road grime and oilsSPECS -- Includes two bump stops for front lower control arms