Includes LH and RH bushings; Rack & Pinion Mounting Bushing Moog bushings are designed to absorb vibration and noise and deliver better handling, while providing the performance of urethane without the “squeak” normally associated with it. They are not affected by oils, alkalines, ozone or hydrocarbons; can withstand extreme weather conditions; can carry substantial loads; and will not discolor or crack with age. MOOG Warranty Information Limited lifetime (except tools & Omega power steering products). Hub assemblies, steering dampers, and R-Series 12 months.