Premium Quality Replacement PartWe strongly recommend cross referencing part numbers and measurements!FRONT UPPER and LOWER CONTROL A-ARM STANDARD SUSPENSION BUSHINGSRIGHT and LEFTFor POLARIS Models: RZR 4 900 2017-2018RZR 900 50 INCH 2017-2020RZR 900 55 INCH ALL OPTIONS 2017RZR 900 60 INCH ALL OPTIONS 2018-2019Part Number :5452233Dimensions & Measurements :Bushing Length 0.11″ | 15.5mmBushing Inner Diameter 0.64″ | 16.5mmBushing Outer Diameter 1.02″ | 26mmOrder Includes:14 x Standard Suspension Bushing