Set of 4 Front A-Arm Bushing Kit Fits Most Polaris ATVS 1993-2019 with Strut Front Suspension Replaces Polaris Part # 5436973, 5433066, 5434551, 5436220 100% Liquid Injected Delrin/Delron Fits some Rangers Precision 100% Liquid Delron Injected A-Arm Bushings These Liquid Precision Mold Injected bushings are superior to other companies machined Delron, Delrin and Nylatron Polymide. Bushings. The tolerances on our bushings NEVER vary. They are always exactly the same! Machined bushings are subject to both machine and setup errors. Measure a machined bushing and you will find that none of them are exactly the same. Additionally most other bushings are a mixture of the main material and lower grade plastics. Our Bushings are 100% Delron (Delrin) and we never sacrifice quality to make an extra buck! Over the last 14 years we have sold over 5 Million of these bushings and never had one come back. This product speaks for itself!. Fits: Scrambler, Sportsman, ACE, Trail Blazer, Trail Boss, Hawkeye, Magnum.