Engineered to provide the strength of a “Boxed Style A-Arm”, able to withstand anything in any condition. The BOLT-ON Polaris RZR 900 XP A-Arm Reinforcement kit will keep your A-Arms protected and untouched, giving you the confidence you deserve, whether it be on the trail or at the track. Constructed from steel, bent Polaris RZR 900 XP A-Arms are now a thing of the past. Stainless steel bolts and zinc hardware keep your A-Arms rust free, and allow you to enjoy the mud, dirt, water and all other conditions. This is nessasary for all UTV owners who want to enjoy their UTV.