The Polaris RZR XP 4 900 obviously can hold more people than the RZR XP 900! A great UTV for a family to go on a ride and enjoy the time together! For the RZR XP 4 900 we have many different UTV Accessories, this category has extras for the RZR. We offer Seat Belts, Door Storage Bags, Receiver Hitches and that is just the start! Be sure to check out our different UTV Accessories we have for the Polaris RZR XP 4 900!!