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 Front Bumpers, and Rear Bumpers. We carry Super ATV Bumpers for the RZR Xp 4 900. Some are Sport bumpers, others are brush guards, and we have heavier duty bumpers also. Be sure to check out our different UTV Accessories we have for the Polaris RZR XP 4 900!!