The RZR XP 4 900 is the most-capable, highest-powered, multi-passenger side-by-side with the longest wheelbase making it the ultimate performance vehicle in the marketplace. A proven 88 horsepower, ProStar™ 900 Twin engine, 3-link trailing arm independent rear suspension (IRS) with 12.5" of ground clearance and 14" of travel. On-demand true all-wheel drive and low center of gravity for make for unmatched cornering