NEW RIMSThey're light as cast aluminum can be.Equipped wtih these one-piece,double-spoke rims,M series can provide a smooth ride and comfortable feel over a variety of surface.CARGO RACK M550 features with large cargo rack in its front and rear.Constructed from high-grade plastic, the cargo rack is of light weight,large storage and impressive load capacity. ENGINE The new-designed powerful 493cc, SOHC, single-cylinder, liquid-cooled, four valve engine is tuned to deliver strong low-to-mid range torque as well as high-rpm power. The sophisticated electronic fuel injection system automatically keeps the engine's performance at its peak,regardless of tempature or altitude. The end result is a high-performance ATV capable of producing the most power, acceleration while at the same time maintaining excellent fuel efficiency. GROUND CLEARANCE Riders can overcome most terrains easily as M550 offers 9.9 inches of ground clearance. HIGH TECH LIGHTING DESIGN These LED headlamps light the trail when the sun goes off duty,and they are in LED with better indication and longer life.FOUR WHEEL INDEPENDENT SUSPENSIONThe M550's Independent Rear Suspension (IRS) returns two obvious benefits: First, it helps ensure constant tire contact with the ground for superior traction; second, it gives you an ultra smooth ride over rough terrain, so you don’t get beat up on the trail.M550 would always bring you a comfortable feeling in your riding.