Contact your nearest Lano Equipment dealer! The All New Kubota RTV X900.21.6hp Kubota Diesel Engine Power when and where you need it. Even when the trail disappears, you can rely on the RTV X-Series’ powerful diesel engines to keep you moving forward. Kubota-built and trail- proven, these 3-cylinder liquid-cooled diesel engines have a well-earned reputation for dependable performance even in the harshest terrains. The RTV-X900 comes with a robust 21.6 HP engine.