It appears you're interested in specifications for the Yamaha XTZ 250 Lander. This Enduro / offroad model is powered by a Single cylinder, four-stroke engine with 249.00 ccm (15.19 cubic inches) of actual displacement before 9.8:1 compression. Fueling is metered via Injection allowing this machine to produce its 21.00 HP (15.3 kW) horsepower and 2.10 Nm (0.2 kgf-m or 1.5 ft.lbs) torque. According to our records engine heat of the Yamaha XTZ 250 Lander is moderated by Oil & air. You'll need to get familiar with the 5-speed transmission and pay attention to final drive Chain maintainence. Our best information shows that the front tire size is 80/90-21M/C 48S and the rear is 120/80-18M/C 62S . The entire package is supported by the frame, . We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc front brakes and rear brakes. The Yamaha XTZ 250 Lander was launched in 2007, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.