It appears you're interested in specifications for the Malaguti SpiderMax GT500. This Scooter model is powered by a Single cylinder, four-stroke engine with 459.00 ccm (28.01 cubic inches) of actual displacement before compression. Fueling is metered via Injection. EMS (Electronic Management System) alpha-speed injection and ignition system with atmospheric pressure sensor . allowing this machine to produce its 39.50 HP (28.8 kW) horsepower and 40.00 Nm (4.1 kgf-m or 29.5 ft.lbs) torque. According to our records engine heat of the Malaguti SpiderMax GT500 is moderated by Liquid. You'll need to get familiar with the Automatic transmission and pay attention to final drive Belt maintainence. Our best information shows that the front tire size is 120/80-16 and the rear is 150/70-16 . The entire package is supported by the frame, V-BOX aluminium monococque structure. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Double disc front brakes and Single disc rear brakes. The Malaguti SpiderMax GT500 was launched in 2010, 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.