It appears you're interested in specifications for the Yamaha Maxim X. This Classic model is powered by a In-line four, four-stroke engine with 750.00 ccm (45.77 cubic inches) of actual displacement before 11.5:1 compression. Fueling is metered via Carburettor allowing this machine to produce its 93.00 HP (67.9 kW) horsepower and torque. According to our records engine heat of the Yamaha Maxim X is moderated by Liquid. You'll need to get familiar with the 5-speed transmission and pay attention to final drive Shaft drive (cardan) maintainence. Our best information shows that the front tire size is and the rear is . 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 Double disc front brakes and Expanding brake (drum brake) rear brakes. The Yamaha Maxim X was launched in 1985, 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.