It appears you're interested in specifications for the Suzuki QuadSport Z90. This ATV model is powered by a Single cylinder, four-stroke engine with 90.00 ccm (5.49 cubic inches) of actual displacement before 9.5:1 compression. Fueling is metered via Carburettor allowing this machine to produce its horsepower and torque. According to our records engine heat of the Suzuki QuadSport Z90 is moderated by Air. You'll need to get familiar with the Automatic transmission and pay attention to final drive Shaft drive (cardan) maintainence. Our best information shows that the front tire size is 19/7-AT10 and the rear is 19/10-AT9 . 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 Expanding brake (drum brake) front brakes and Expanding brake (drum brake) rear brakes. The Suzuki QuadSport Z90 was launched in 2009, 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.