It appears you're interested in specifications for the Arctic Cat Alterra 450. This ATV model is powered by a Single cylinder, four-stroke engine with 433.0 ccm (26.42 cubic inches) of actual displacement before compression. Fueling is metered via Injection. EFI allowing this machine to produce its horsepower and torque. According to our records engine heat of the Arctic Cat Alterra 450 is moderated by Liquid. You'll need to get familiar with the Automatic transmission and pay attention to final drive maintainence. Our best information shows that the front tire size is 25/8-12 and the rear is 25/10-12 . 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. Hydraulic front brakes and Single disc. Hydraulic rear brakes. The Arctic Cat Alterra 450 was launched in 2021, 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.