2021 Yamaha Kodiak 450 DO-IT-ALL ATV With an Ultramatic® automatic transmission, On-Command® 2WD/4WD and fuel injection, this ATV packs big performance into a mid-size machine. Features may include: Ultramatic® and On-Command® Kodiak 450® brings Yamaha’s renowned combination of the industry’s most durable automatic transmission—Ultramatic®—with th...