THE POWER-PACKED FULL-FEATURED GRIZZLY 350 AUTOMATIC 4X4 SOLID AXLE CARRIES A LOT OF ADVANCED YAMAHA ATV TECHNOLOGY IN AN AFFORDABLE PACKAGE. CLASS-EXCLUSIVE FULLY AUTOMATIC ULTRAMATIC(R) TRANSMISSION IS THE MOST ADVANCED DRIVE SYSTEM IN ATVING, WITH AN AUTOMATIC CENTRIFUGAL CLUTCH THAT MAINTAINS CONSTANT BELT TENSION FOR REDUCED WEAR, INSTANT RESPONSE AND CLASS-EXCLUSIVE FRONT/REAR-WHEEL DOWNHILL ENGINE BRAKING. CLASS-EXCLUSIVE ON-COMMAND(R) 4WD MEANS SWITCHING FROM 2WD TO 4WD IS AS SIMPLE AS PUSHING A HANDLEBAR-MOUNTED BUTTON.