Specifications: The grizzly 660f enters its fourth year, well established as the ultimate big bore atv. The grizzly is king of the great canadian outdoors. Transmission Revolutionary ultramatic fully automatic transmission is the first automatic transmission to feature true engine braking. All four wheels receive engine braking in 4wd mode. Dual-range transmission with reverse. Low range has approximately 1.5 times the pulling power of high range. Electric starter Convenient push-button electric starter works in any gear and includes a manual recoil backup. Cargo Heavy-duty, high-load capacity front and rear steel cargo racks with resin protectors. More versatile and repairable than plastic. Floorboards New rugged steel-reinforced lightweight floorboards with raised footpeg inserts. Electrical connectors Waterproof marine type electrical connectors are used on the regulator/rectifer, headlight, starter relay and stator. More features The drive belt is under constant tension(unlike a snowmobile clutch system) and the belt is not used as a clutch. The ultramatic system is vented. The vents are actually snorkels that are mounted in a high position for great wet condition operation. Differential lock speed override switch(forward only) allows customer to override the speed limiter for certain conditions. Transmission lock parking function eliminates the need for a separate brake lock. Yamaha\'\'s exclusive on-command 2wd to 4wd shift system - with a simple push of a button, you can choose either 2x4 or 4x4. Large, simple-to-use choke lever is located on the handlebar for easy access