Additional Features

• Rugged steel cargo racks with special, extra-durable wrinkle paint finish can pack a total of 286 pounds. combined (99 front, 187 rear).
• Center-mounted, heavy-duty trailer hitch comes standard and can tow over 1200 pounds.
• Wide, fully integrated floorboards feature serrated footpegs for extra grip in wet conditions.
• Large, specially designed seat is extra plush and widely contoured for all-day rider comfort.
• Huge front and rear fenders with inner guards offer excellent mud/splash protection.
• Ratchet gas cap prevents over tightening.
• Dual 30-watt multireflector Krypton bulb headlights with high/low beams feature stylishly sleek cat-eye design.
• 5-watt/21-watt tail/brake light
• Handy, 12-liter underseat storage box.
• Large, 5.3-gallon fuel tank features an electronic, bar-type gauge and easy-access petcock.
• Convenient, water-resistant 12-volt DC power outlet handles a wide range of accessories.
• Maintenance-free 18-amp-hour battery provides extra starting power, even in cold weather.
• Underseat marine-spec electrical components ensure maximum protection from the elements.
• Easy-to-use, handlebar-mounted choke lever.

Chassis/Suspension

• CAD-designed steel frame is lightweight and features outstanding durability with superior rigidity for superb handling.
• Large-diameter ventilated hydraulic front disc brakes and shaft-mounted hydraulic rear disc system ensure outstanding stopping power in a variety of conditions.
• Light, responsive steering and a class-leading turning radius combine for increased comfort and incredible maneuverability—even in 4WD.
• 34.6" seat height creates a low center of gravity for improved handling and maneuverability.
• 11.8" of ground clearance and full-length composite skid plate deliver maximum underbelly protection while enhancing terrainability.
• 25 x 8-12 front and 25 x 10-12 rear tires on all-new, lightweight aluminum wheels further boost ground clearance while reducing unsprung weight for lighter, more responsive steering and handling.
• Heavy-duty front bumper and CV joint guards protect against rock and debris damage.

Class Exclusive Grizzly 660 4x4 Features

• Liquid-cooled, 5-valve, 660cc, four-stroke single—the most advanced engine ever used in a utility ATV—and light weight (only 600 lbs.) equals the best power-to-weight ratio of any utility model in the industry.
• Yamaha’s patented 5-valve cylinder design (same as on the ultra-sporty 660R Raptor) delivers incomparable combination of potent low-rev torque and right-now throttle response.
• Industry-exclusive 3-position On-Command™ In/Out 4WD feature lets you switch between 2WD, limited-slip 4WD and fully locked differential 4WD—all with the simple push of a button.
• Low-maintenance front shaft drive features a gear case and electronic servo-activated 2WD/4WD/Diff-Lock via the On-Command™ system.
• Direct rear shaft drive eliminates the U-joint for greater durability and more efficient power transfer at all RPM.
• Fully independent four-wheel suspension features a double wishbone suspension front and rear delivering 7.1 inches and 9.5 inches of travel, respectively, with 5-way preload-adjustable shocks to ensure maximum tire contact—and comfort—while navigating rough, uneven terrain.
• Trick digital instrument panel boasts a multifunction, LCD display with speedometer, odometer, dual tripmeters, hour meter, 4WD status, transmission position, clock and fuel gauge.
• Lightest weight in class–600 pounds.

Engine

• Compact engine design features a 45° cylinder angle for maximum ground clearance and lower seat height for quick steering and maneuverability.
• Gear-driven crankshaft balancer shaft and rubber-damper engine mounts reduce vibration.
• 42mm Mikuni BSR carburetor and high-output DC-CDI ignition system ensure incredible throttle response and engine performance.
• Push-button electric starting with auxiliary recoil starter and auto decompression cam for “easy-pull” backup starter convenience.
• Industry-exclusive, fully automatic Ultramatic™ transmission is the most advanced drive system in ATV-ing with industry-leading all-wheel engine braking.
• Automatic centrifugal clutch helps ensure constant belt tension for superior no-slip performance and reduced belt wear.
• Dual-range (Hi/Lo) drive with reverse and transmission-lock parking brake taps into more pulling power in low and more performance in high than any machine in its class.*
• Override button allows engine to make maximum RPM in full Diff-Lock mode.
• Sealed drive case keeps out water and debris to help prevent belt from slipping.
• Hand-operated side cover drain keeps belt dry and free from mud and debris.
• Specially designed full stainless steel exhaust system features aluminum heat shields and a screen-type spark arrestor for superb power characteristics with minimum noise output.
• Large-capacity aluminum radiator with fan-assist delivers maximum cooling efficiency and is positioned high in the frame for optimal protection.
• Specially designed drive system air intake vent prevents overheating and keeps water and mud from entering drive case.
• Easy-access, tool-free air filter box.
• Automatic cam chain tensioner reduces engine maintenance and helps extend engine life.