2012 Yamaha Grizzly 550 FI Auto 4×4
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– 2012 Yamaha Grizzly 550 FI Auto 4×4
2012 Yamaha Grizzly 550 FI Auto 4×4 Review
Best in class meets best in value…
The Grizzly 550 employs a 558cc powerplant along with IRS, On Command 4WD, fuel injection and much more.
If you are looking for the ultimate non-EPS fully sized ATV with fuel injection, Yamaha exclusive fully automatic Ultramatic transmission, on command 2WD / 4WD with Diff Lock and so much more, look no further.
2012 Yamaha Grizzly 550 FI Auto 4×4 Highlights:
Key selling points:
The 550cc class has a leader, with a fully featured
package based on its best-selling bigger brother,
the Grizzly 700 FI, with a largest-in-class 558cc
powerplant and excellent value.
Steel Blue model includes cast aluminum wheels.
Yamaha Fuel Injection means instantaneous cold
starts and optimal performance in nearly any
condition, from sea level to 15,000 feet.
Industry-exclusive, fully automatic Ultramatic®
transmission is the most advanced drive system in
ATVs. An automatic centrifugal clutch maintains
constant belt tension for reduced belt wear and uses
a sprag clutch for all-wheel downhill engine braking
in 4WD mode.
Three-position On-Command® In/Out 4WD feature
lets you switch between 2WD, limited-slip 4WD and
fully locked differential 4WD-all with a simple
push of a button.
Fully independent long-travel four-wheel suspension
features double-wishbone suspension front and
rear with five-way preload-adjustable shocks for
maximum control and comfort over rough terrain.
Smoothest-running and -riding Grizzly ever.
Trick digital instrument panel boasts a
multifunction LCD display with speedometer,
odometer, dual tripmeter, hour meter that counts
the engine’s running hours, 4WD status,
transmission position, clock and fuel gauge.
The Grizzly 550 boasts the lightest weight in its
class at only 648 pounds wet weight.
2012 Yamaha Grizzly 550 FI Auto 4×4 Key Features:
New for 2012:
o New oil access cover allows easy access to check oil level.
o Fenders have a textured finish that resist scratching and scuffing.
o Gas charged rear shocks offer a quality damping feel and
excellent performance over a long period of time.
o Rugged Maxxis® tires get the Grizzly moving over the
o This 558cc 4-stroke SOHC 4-valve liquid-cooled engine is derived
directly from the industry-leading Grizzly 700 powerplant.
o Ceramic-composite cylinder liner provides outstanding durability
and heat dissipation; 92mm forged piston is light and strong and
rides on a carburized chrome-moly connecting rod.
o Two-lobe overhead cam and a pair of needle-roller rocker
arms reduce friction by 50 percent for increased fuel efficiency
o Gear-driven crankshaft balancer shaft and 4-position rubber
engine mounts reduce vibration.
o Yamaha Fuel Injection uses a Mikuni® 40mm throttle body and
idle speed control valve to provide easy cold starts and
flawless fuel delivery in nearly any condition, from below sea
level to 15,000 feet.
o Pushbutton electric start with seven-disc torque-limiting damper
assembly to protect the starter motor.
o Stainless steel exhaust system features aluminum heat shields
and a screen-type spark arrestor for great power with minimum
o High-capacity aluminum radiator with fan motor delivers
maximum cooling efficiency and is positioned high in the frame
for optimal protection.
o Five-position shift lever with L, H, N, R and P gates has a light
shifting feel with easy engagement, providing positive Ultramatic
o Sealed drive case keeps out water and debris to help
o Full-size chassis provides the same high level of comfort enjoyed
by Grizzly 700 riders.
o Front and rear lower A-arm guards offer excellent protection
-and Grizzly 550 features WideArc™ front A-arms for
outstanding ground clearance that’s 5 inches wider than
that provided by ordinary designs.
o Five-way preload-adjustable shocks provide a comfortable ride,
whatever the load or trail conditions.
o CV boots are made of tough polyethylene for more durability than
typical rubber boots.
o Four-wheel hydraulic disc brakes serve up consistent,
long-lasting braking power.
o 5.3-gallon fuel tank is located under the seat for excellent mass
centralization and handling; there’s a 4.8-liter water-resistant
storage compartment under there, too.
o 11.8 inches of ground clearance and full-length composite
skidplate deliver maximum underbelly protection while
o 25×8-12 front and 25×10-12 rear Maxxis® tires provide responsive
steering and handling and excellent comfort.
o Direct driveshaft design efficiently transfers power while
providing outstanding durability with less vibration.
Additional featu res:
o Trick digital instrument panel boasts a multifunction LCD
display with speedometer, odometer, dual tripmeter, hour meter
that counts the engine’s running hours, 4WD status,
transmission position, clock and fuel gauge.
o Rugged steel cargo racks with special, extra-durable wrinkle
paint finish can pack a total of 286 pounds combined (99 front,
o Center-mounted, heavy-duty trailer hitch comes standard and can
tow more than 1300 pounds.
o Dual 35-watt multireflector halogen bulb headlights with high/
low beams provide bright illumination for nighttime work or play.
o Assembled in Newnan, GA, U.S.A.
Please refer to the 2011 Spring Big Book
* Wet weight includes the vehicle with all standard equipment and all
fluids, including oil, coolant (as applicable) and a full tank of fuel.
It does not include the weight of options or accessories. Wet weight
is useful in making real-world comparisons with other models.
ATVs with engine sizes over 90cc are recommended for use only by riders age
16 years and older.
2012 Yamaha Grizzly 550 FI Auto 4×4 – USA Specifications
US MSRP* $7,999 (Hunter Green) Available from June, 2011
$8,249 (Steel Blue) Available from June, 2011
$8,449 (Realtree® AP™ Camouflage) Available from July, 2011
Type 558cc, 4-stroke, liquid-cooled single; SOHC, 4 valves
Bore x Stroke 92.0 x 84.0mm
Compression Ratio 9.3:1
Fuel Delivery Yamaha Fuel Injection (YFI), 40mm
Ignition TCI, 32-bit ECU
Starting System Electric
Transmission Yamaha Ultramatic® V-belt with all-wheel engine braking/H, L, N, R, P
Drive Train Yamaha On-Command® pushbutton; 3-way locking differential; 2WD, 4WD, locked 4WD; shaft drive
Suspension / Front Independent double wishbone; 5-way preload adjustment, 7.1-in travel
Suspension / Rear Independent double wishbone; 5-way preload adjustment, 9.5-in travel
Brakes / Front Dual hydraulic disc
Brakes / Rear Dual hydraulic disc
Tires / Front AT25 x 8-12
Tires / Rear AT25 x 10-12
L x W x H 81.3 x 46.5 x 48.8 in
Seat Height 35.6 in
Wheelbase 49.2 in
Turning Radius 126 in
Ground Clearance 11.8 in
Fuel Capacity 5.3 gal
Wet Weight 648 lb
Rack Capacity 99 lb Fr./187 lb Rr.
Towing Capacity 1322 lb
Instrumentation Digital LCD multifunction display; speedometer, odometer, dual tripmeter, hour meter, clock, fuel gauge and gear position
Lighting Dual 35W Halogen multireflector headlights & 21W/5W brakelight
Warranty 6 Month (Limited Factory Warranty)
2012 Yamaha Grizzly 550 FI Auto 4×4 – Canadian Specifications
Canadian MSRP* $NA CDN
Model not available in Canada
Specifications, appearance, and price of product are subject to change without notice.
* MSRP does not include freight, PDI (Pre Delivery Inspection), pre-rigging (boats), or taxes. Dealer may sell for less.