Yamaha Grizzly 450 IRS - Specifications & Review

Grizzly 450 IRS

Article Complete Info

Articleid585357
CategoryATV
MakeYamaha
ModelGrizzly 450 IRS
Year2017

Chassis, Suspension, Brakes & Wheels

FrontbrakesDouble disc. Hydraulic.
FrontsuspensionIndependent double wishbone, 5 position preload adjustment
Fronttyre25/8-12
Frontwheeltravel160 mm (6.3 inches)
RearbrakesDouble disc. Sealed oil-bathed multi-disc
RearsuspensionIndependent double wishbone, 5 position preload adjustment
Reartyre25/10-12
Rearwheeltravel180 mm (7.1 inches)

Engine & Transmission

Borexstroke84.5 x 75.0 mm (3.3 x 3.0 inches)
Compression10.0:1
CoolingsystemLiquid
Displacement421.00 ccm (25.69 cubic inches)
DrivelineOn-Command® 2WD/4WD/diff-lock
EnginedetailsSingle cylinder, four-stroke
EnginetypeGear-driven crankshaft balancer shaft and rubber-damper engine mounts
FuelsystemCarburettor. Mikuni BSR33/1
GearboxAutomatic
IgnitionDC-CDI 
TransmissiontypefinaldriveBelt
Valvespercylinder2

Other Specifications

CarryingcapacityFront and rear cargo racks.
ColoroptionsGreen, Blue, Red
Factorywarranty6 Month (Limited Factory Warranty)
InstrumentsMultifunctional LCD information panel
LightDual 30W Krypton multireflector headlights and 21W/5W brakelight
StarterElectric

Physical Measures & Capacities

Fuelcapacity15.14 litres (4.00 gallons)
Groundclearance245 mm (9.6 inches)
Oilcapacity2.60 litres (0.17 quarts)
Overallheight1,120 mm (44.1 inches)
Overalllength1,994 mm (78.5 inches)
Overallwidth1,092 mm (43.0 inches)
Seatheight840 mm (33.1 inches) If adjustable, lowest setting.
Weightincloilgasetc281.2 kg (620.0 pounds)

About Yamaha

Country of Origin: Japan
Founder: Nippon Gakki (Genichi Kawakami led motorcycle entry)
Best Known For: R-series sportbikes, MT nakeds, YZ/WR off-road, Ténéré ADV

Company History

Yamaha blends engineering polish with musical-instrument attention to feel. From the RD two-strokes to modern crossplane R1s, its sportbikes emphasize chassis communication and reliability. Off-road, YZ/WR platforms define durability and race-fed development, while Ténéré ADV models offer long-legged, serviceable travel. Global dealer depth, parts commonality, and conservative updates make Yamahas easy to own and hard to break. The brand’s hallmark is balance: machines that work on Monday, thrill on Sunday, and keep their manners for decades.

Other Years

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